Wireless HeadSet

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					A   1           2           3               4   5                         6                                  7




                                                                                                                            A
                                Wireless HeadSet
B




                                                                                                                            B
                    PTT
                                                           Content                       Page
                                                    Cover                                  1
                                                    Power                                  2
                                                    Processor + Bluetooth                  3
        Power        uP         Bluetooth
                                                    JTAG + Clocks                          4
C




                                                                                                                            C
                                                    Audio                                  5

                    Audio
D




                                                                                                                            D
                                                             Title
                                                              Wireless HeadSet
                                                             Author
                                                              P07304
E




                                                                                                                            E
                                                              File                                               Document
                                                           F:\Cable Free WarFighter\Schematics\WHS\WHS.dsn
                                                              Revision              Date                         Sheets
                                                               B                     11/27/2006                   1 of 5
    1           2           3               4   5                         6                                  7
                  1                                                             2                                                 3                                                       4                                                  5                                                       6                                                                                  7



     VBATT


                                                                                                                                                                                                               V3P3
                                      L1
A




                                                                                                                                                                                                                                                                                                                                                                                                       A
                                      10u                                                                   V3P3

                        R4                                                                    /LBO




                                                            7
                                                                                                                                                                                                           R2                                                        V2P7                                                                                          V3P3                   AV3P3
                                                    U1
                        221k




                                                                VBATT
                                                                                                                                                                                                                0
     C1                                    2                                        8                                                                                                                                                U2
                                                    LBI                 VOUT                                                                                                                                                                                                                                                                                               L2
                                           4                                        3         R1     200k                                                                                                                     1                               5
    47u                                             VREF                /LB O                                                                                                                                                        VIN         VOUT
                                           6                                        5                                                                                                                                         2                                                                                                                                            22u
                                                    GND                 /SHDN                                                                                                                                                        GND
                                                                                                                                                                                                                              3                               4
                                                                                                                                                                                                                                     EN          /ERR
                                                                FB
            R5               C2                                                                                                                                                                            C4                                                            C5                                                                                                      C16
          200k               100n                                   ST-L6920                                C3                                                                                            10u                        FAN2503527X                   10u                                                                                                           22u
                                                                                                            47u
                                                            1
B




                                                                                                                                                                                                                                                                                                                                                                                                       B
                                                                                                                                                                                                                                                                     DGND                                                                                                          AGND
            DGND                                                                                            DGND                                                                                                      DGND


                                                                                                                                                             V3P3
                                  V2P7                                                                                                                                                                                                                                                                   V2P7                                 V2P7
                                                                                                                                                                                                                                                                              V2P7
                                                                                                                   AV3P3          V3P3




                                                                                                                                                         9


                                                                                                                                                                    51
                                                                                                                                              U3B




                                                                                                                                                                                                                                                                                                                      G1


                                                                                                                                                                                                                                                                                                                                       G5
                                                                                                                                                                                                                                                                                                           A7




                                                                                                                                                                                                                                                                                                                                       F3
    C12          C13           C14           C15           C25                                                                                                                                                                                                                R6             U4B




                                                                                                                                                          V33


                                                                                                                                                                        V33




                                                                                                                                                                                                                                                                                                               VDD_HV_A



                                                                                                                                                                                                                                                                                                                                         VDD_IO_A
                                                                                                                                                                                                                                                                                                                                                    VDD_IO_B
                                                                                                                                                                                                                                                                                                                          VDD_HV_D
    10n          100n          100n          100n          10u                                                                                                                                                                                                                0
                                                                                                                                         17                                                   26   C17    1u
C




                                                                                                                                                                                                                                                                                                                                                                                                       C
                                                                                                                                              V33IOPLL                        V18BKP




