74HC253 View Datasheet(PDF) - Philips Electronics

Part Name

Description

View to exact match

74HC253

Dual 4-input multiplexer; 3-state

Philips Electronics 

Philips Semiconductors

Dual 4-input multiplexer; 3-state

PIN DESCRIPTION

PIN NO.

1, 15

14, 2

7, 9

8

6, 5, 4, 3

10, 11, 12, 13

16

SYMBOL

1OE, 2OE

S0, S1

1Y, 2Y

GND

1I0 to 1I3

2I0 to 2I3

VCC

NAME AND FUNCTION

output enable inputs (active LOW)

common data select inputs

3-state multiplexer outputs

ground (0 V)

data inputs from source 1

data inputs from source 2

positive supply voltage

Product specification

74HC/HCT253

Fig.1 Pin configuration.

Fig.2 Logic symbol.

Fig.3 IEC logic symbol.

December 1990

3

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