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SN54LS190

PRESETTABLE BCD/DECADE UP/DOWN COUNTER

SN54LS190 Features

* e Min 25 35 20 5.0 40 Typ Max Unit ns ns ns ns ns VCC = 5.0 V Test Conditions DEFINITIONS OF TERMS SETUP TIME (ts) is de

SN54LS190 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.

SN54LS190 Datasheet (310.02 KB)

Preview of SN54LS190 PDF

Datasheet Details

Part number:

SN54LS190

Manufacturer:

Motorola Inc

File Size:

310.02 KB

Description:

Presettable bcd/decade up/down counter.
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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SN54LS190 PRESETTABLE BCD DECADE DOWN COUNTER Motorola Inc

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