                                                                                                                                                                  STR715FR0
                                                                                                                                         38                                                   25
                                                                                                                                              V33IOPLL                        VSSBKP
                                                                                                                                         18                                                   27   C24    10u                                                                           G2
                                                                                                                                              VSSIOPLL                           V18                                                                                                         VDD_D
                                                                                                                                         39                                                   28                                                                                        E7                                                                                  B5
                                                                                                                                              VSSIOPLL                         VSS18                                                                                                         VDD_CLD                                                TOUT_IN_QP
                                                      Place caps near BT power pins                                                      29                                                   58   C18    33n                                                                           B7
                                                                                                                                              AVDD                                  V18                                              C19                                                     VDD_DSM
                                  DGND                                                                                                   30                                                   57                                                                                        C7                                                                                  A6
                                                                                                                                              AVSS                             VSS18                                                                                                         VDD_N                                                  TOUT_IP_QN
                                                                                                                                                                                                                              220n                                                      D7
                                                                                                                                                                                                                                             C20                                             VDD_CL                   STLC2500C
                                                                                                                                                                                                                                                                                        A1                                                                                  E5
                                                                                                                                                    VSS
                                                                                                                                                    VSS
                                                                                                                                                          VSS
                                                                                                                                                                VSS
                                                                                                                                                                        VSS
                                                                                                                                                                                                                                                                                             VDD_RF                                                               AF_PRG




                                                                                                                                                                               NU
                                               V3P3                                                                                                                                                                                   220n           C21




                                                                                                                                                                                                                                                                                                                          VSS_ANA
                                                                                                                                                                                                                                                                                                                                     VSS_ANA
                                                                                                                                                                                                                                                                                                                                     VSS_ANA
                                                                                                                                                                                                                                                                                                     VSS_DIG
                                                                                                                                                                                                                                                                                                               VSS_DIG
                                                                                                                           DGND                                                                                                                              C22




                                                                                                                                                                                                                                                                                                                                                    VSS_RF
                                                                                                                                                                                                                                                                                                                                                               VSS_RF
                                                                                                                                                                                                                                              220n
                                                                                                                                                                                                                                                                     C23           R7
                                                                                                                                                     44
                                                                                                                                                             50
                                                                                                                                                                    59


                                                                                                                                                                              15
                                                                                                                                                                                                                                                      220n
                                                                                                                                                 4
                                                                                                                                                     8




                                                                                                                                                                                                                                                              220n
                                                                                                                                  AGND                                                                                                                                             DNP




                                                                                                                                                                                                                                                                                                                                       C6
                                                                                                                                                                                                                                                                                                   E3
                                                                                                                                                                                                                                                                                                           E4
                                                                                                                                                                                                                                                                                                                      B4
                                                                                                                                                                                                                                                                                                                                 B6


                                                                                                                                                                                                                                                                                                                                       A2
                                                                                                                                                                                                                                                                                                                                                           A5
     C6          C7            C8            C9           C10            C11            C26                                                                                                                                                                                                                                                                                      AGND
D




                                                                                                                                                                                                                                                                                                                                                                                                       D
    10n          100n          100n          100n         100n           100n           10u                                                           DGND                    DGND
                                                                                                                                                                                                                    VBATT
                                                                                                                                                                                                                                                                  AGND
                                                                                                                                                                                                                                                                                                   DGND                               AGND


                                                                  Place caps near Micro power pins
                                               DGND
                                                                                                                                                                                     J1
                                                                                                                                                                                               1                            SW1
                                                                                                                                                                                                                            Power Switch                                          Title
                                                                                                                                                                                               2
                               R3        0                                                                                                                                                                                                                                         Wireless HeadSet
                                                                                                                                                                                                                             Place at edge of board
                                                                                                                                                                                                                                                                                  Author
                                                                                                                                                                                                                                                                                   P07304
E




                                                                                                                                                                                                                                                                                                                                                                                                       E
                  DGND                         AGND                                                                                                                                                DGND
                                                                                                                                                                                                                                                                              File                                                                                                          Document
                                                                                                                                                                                                                                                                           F:\Cable Free WarFighter\Schematics\WHS\WHS.dsn
                                                                                                                                                                                                                                                                              Revision              Date                                                                                    Sheets
                                                                                                                                                                                                                                                                               B                     11/27/2006                                                                              2 of 5
                  1                                                             2                                                 3                                                       4                                                  5                                                       6                                                                                  7
               1                                                   2                             3                                           4                                5                                                  6                                                   7




