74HC154 Datasheet, PDF (3/7 Pages) NXP Semiconductors – 4-to-16 line decoder/demultiplexer

Philips Semiconductors
4-to-16 line decoder/demultiplexer
PIN DESCRIPTION
PIN NO.
1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 15, 16, 17
18, 19
12
23, 22, 21, 20
24
SYMBOL
Y₀ to Y₁₅
E₀, E₁
GND
A₀ to A₃
V_CC
Product specification
74HC/HCT154
NAME AND FUNCTION
outputs (active LOW)
enable inputs (active LOW)
ground (0 V)
address inputs
positive supply voltage
Fig.1 Pin configuration.
Fig.2 Logic symbol.
(a)
(b)
Fig.3 IEC logic symbol.
September 1993
Fig.4 Functional diagram.
3