74LVXZ161284MEA View Datasheet(PDF) - Fairchild Semiconductor

Part Name

Description

Manufacturer

74LVXZ161284MEA

Low Voltage IEEE 161284 Translating Transceiver with Power-Up Protection

Fairchild Semiconductor 

Logic Symbol

Connection Diagram

Pin Descriptions

Pin Names

Description

HD

High Drive Enable Input (Active HIGH)

DIR

Direction Control Input

A1–A8

B1–B8

A9–A13

Y9–Y13

A14–A17

C14–C17

PLHIN

PLH

Inputs or Outputs

Inputs or Outputs

Inputs

Outputs

Outputs

Inputs

Peripheral Logic HIGH Input

Peripheral Logic HIGH Output

HLHIN

HLH

Host Logic HIGH Input

Host Logic HIGH Output

Truth Table

Inputs

Outputs

DIR HD

L

L B1–B8 Data to A1–A8, and

A9–A13 Data to Y9–Y13 (Note 1)

C14–C17 Data to A14–A17

PLH Open Drain Mode

L

H B1–B8 Data to A1–A8, and

A9–A13 Data to Y9–Y13

C14–C17 Data to A14–A17

H

L A1–A8 Data to B1–B8 (Note 2)

A9–A13 Data to Y9–Y13 (Note 1)

C14–C17 Data to A14–A17

PLH Open Drain Mode

H

H A1–A8 Data to B1–B8

A9–A13 Data to Y9–Y13

C14–C17 Data to A14–A17

Note 1: Y9–Y13 Open Drain Outputs with 1.4 kΩ pullups

Note 2: B1–B8 Open Drain Outputs with 1.4 kΩ pullups

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