                                           V3P3                                                      V3P3                                         V2P7
                                                                                                                                                                                                          V2P7
A




                                                                                                                                                                                                                                                                                                     A
                                                                                                                          U7
                                                               /RESET
                                                                                                                                                                                               R9     0
    V3P3                                                                                                    20                                1
                                                 R8                                                                VCC                VL
                                                                                                            19                                2
                                                                                                                   VCC1               VL1
                     U8                          2.2k                                                       3                                18
                                                                                                                   VCC2               VL2




                                                                                                                            ST2378E
           2                                                                                                17                                4
               VCC                                                                                                 VCC3               VL3
                                       1                                                                    5                                16
                          /RST                                                                                     VCC4               VL4
           3                                                                                                15                                6
               GND                                                                                                 VCC5               VL5
                                                                                                            7                                14
                   STM1001                                   C27                                                   VCC6               VL6
                                                                                                            13                                8
                                                                                                                   VCC7               VL7
                                                             1n                                             9                                12
                                                                                                                   VCC8               VL8                                                                                                                         R14            R15
    DGND                                                                                                    10                               11           LS_OE
                                                                                                                   GND                OE
                                                                                                                                                                                                                    U4A                                           0              DNP
                                                                                                                            ..
                                                                                                                                                                                         D3                                                            C4
B




                                                                                                                                                                                                                                                                                                     B
                                                                                                                                                                                                    /RESET                       CLK_REG_OUT_1                                                TP24
                       V3P3                             DGND                                                                                                                             D6                                                            G7
                                                                                                                                                                                                    REF_CLK_IN                   CLK_REG_OUT_2                                                TP11
                                                                                                     DGND                                                                                G3                                                            E6
                                                                                                                                                                                                    LP_CLK                           CLK_REG_IN_1                                             TP12
                                                                                                                                                                                                                                                       G6
                                                                                                                                                        R10    0                                                                     CLK_REG_IN_2                                             TP13
                                                                                                                                       mCLK                                              E2                                                            F7
                                                                                                                                                                                                    CONFIG1                       HOST_WAKEUP                                                 TP14
                                                                                                                                                                                         F1                                                            C5
                                                                                                                                                                                                    CONFIG2                           BT_WAKEUP
                                                                                                                                       XTOUT                                             F2




                                                                                                                                                                                                                     STLC2500C
                                                                        U3A                                                                                                                         CONFIG3
               R20     R17                                                                                                                                                                                                                             B1
                                                                                                                                                        R11
                                                                                                                                                          DNP                                                                              GPIO_9                         TP5
               10k     10k                         24                                       48                                                                                           F5                                                            B2
                                                        /RSTIN                      P1_14                                                                                                           UART_RXD                              GPIO_11                         TP6
                                                   7                                        32                                                                                           F6                                                            C1
                                                        BOOTEN                      P1_01                                                                                                           UART_TXD                              GPIO_10                         TP7
                                                   16                                       63                                                                                           G4                                                            B3
                                                        TEST                        U0_RX                                                                                                           UART_CTS                              GPIO_16                         TP8
                                                   23                                       64                                                                                           F4                                                            C3
                                                        /STDBY                      U0_TX                                                                                                           UART_RTS                               GPIO_8                         TP9
    mCLK                                           19                                       54                                                                                           C2                                                            D5
                                                        CK                          P0_02                                                                                                           PCM_SYNC                               GPIO_0                         TP10
    XTIN                                           21                                       31                                                                                           D1
C




                                                                                                                                                                                                                                                                                                     C
                                                        RTCXTI                      P1_00                                                                                                           PCM_CLK
    XTOUT                                          22                                        1                                                                                           D2                                                            A3
                                                        RTCXTO                      U1_RX                                                                                                           PCM_A                                      RFP
                                                                                             2                                                                                           E1                                                            A4
                                                                                    U1_TX                                                                                                           PCM_B                                      RFN
    JTDI                                           10
                                                        JTDI
    JTMS                                           11                                       53              /LBO
                                                                        STR715FR0




