TC74HC640AP(2007) 데이터 시트보기 (PDF) - Toshiba

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TC74HC640AP
(Rev.:2007)

TOSHIBA CMOS Digital Integrated Circuit Silicon Monolithic

Toshiba 

Pin Assignment

TC74HC245A

TC74HC245AP/AF,640AP/AF

TC74HC640A

IEC Logic Symbol

TC74HC245A

TC74HC640A

Truth Table

Inputs

G DIR

L

L

L

H

H

X

Function

A Bus

B Bus

Output

Input

Input

Output

Z

Outputs

HC245A HC640A

A=B A= B

B=A B= A

Z

Z

X: “H” or “L”

Z: High impedance

2

2007-10-01

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