mc74hc4851a ON Semiconductor, mc74hc4851a Datasheet - Page 9

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

ENABLE
C
A
B
11
10
9
6
Disabled Analog Mux Input
Appears if V
V
in
> V
Figure 23. Diagram of Bipolar Coupling Mechanism
CC
+ 0.7V
in
MC74HC4851A, MC74HC4852A
Figure 24. Function Diagram, HC4851A
exceeds V
P+
N − Substrate (on V
http://onsemi.com
CC
, driving injection current into the substrate
Gate = V
(Disabled)
9
+
+
+
CC
CC
potential)
P+
Common Analog Output
V
out
> V
CC
INJECTION
INJECTION
INJECTION
INJECTION
INJECTION
INJECTION
INJECTION
INJECTION
INJECTION
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
CURRENT
CONTROL
13
14
15
12
1
5
2
4
3
X0
X1
X2
X3
X4
X5
X6
X7
X