                                                        JTMS                        P0_01
    JTCK                                           12                                       52
                                                        JTCK                        U3_TX                            TP22                                                 R12            R13
    JTDO                                           13
                                                        JTDO
    /JTRST                                         14
                                                        /JTRST                      P0_03
                                                                                            55                                                                            0              0
                                                                                             6                       TP25                               V3P3
                                                                                    P0_14
    CLK_EN                                         3                                        33                                                                                                                                                BALUN
                                                        P0_12                       P1_02                                                                                                                                                             BAL   BAL
    LS_OE                                          37                                       34                                                                                                                                                4                       3
                                                        P1_06                       P1_03                                                                                                                                                                                                     A1
                                                                                            35
                                                                                    P1_04                                                                                                                                                             GND   DC
    PCM_OUT                                        56
                                                        S1_MISO                     P1_05
                                                                                            36                                                                                                                                                5                       2
    PCM_IN                                         60                                       45                                                    R21                             DGND
                                                        S1_MOSI                     P1_09                                                                                                                                                             NC    UB
    PCM_CLK                                        61                                       43                                                    10k                                                                                         6                       1          1
D




                                                                                                                                                                                                                                                                                                     D
                                                        S1_SCLK                     P1_12
                                                   62
                                                        /S1_SS                                                                                                                                                                                T1
    /PCM_RES                                       41                                        5
                                                        P1_08                       P0_13
    PCM_SYNC                                       40
                                                        T1_OCMPA                    P0_15
                                                                                            20                                                                                                                                                Keep traces short
    MICMUTE                                        46                                       42
                                                        P1_10                       P1_11                                                         SW2
    EARMUTE                                        49                                       47                                                                                                                                         AGND                               AGND
                                                        P1_15                       P1_13
                                                                                                                                                                   C28

                                                                                                                                                                   0.1u
                                 R18       R19                                                                                         PTT Button
                                 0         0                                                                                                                                                                 Title
                                                                                                                                                                                                              Wireless HeadSet
                                                                                                                                                                                                             Author
                                                                                                                                                                                                              P07304
E




                                                                                                                                                                                                                                                                                                     E
                                           DGND                                                                                                     AGND
                                                                                                                                                                                                          File                                                                           Document
                                                                                                                                                                                                       F:\Cable Free WarFighter\Schematics\WHS\WHS.dsn
                                                                                                                                                                                                          Revision              Date                                                     Sheets
                                                                                                                                                                                                           B                     11/27/2006                                               3 of 5
               1                                                   2                             3                                           4                                5                                                  6                                                   7
       1                                            2                                      3                     4                                               5                                             6                                 7




                                     V3P3                                                                                                                  V3P3                                                            V3P3
A




                                                                                                                                                                                                                                                                A
                               R44                   V3P3
                                                                                                                                             R29           R30           R31
                               10k
                                                                                                                                                                                                                                       J2
                                                                                                                                             10k           10k           10k                                                      1         2
                                                                         Keep near IC's
                                                                                                          /JTRST




                                                     4
                                                                                                                                                                                                                                  3         4
                                                                U9

                                                                                                          JTDI




                                                        VDD
                                                                                                                                                                                                                                  5         6
                     C30                                                      R33
                                            1                        3                    mCLK
                                                EN            OUT
                                                                                                          JTMS

                                                        GND
                     0.01u                                                                                                                                                                                                        7         8
                                                                                    33
B




                                                                                                                                                                                                                                                                B
                                                          ASFL1-16M                                       JTCK
                                                     2                                                                                                                                                                            9         10


                                                                                                                                                                                                                                  11        12

                    R43    0
    CLK_EN                                                                                                JTDO                                                                                                                    13        14

                                                    DGND                                                                                                                                                                          15        16


                                                                                                                                                                                                                                  17        18


                                                                                                                                                                                                                                  19        20

                                                                                                                     R24   R25         R26
                                                                                                                                                                 V3P3                                                      R32
C




                                                                                                                                                                                                                                                                C
                                                                                                                                                                                                 R23
                                                                                                                     10k   10k         10k
                                                                                                                                                                                                                           10k
                                                                                                                                                                                                   0

