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Part Number: DM54LS21

 

 

 

 

Description: This device contains two independent gates each of which performs the logic AND function


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DM54LS21 General Description


This device contains two independent gates each of which performs the logic AND function

DM54LS21 Maximum Ratings

If MilitaryAerospace specified devices are required please contact the National Semiconductor Sales OfficeDistributors for availability and specifications
SupplyVoltage                                                 7V
InputVoltage                                                   7V
Operating Free Air Temperature Range
DM54LSand54LS                        -55 to + 125
DM74LS                                           0 to + 70
StorageTemperatureRange        -65 to + 150

DM54LS21 Features

Alternate MilitaryAerospace device (54LS21) is avail-able Contact a National Semiconductor Sales Office Distributor for specifications

DM54LS21 datasheet

DM54LS21
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Related Part Number

DM54LS21 Relative Products

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  • DM54LS190

    DM54LS190

    These DM54LS190 circuits are synchronous reversible updown coun-ters The DM54LS191 is a 4-bit binary counter and the DM54LS190 is aBCD counter ynchronous operation is provided by havingall flip-flops clocked simultaneously so that the outputschange simultane...

  • DM54LS181

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    The DM54LS181 is a 4-bit Arithmetic Logic Unit (ALU) which can perform all the possible 16 logic operations on two variables and a variety of arithmetic operations

  • DM54LS175

    DM54LS175

    These DM54LS175 positive-edge-triggered flip-flops utilize TTL circuitry to implement D-type flip-flop logic. All DM54LS175 have a direct clear input, and the quad (175) versions feature complementary outputs from each flip-flop. Information at the D inputs...

  • DM54LS174

    DM54LS174

    These DM54LS174positive-edge-triggered flip-flops utilize TTL circuitry to implement D-type flip-flop logic. All DM54LS174have a direct clear input, and the quad (175) versions feature complementary outputs from each flip-flop. Information at the D inputs m...

  • DM54LS165

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    This DM54LS165 device is an 8-bit serial shif tregister which shifts data in the direction of QA toward QH when clocked Parallel-in ac-cess is made available by eight individual direct data inputs which are enabled by a low level at the shiftload input Thes...

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