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5
Pin Function
No.
Pin Name
1 - 30
OUT3 - OUT32
31
N.C.
32 - 33
V
DDH
34
N.C.
35 - 37
GND1
38
N.C.
39
GND2
40 - 41
GND1
42
N.C.
43 - 44
V
DDH
45
N.C.
46 - 77
OUT33 - OUT64
78
N.C.
79 - 80
V
DDH
81
N.C.
82 - 83
GND1
84
DIR
85
SO
86
CLK
87
LAT
88
V
DD
89
OC1
90
OC2
91
SI
92
CLR
93 - 94
GND1
95
N.C.
96 - 97
V
DDH
98
N.C.
99 - 100
OUT1 - OUT2
5
6
I/O
O
High-voltage push-pull output
−
Not connected
−
High-voltage circuit supply
−
Not connected
−
Ground
−
Not connected
−
Ground
−
Ground
−
Not connected
−
High-voltage circuit supply
−
Not connected
O
High-voltage push-pull output
−
Not connected
−
High-voltage circuit supply
−
Not connected
−
Ground
Setup of shift register shift direction
I
L = Shift into reverse (SO → SI) H = Shift forward (SI → SO)
I/O
Serial data input / output
I
Serial clock input Fetch SI or SO data to shift register by CLK rise edge
LAT data input
I
L = Transfer shift register data to output latch H = Hold data to output latch
−
Logic supply
I
Output control
Control output according to the right
truth value table
I
I/O
Serial data input / output
All output reset CLR pin : L → Normal operation CLR pin : H → All output High
I
−
Ground
−
Not connected
−
High-voltage circuit supply
−
Not connected
O
High-voltage push-pull output
PDP-436SXE
6
7
Pin Function
OC1 OC2
L
L
L
H
H
L
H
H
7
8
A
B
C
OUT
ALL Hi-Z
DATA
ALL L
D
ALL H
E
F
161
8
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