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SN74LS191, SN74LS190D PRESETTABLE BCD/DECADE UP/DOWN COUNTERS

SN74LS191 Description

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.
The LS190 is a synchronous Up / Down BCD Decade Counter and the LS191 is a synchronous Up / Down 4-Bit Binary Counter.

SN74LS191 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

SN74LS191 Applications

* Low Power . . . 90 mW Typical Dissipation
* High Speed . . . 25 MHz Typical Count Frequency
* Synchronous Counting
* Asynchronous Parallel Load
* Individual Preset Inputs
* Count Enable and Up/ Down Control Inputs
* Cascadable
* Inpu

📥 Download Datasheet

This datasheet PDF includes multiple part numbers: SN74LS191, SN74LS190D. Please refer to the document for exact specifications by model.

Datasheet Details

Part number
SN74LS191, SN74LS190D
Manufacturer
Motorola
File Size
Direct Link
Datasheet
SN74LS190D_MotorolaInc.pdf
Description
PRESETTABLE BCD/DECADE UP/DOWN COUNTERS
Note
This datasheet PDF includes multiple part numbers: SN74LS191, SN74LS190D.
Please refer to the document for exact specifications by model.

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PRESETTABLE BCD DECADE DOWN COUNTERS Motorola
Motorola SN74LS191-like datasheet