HD74HC640RPEL(2010) 查看數據表（PDF） - Renesas Electronics

零件编号

产品描述 (功能)

生产厂家

HD74HC640RPEL
(Rev.:2010)

Octal Bus Transceivers (with 3-state outputs)

Renesas Electronics 

HD74HC640, HD74HC643

Logic Diagram

HD74HC640

G

DIR

VCC

A

B

VCC

HD74HC643

G

DIR

To 7 Other

Inverters

To 7 Other

Inverters

VCC

A

B

VCC

To 7 Other

Inverters

To 7 Other

Inverters

Rev.2.00 Mar 30, 2006 page 3 of 10

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