CD54HC4051 Datasheet, PDF (5/27 Pages) Texas Instruments – High Speed CMOS Logic Analog Multiplexers/Demultiplexers

’HC4051, ’HCT4051, ’HC4052, CD74HCT4052, ’HC4053, CD74HCT4053
Functional Diagram of ’HC4053, CD74HCT4053
LOGIC LEVEL
CONVERSION
S₀ 11
V_CC
16
S₁ 10
S₂ 9
E6
8
7
GND
V_EE
BINARY TO
1 OF 2
DECODERS
WITH ENABLE
IN/OUT
C₁ C₀ B₁ B₀ A₁ A₀
3 5 1 2 13 12
TG
TG
TG
TG
TG
TG
A COMMON
14 _OUT/IN
B COMMON
15 _OUT/IN
C COMMON
4 _OUT/IN
TRUTH TABLE
’HC4053, CD74HCT4053
INPUT STATES
ENABLE
S₀
S₁
S₂
L
L
L
L
L
H
L
L
L
L
H
L
L
H
H
L
L
L
L
H
L
H
L
H
L
L
H
H
L
H
H
H
H
X
X
X
X = Don’t care
“ON”
CHANNELS
C0, B0, A0
C0, B0, A1
C0, B1, A0
C0, B1, A1
C1, B0, A0
C1, B0, A1
C1, B1, A0
C1, B1, A1
None
5