74VHC161SJX View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

View to exact match

74VHC161SJX

4-Bit Binary Counter with Asynchronous Clear

Fairchild Semiconductor 

Mode Select Table

Action on the Rising

PE CET CEP

MR

 Clock Edge ( )

L

X X X Reset (Clear)

H

L X X Load (Pn→Qn)

H

H H H Count (Increment)

H

H L X No Change (Hold)

H

HX

H = HIGH Voltage Level

L = LOW Voltage Level

X = Immaterial

L No Change (Hold)

Block Diagram

State Diagram

Please note that this diagram is provided only for the understanding of logic operations and should not be used to estimate propagation delays.

3

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