54F191 - Up/Down Binary Counter

Product Overview

National Semiconductor

Datasheet Details

Part number	54F191
Manufacturer	National Semiconductor
File Size	197.33 KB
Description	Up/Down Binary Counter
Datasheet	54F191 Datasheet
Additional preview pages of the 54F191 datasheet.

Product details

Description

The ’F191 is a reversible modulo-16 binary counter featuring synchronous counting and asynchronous presetting The preset feature allows the ’F191 to be used in programmable dividers The Count Enable input the Terminal Count output and Ripple Clock output make possible a variety of methods of implementing multistage counters In the counting modes state changes are initiated by the rising edge of the clock

Features

Y Y Y Y High-Speed 125 MHz typical count frequency Synchronous counting Asynchronous parallel load Cascadable Commercial 74F191PC Military Package Number N16E Package.

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Other Datasheets by National Semiconductor

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Published: Jan 5, 2007 |