74FR9245 Datasheet, PDF (2/6 Pages) Fairchild Semiconductor – 9-Bit Bidirectional Transceiver with 3-STATE Outputs

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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