HD74AC245 查看數據表（PDF） - Hitachi -> Renesas Electronics

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产品描述 (功能)

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HD74AC245

Octal Bidirectional Transceiver with 3-State Input/Output

Hitachi -> Renesas Electronics 

HD74AC245/HD74ACT245

Pin Arrangement

T/R 1

A0 2

A1 3

A2 4

A3 5

A4 6

A5 7

A6 8

A7 9

GND 10

Truth Tables

Inputs

OE

T/R

L

L

L

H

H

X

H : High Voltage Level

L : Low Voltage Level

X : Immaterial

(Top view)

20 VCC

19 OE

18 B0

17 B1

16 B2

15 B3

14 B4

13 B5

12 B6

11 B7

Outputs

Bus B Data to Bus A

Bus A Data to Bus B

High Z State

2

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