54190 Datasheet - National Semiconductor

Synchronous Decade Up/Down Counters

54190 Features

* Y Level changes on Enable or Down Up can be made regardless of the level of the clock input Y Wide power supply range 2

* 6V Y Low quiescent supply current 80 mA maximum (74HC Series) Y Low input current 1 mA maximum Connection Diagram Dual-In-Line Package Load H H L H Enable G L L X H

54190 General Description

These high speed synchronous counters utilize advanced silicon-gate CMOS technology They possess the high noise immunity and low power consumption of CMOS technology along with the speeds of low power Schottky TTL These circuits are synchronous reversible up down counters The MM54HC191 MM74HC191 ar.

54190 Datasheet (182.20 KB)

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Part number:

54190

Manufacturer:

National Semiconductor

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182.20 KB

Description:

Synchronous decade up/down counters.
MM54HC190 MM74HC190 MM54HC191 MM74HC191 January 1988 MM54HC190 MM74HC190 Synchronous Decade Up Down Counters with Mode Control MM54HC191 MM74HC191.

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54190 Synchronous Decade Down Counters National Semiconductor

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54190 Features

54190 General Description

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