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74AC11191 Datasheet Synchronous 4-bit Up/down Binary Counter

Manufacturer: Texas Instruments

Overview: 74AC11191 SYNCHRONOUS 4-BIT UP/DOWN BINARY COUNTER • Single Down/Up Count Control Line • Look-Ahead Circuitry Enhances Speed of Cascaded Counters • Fully Synchronous in Count Modes • Asynchronously Presettable with.

General Description

The 74AC11191 is a synchronous, 4-bit binary reversible up/down counter.

Synchronous counting operation is provided by clocking all flip-flops simultaneously so that the outputs change coincident with each other when instructed by the steering logic.

This mode of operation eliminates the output counting spikes normally associated with asynchronous (ripple clock) counters.

74AC11191 Distributor