74FR9245MSAX View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

Manufacturer

74FR9245MSAX

9-Bit Bidirectional Transceiver with 3-STATE Outputs

Fairchild Semiconductor 

Pin Descriptions

Pin Names

OE

T/R

A0–A8

B0–B8

Description

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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