TC74HC4520A 查看數據表（PDF） - Toshiba

零件编号

产品描述 (功能)

比赛名单

TC74HC4520A

DUAL 4-BIT BINARY COUNTER

Toshiba 

IEC Logic symbol

Truth Table

Inputs

CK CE CLR

H

L

L

L

X

L

X

L

L

L

H

L

X

X

H

Function

Inclement counter

Inclement counter

No change

No change

No change

No change

Q0 THRU Q3 = L

X: Don’t care

Timing Chart

TC74HC4520AP/AF

2

2007-10-01

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