74HCT4351U データシートの表示（PDF） - Philips Electronics

部品番号

コンポーネント説明

メーカー

74HCT4351U

8-channel analog multiplexer/demultiplexer with latch

Philips Electronics 

Philips Semiconductors

8-channel analog multiplexer/demultiplexer

with latch

FUNCTION TABLE

E1

H

X

L

L

L

L

L

L

L

L

L

X

E2

X

L

H

H

H

H

H

H

H

H

H

X

INPUTS

CHANNEL

LE S2 S1 S0

ON

X X X X none

X X X X none

H

L

L

L

Y0

H

L

L

H

Y1

H

L

H

L

Y2

H

L

H

H

Y3

H

H

L

L

Y4

H

H

L

H

Y5

H

H

H

L

Y6

H H H H Y7

L

X

X

X

(1)

↓

X

X

X

(2)

Notes

1. Last selected channel “ON”.

2. Selected channels latched.

3. H = HIGH voltage level

L = LOW voltage level

X = don’t care

↓ = HIGH-to-LOW LE transition

APPLICATIONS

• Analog multiplexing and demultiplexing

• Digital multiplexing and demultiplexing

• Signal gating

Product specification

74HC/HCT4351

Fig.4 Functional diagram.

December 1990

Fig.5 Schematic diagram (one switch).

4

Share Link: