mc74hc4851a ON Semiconductor, mc74hc4851a Datasheet - Page 2

• Manufacturer Part Number: mc74hc4851a
• Description: Analog Multiplexer/demultiplexer With Injection Current Effect Control
• Manufacturer: ON Semiconductor

CHANNEL-SELECT
INPUTS/OUTPUTS
OUTPUTS
CHANNEL
ANALOG
INPUTS/
ANALOG
SELECT
INPUTS
INPUTS
Single−Pole, 8−Position Plus Common Off
Double−Pole, 4−Position Plus Common Off
Figure 1. MC74HC4851A Logic Diagram
ENABLE
Figure 3. MC74HC4852A Logic Diagram
ENABLE
X0
X1
X2
X3
X4
X5
X6
X7
X0
X1
X2
X3
Y0
Y1
Y2
Y3
C
A
B
A
B
13
14
15
12
10
11
12
14
15
10
1
5
2
4
11
9
6
PIN 16 = V
PIN 8 = GND
1
5
2
4
9
6
DEMULTIPLEXER
MULTIPLEXER/
CC
X SWITCH
Y SWITCH
MC74HC4851A, MC74HC4852A
PIN 16 = V
PIN 8 = GND
13
3
3
X
X
Y
http://onsemi.com
COMMON
OUTPUT/
INPUT
CC
COMMON
OUTPUTS/INPUTS
2
Figure 2. MC74HC4851A 16−Lead Pinout (Top View)
Figure 4. MC74HC4852A 16−Lead Pinout (Top View)
X = Don’t Care
V
Enable
X4
16
V
CC
1
Y0
Enable
16
1
CC
FUNCTION TABLE − MC74HC4851A
FUNCTION TABLE − MC74HC4852A
H
L
L
L
L
H
Control Inputs
L
L
L
L
L
L
L
L
Control Inputs
X2
X6
15
2
X2
Y2
15
2
X1
14
C
H
H
H
H
X
B
H
H
X
L
L
L
L
L
L
3
X
X1
14
3
Y
Select
Select
B
H
H
H
H
X
L
L
L
L
X0
X7
13
4
Y3
13
X
4
A
H
H
X
L
L
A
H
H
H
H
X
L
L
L
L
X3
X5 Enable NC
12
5
X0
12
Y1 Enable NC
5
ON Channels
ON Channels
Y0
Y1
Y2
Y3
11
A
6
X3
11
6
NONE
NONE
X0
X1
X2
X3
X4
X5
X6
X7
10
B
7
10
A
7
X0
X1
X2
X3
GND
GND
C
9
8
B
9
8