HD74ALVCH16500 Просмотр технического описания (PDF) - Hitachi -> Renesas Electronics

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HD74ALVCH16500

18-bit Universal Bus Transceivers with 3-state Outputs

Hitachi -> Renesas Electronics 

HD74ALVCH16500

Function Table *3

Inputs

Output B

OEAB

LEAB

CLKAB

A

L

X

X

X

Z

H

H

X

L

L

H

H

X

H

H

H

L

↓

L

L

H

L

↓

H

H

H

L

H

X

B0 *1

H

L

L

X

B0 *2

H : High level

L : Low level

X : Immaterial

Z : High impedance

↓ : High to low transition

Notes: 1. Output level before the indicated steady state input conditions were established.

2. Output level before the indicated steady state input conditions were established, provided that

CLKAB was low before LEAB went low.

3. A to B data flow is show; B to A flow is similar but uses OEBA, LEBA, and CLKBA.

2

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