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| MC74HC4051A_06 Datasheet, PDF (2/18 Pages) ON Semiconductor – Analog Multiplexers / Demultiplexers | |||
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MC74HC4051A, MC74HC4052A, MC74HC4053A
LOGIC DIAGRAM
MC74HC4051A
SingleâPole, 8âPosition Plus Common Off
X0 13
X1 14
ANALOG
INPUTS/
OUTPUTS
X2 15
X3 12
X4 1
MULTIPLEXER/
DEMULTIPLEXER
X5 5
X6 2
X7 4
A 11
CHANNEL
SELECT
B 10
INPUTS C 9
ENABLE 6
PIN 16 = VCC
PIN 7 = VEE
PIN 8 = GND
3
X
COMMON
OUTPUT/
INPUT
FUNCTION TABLE â MC74HC4051A
Control Inputs
Enable
Select
CBA
ON Channels
L
LLL
L
LLH
L
LHL
L
L HH
L
HL L
L
HLH
L
HH L
L
HHH
H
XXX
X0
X1
X2
X3
X4
X5
X6
X7
NONE
X = Donât Care
Pinout: MC74HC4051A (Top View)
VCC X2 X1 X0 X3 A B C
16 15 14 13 12 11 10 9
12345678
X4 X6 X X7 X5 Enable VEE GND
LOGIC DIAGRAM
MC74HC4052A
DoubleâPole, 4âPosition Plus Common Off
ANALOG
INPUTS/OUTPUTS
CHANNEL-SELECT
INPUTS
X0 12
X1 14
X2 15
X3 11
Y0 1
Y1 5
Y2 2
Y3 4
A 10
B9
ENABLE 6
X SWITCH
Y SWITCH
13 X
COMMON
OUTPUTS/INPUTS
3Y
PIN 16 = VCC
PIN 7 = VEE
PIN 8 = GND
FUNCTION TABLE â MC74HC4052A
Control Inputs
Enable
Select
B
A
ON Channels
L
L
L
L
L
H
L
H
L
L
H
H
H
X
X
X = Donât Care
Y0
X0
Y1
X1
Y2
X2
Y3
X3
NONE
Pinout: MC74HC4052A (Top View)
VCC X2 X1 X X0 X3 A B
16 15 14 13 12 11 10 9
12345678
Y0 Y2 Y Y3 Y1 Enable VEE GND
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