74VCX162245 查看數據表（PDF） - Fairchild Semiconductor

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74VCX162245

Low Voltage 16-Bit Bidirectional Transceiver with 3.6V Tolerant Inputs and Outputs and 26Ω Series Resistors in A Port Outputs

Fairchild Semiconductor 

Connection Diagram

Truth Tables

Inputs

Outputs

OE1

T/R1

L

L

Bus B0–B7 Data to Bus A0–A7

L

H

Bus A0–A7 Data to Bus B0–B7

H

X

HIGH Z State on A0–A7, B0–B7

Inputs

Outputs

OE2

T/R2

L

L

Bus B8–B15 Data to Bus A8–A15

L

H

Bus A8–A15 Data to Bus B8–B15

H

X

HIGH Z State on A8–A15, B8–B15

H HIGH Voltage Level

L LOW Voltage Level

X Immaterial (HIGH or LOW, inputs and I/O’s may not float)

Z High Impedance

Logic Diagram

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