HD74HC163 查看數據表（PDF） - Renesas Electronics

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产品描述 (功能)

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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)

Renesas Electronics 

HD74HC160, HD74HC161, HD74HC162, HD74HC163

HD74HC161

4-bit Binary 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

CLR

C

C

Load

Load

QA

QB

QC

QD

Ripple

Carry

Output

Rev.2.00, Oct 11, 2005 page 4 of 14

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