74HC4351 查看數據表（PDF） - Philips Electronics

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74HC4351

8-channel analog multiplexer/demultiplexer with latch

Philips Electronics 

Philips Semiconductors

8-channel analog multiplexer/demultiplexer

with latch

Product specification

74HC/HCT4351

PIN DESCRIPTION

PIN NO.

4

3, 14

7

8

9

10

11

15, 13, 12

17, 18, 19, 16, 1, 6, 2, 5

20

SYMBOL

Z

n.c.

E1

E2

VEE

GND

LE

S0 to S2

Y0 to Y7

VCC

NAME AND FUNCTION

common

not connected

enable input (active LOW)

enable input (active HIGH)

negative supply voltage

ground (0 V)

latch enable input (active LOW)

select inputs

independent inputs/outputs

positive supply voltage

Fig.1 Pin configuration.

Fig.2

Fig.3 IEC logic symbol.

December 1990

3

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