Datasheet
December 1990 3
Philips Semiconductors Product speciļ¬cation
8-channel analog multiplexer/demultiplexer
with latch
74HC/HCT4351
PIN DESCRIPTION
PIN NO. SYMBOL NAME AND FUNCTION
4 Z common
3, 14 n.c. not connected
7
E
1
enable input (active LOW)
8E
2
enable input (active HIGH)
9V
EE
negative supply voltage
10 GND ground (0 V)
11
LE latch enable input (active LOW)
15, 13, 12 S
0
to S
2
select inputs
17, 18, 19, 16, 1, 6, 2, 5 Y
0
to Y
7
independent inputs/outputs
20 V
CC
positive supply voltage
Fig.1 Pin configuration. Fig.2 Fig.3 IEC logic symbol.