TC74AC161 查看數據表（PDF） - Toshiba

零件编号

产品描述 (功能)

比赛名单

TC74AC161

Synchronous Presettable 4-Bit Binary Counter

Toshiba 

Timing Chart

TC74AC161,163P/F/FN/FT

CLR

LOAD

A

B

Data

Inputs

C

DON’T CARE UNTIL LOAD GOES LOW

D

CK

ENP

ENT

QA

QB

Outputs

QC

QD

Carry

Output

12 13 14 15 0 1 2

ASYNC SYNC PRESET

CLEAR CLEAR

(161) (163)

COUNT

INHIBIT

3

2007-10-01

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