54190 Datasheet - Motorola

PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS

54190 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

54190 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.

54190 Datasheet (308.14 KB)

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54190

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Motorola

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Presettable 4-bit binary up/down counters.
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS PRESETTABLE 4-BIT BINARY UP/DOWN COUNTERS The SN54 / 74LS190 is a synchronous UP/ DOWN BCD Decade (8421) Count.

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54190 PRESETTABLE 4-BIT BINARY DOWN COUNTERS Motorola

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54190 Features

54190 General Description

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