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54191

PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS

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54191 Datasheet (308.14 KB)

Preview of 54191 PDF Datasheet

Datasheet Details

Part number:

54191

Manufacturer:

Motorola

File Size:

308.14 KB

Description:

Presettable 4-bit binary up/down counters

54191 Features

* ditions VCC = 5.0 V CL = 15 pF Test Conditions VCC = 5.0 V DEFINITIONS OF TERMS SETUP TIME (ts) is defined as the minimu

54191 General Description

The LS190 is a synchronous Up / Down BCD Decade Counter and the LS191 is a synchronous Up / Down 4-Bit Binary Counter. The operating modes of the LS190 decade counter and the LS191 binary counter are identical, with the only difference being the count sequences as noted in the state diagrams. Each c.

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54191 PRESETTABLE 4-BIT BINARY DOWN COUNTERS Motorola

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