74ABT245 Просмотр технического описания (PDF) - Fairchild Semiconductor

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74ABT245

Octal Bi-Directional Transceiver with 3-STATE Outputs

Fairchild Semiconductor 

Connection Diagram

Logic Symbol

Pin Descriptions

Pin Names

Description

OE

T/R

A0–A7

B0–B7

Output Enable Input (Active LOW)

Transmit/Receive Input

Side A Inputs or 3-STATE Outputs

Side B Inputs or 3-STATE Outputs

Logic Diagram

Truth Table

Inputs

OE

T/R

L

L

L

H

H

X

H HIGH Voltage Level

L LOW Voltage Level

X Immaterial

Output

Bus B Data to Bus A

Bus A Data to Bus B

HIGH Z State

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