CPC7232
1. Specifications
1.1 Package Pinout, PLCC-28
1.2 Pin Description
Pin
Name
Description
25
24
23
22
21
20
19
1
2
SW3 SW3 Output
SW3 SW3 Output
SW2 SW2 Output
SW2 SW2 Output
SW1 SW1 Output
SW1 SW1 Output
SW0 SW0 Output
SW0 SW0 Output
26
27
28
1
18
17
16
15
14
13
12
3
4
5
6
7
2
8
3
9
N/C
No connection
V
4
10
Switch positive high voltage supply
Ground for bleed resistors
PP
R
11
GND
5
6
7
8
9
10
11
V
12
13
14
15
16
17
18
Switch negative high voltage supply
NN
GND Ground
V
Logic positive voltage supply
No connection
DD
N/C
D
Serial data input
IN
CLK
LE
Clock input, positive edge trigger
Latch enable, active low
Latch clear, active high clears latches and
opens switches
19
CL
D
20
21
22
23
24
25
26
27
28
Serial data output
OUT
SW7 SW7 Output
SW7 SW7 Output
SW6 SW6 Output
SW6 SW6 Output
SW5 SW5 Output
SW5 SW5 Output
SW4 SW4 Output
SW4 SW4 Output
R00E
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