HD74HC163 View Datasheet(PDF) - Hitachi -> Renesas Electronics

Part Name

Description

Manufacturer

HD74HC163

Synchronous Decade Counter (Direct Clear)/Synchronous 4-bit Binary Counter (Direct Clear)/Synchronous Decade Counter (Synchronous Clear)/Synchronous 4-bit Binary Counter (Synchronous Clear)

Hitachi -> Renesas Electronics 

HD74HC160/HD74HC161/HD74HC162/HD74HC163

Logic Diagram

HD74HC160

Decade Counter with Asynchronous Clear

A

B

C

D

Enable P

Enable T

Clear

Clock

Load

T1

CLR QA

C

C

Load

Load

QA

P1

T2

CLR QB

C

C

Load

Load

QB

P2

T3

CLR QC

C

C

Load

Load

QC

P3

T4

CLR QD

C

C

Load

Load

QD

P4

VCC

CLR

C

C

Load

Load

QA

QB

QC

QD

Ripple

Carry

Output

8

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