74HC/HCT137 Philips Semiconductors (Acquired by NXP), 74HC/HCT137 Datasheet - Page 3

• Manufacturer Part Number: 74HC/HCT137
• Description: 3-to-8 Line Decoder/demultiplexer With Address Latches; Inverting
• Manufacturer: Philips Semiconductors (Acquired by NXP)

Philips Semiconductors
PIN DESCRIPTION
December 1990
PIN NO.
1, 2, 3
4
5
6
8
15, 14, 13, 12, 11, 10, 9, 7
16
3-to-8 line decoder/demultiplexer with
address latches; inverting
Fig.1 Pin configuration.
Fig.3 IEC logic symbol.
SYMBOL
A
LE
E
E
GND
Y
V
0
1
2
0
CC
to A
to Y
2
7
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
3
Fig.4 Functional diagram.
Fig.2 Logic symbol.
74HC/HCT137
Product specification