74HC237 查看數據表（PDF） - Philips Electronics

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74HC237

3-to-8 line decoder / demultiplexer with address latches

Philips Electronics 

Philips Semiconductors

3-to-8 line decoder/demultiplexer with

address latches

PIN DESCRIPTION

PIN NO.

1, 2, 3

4

5

6

8

15, 14, 13, 12, 11, 10, 9, 7

16

SYMBOL

A0 to A2

LE

E1

E2

GND

Y0 to Y7

VCC

NAME AND FUNCTION

data inputs

latch enable input (active LOW)

data enable input (active LOW)

data enable input (active HIGH)

ground (0 V)

multiplexer outputs

positive supply voltage

Product specification

74HC/HCT237

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

December 1990

3

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