                                                                                                                                                           R22
                                                                     C31
             XTIN                                                                                                          DGND                              22k




                                                                                                                                                                                                           D
                                                                                                                                                                                                                           DGND




                                                                                                                                                                                                       3
                                                                     22p                                                                                                       R27
                                                1




                                                                                                                                                                                             1
                                                                                                                                                                                         G             Q1
                               R34                                                                                                                                               10k




                                                                                                                                                                                                       2
                                                                                                                                                                     D




                                                                                                                                                                                                           S
                                                         X1
                               DNP




                                                                                                                                                                 3
                                                                                                                                 R28                                                                               C29
                                                                                                 /RESET                                                1
                                                                                                                                                   G             Q2                                                0.01u
                                                     4




                                                                     C32                                                           47k
             XTOUT




                                                                                                                                                                 2
D




                                                                                                                                                                                                                                                                D
                                                                                                                                                                     S
                                                                     22p



                                                                                AGND
                                                                                                                                                                                                   DGND




                                                                                                                                                                                         Title
                                                                                                                                                                                          Wireless HeadSet
                                                                                                                                                                                         Author
                                                                                                                                                                                          P07304
E




                                                                                                                                                                                                                                                                E
                                                                                                                                                                                          File                                                       Document
                                                                                                                                                                                       F:\Cable Free WarFighter\Schematics\WHS\WHS.dsn
                                                                                                                                                                                          Revision              Date                                 Sheets
                                                                                                                                                                                           B                     11/27/2006                           4 of 5
       1                                            2                                      3                     4                                               5                                             6                                 7
A   1            2                                      3                                       4                                           5                                  6                                  7




                                                                                                                                                                                                                                 A
                     AV3P3                       Gain = 20 * log ( R38 / R41 )
                                                 Gain = 20 * log ( R37 / R42 )                                      V3P3                             AV3P3




                     R40
B




                                                                                                                                                                                                                                 B
                                                                  R38    510k




                                                                                                                    14
                     2k
                                                                                                                                      U10




                                                                                                                      DVDD
            J3               C33   0.22u   R41   34k
        1
                                                                                      MICMUTE       1                                           20           EARMUTE
                                                                                                         MICMUTE                     EARMUTE
        2                                                                                           11                                          6
                                                                                                         MICINP                       EARVDD




                                                                                                                     TLV320AIC1106
                             C34   0.22u   R42   34k                                                                                                                                    J4
                                                                                                    10                                          5                                  1
                                                                                                         MICINN                      EAROUTP
                                                                                                    9                                           4
                                                                                                         MICGAINP                    EARVSSP
                                                                                                    12                                          7                                  2
                                                            R37   510k                                   MICGAINN                    EAROUTN
                                                                                                    3                                           8
                     R39                                                                                 VSS                         EARVSSN
                                                                                                    13
                                                                                                         /LINSEL                     PCMSYNC
                                                                                                                                                18          PCM_SYNC
                     2k                                                          PCM_CLK            19                                          16             PCM_IN
                                                                                                         MCLK                           PCMI
                                                                                                    2                                           17           PCM_OUT
                                                                                                         /RESET                        PCMO
C




                                                                                                                                                                                                                                 C
                                                                                                                      DVSS
                     AGND




                                                                                                                    15
                                                                                R36     0
                                                             /RESET

                                                                                R35   DNP
                                                             /PCM_RES
                                                                                                                    DGND                             AGND
D




                                                                                                                                                                                                                                 D
                                                                                                                                                                  Title
                                                                                                                                                                   Wireless HeadSet
                                                                                                                                                                  Author
                                                                                                                                                                   P07304
E




                                                                                                                                                                                                                                 E
                                                                                                                                                                   File                                               Document
                                                                                                                                                                F:\Cable Free WarFighter\Schematics\WHS\WHS.dsn
                                                                                                                                                                   Revision              Date                         Sheets
                                                                                                                                                                    B                     11/27/2006                   5 of 5
    1            2                                      3                                       4                                           5                                  6                                  7