DM54LS190 Datasheet, Counters, National Semiconductor

DM54LS190 Features

• Counters Y Counts 8-4-2-1 BCD or binary Y Single down up count control line Y Count enable control input Y Ripple clock output for cascading Y Asynchronously presettable with load control Y Para

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DM54LS190

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National Semiconductor

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📄 Datasheet

Description:

Synchronous 4-bit up/down counters. These circuits are synchronous reversible up down counters The LS191 is a 4-bit binary counter and the LS190 is a BCD counter Synchro

DM54LS190 Application

• Applications Y Average propagation delay 20 ns Y Typical clock frequency 25 MHz Y Typical power dissipation 100 mW Connection Diagram Dual-In-Line

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DM54LS190

National Semiconductor

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