DUAL 2-WIDE 2-INPUT 3-INPUT AND-OR-INVERT GATE SN5474LS51 by nyut545e2

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									                                                                                   SN54/74LS51
DUAL 2-WIDE 2-INPUT/
3-INPUT AND-OR-INVERT GATE

                                                                             DUAL 2-WIDE 2-INPUT /
                                                                         3-INPUT AND-OR-INVERT GATE
                                                                                   LOW POWER SCHOTTKY
               VCC
                14   13    12      11   10   9     8




                                                                                                   J SUFFIX
                                                                                                   CERAMIC
                                                                                                  CASE 632-08
                                                                              14
                1     2     3      4    5    6     7                               1

                                                  GND


                                                                                                   N SUFFIX
                                                                                                   PLASTIC
                                                                              14                  CASE 646-06
                                                                                   1




                                                                                                    D SUFFIX
                                                                                                      SOIC
                                                                                   14
                                                                                        1         CASE 751A-02



                                                                                   ORDERING INFORMATION
                                                                                    SN54LSXXJ   Ceramic
                                                                                    SN74LSXXN   Plastic
                                                                                    SN74LSXXD   SOIC

GUARANTEED OPERATING RANGES
 Symbol                          Parameter                             Min              Typ     Max        Unit
 VCC      Supply Voltage                                       54      4.5              5.0     5.5         V
                                                               74      4.75             5.0     5.25
 TA       Operating Ambient Temperature Range                  54      – 55             25      125        °C
                                                               74       0               25      70
 IOH      Output Current — High                               54, 74                            – 0.4      mA
 IOL      Output Current — Low                                 54                               4.0        mA
                                                               74                               8.0




                                                FAST AND LS TTL DATA
                                                        5-1
                                                                  SN54/74LS51

DC CHARACTERISTICS OVER OPERATING TEMPERATURE RANGE (unless otherwise specified)
                                                                                   Limits
  S b l
  Symbol                             P
                                     Parameter                             Min       Typ    Max     Unit
                                                                                                    U i             Test C di i
                                                                                                                    T    Conditions
                                                                                                           Guaranteed Input HIGH Voltage for
  VIH            Input HIGH Voltage                                        2.0                       V
                                                                                                           All Inputs
                                                                 54                         0.7                         p            g
                                                                                                           Guaranteed Input LOW Voltage for
  VIL            Input LOW Voltage                                                                   V
                                                                 74                         0.8            All Inputs

  VIK            Input Clamp Diode Voltage                                         – 0.65   – 1.5    V     VCC = MIN, IIN = – 18 mA
                                                                 54        2.5       3.5             V                 ,          ,
                                                                                                           VCC = MIN, IOH = MAX, VIN = VIH
  VOH            Output HIGH Voltage
                                                                 74        2.7       3.5             V     or VIL per Truth Table

                                                               54, 74               0.25    0.4      V     IOL = 4.0 mA      VCC = VCC MIN,
  VOL            Output LOW Voltage                                                                                          VIN = VIL or VIH
                                                                 74                 0.35    0.5      V     IOL = 8.0 mA      per Truth Table

                                                                                             20     µA     VCC = MAX, VIN = 2.7 V
  IIH            Input HIGH Current
                                                                                            0.1     mA     VCC = MAX, VIN = 7.0 V
  IIL            Input LOW Current                                                          – 0.4   mA     VCC = MAX, VIN = 0.4 V
  IOS            Short Circuit Current (Note 1)                            – 20             –100    mA     VCC = MAX

                 Power Supply Current
  ICC              Total, Output HIGH
                             p                                                              1.6     mA     VCC = MAX
                   Total, Output LOW                                                        2.8
Note 1: Not more than one output should be shorted at a time, nor for more than 1 second.


AC CHARACTERISTICS (TA = 25°C)
                                                                                   Limits
  Symbol
  S b l                              P
                                     Parameter                             Min       Typ    Max     Unit
                                                                                                    U i             T    Conditions
                                                                                                                    Test C di i
  tPLH           Turn-Off Delay, Input to Output                                     12      20     ns                 VCC = 5.0 V
  tPHL           Turn-On Delay, Input to Output                                     12.5     20     ns                 CL = 15 pF




                                                              FAST AND LS TTL DATA
                                                                             5-2

								
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