Philips Semiconductors
Product specification
Dual 4-input multiplexer
PIN DESCRIPTION
PIN NO.
1, 15
14, 2
6, 5, 4, 3
7
8
9
10, 11, 12, 13
16
SYMBOL
1E, 2E
S
0
, S
1
1I
0
to 1I
3
1Y
GND
2Y
2I
0
to 2I
3
V
CC
NAME AND FUNCTION
output enable inputs (active LOW)
common data select inputs
data inputs from source 1
multiplexer output from source 1
ground (0 V)
multiplexer output from source 2
data inputs from source 2
positive supply voltage
74HC/HCT153
Fig.1 Pin configuration.
Fig.2 Logic symbol.
Fig.3 IEC logic symbol.
Fig.4 Functional diagram.
December 1990
3