PDP-503PE, PDP-503PU
90
DB
GND
DATA
VDD
GND
VH2
HVO33 - 64
DA
A/B
64 bit Shift Register
64 bit Latch
Selector
Selector
CLR
CLK
LE
OC1
OC2
DATA
GND
VH1
HVO1 - 32
Name
Pin No.
I/O
Num.
Function
CLK
39
I
1
Shift clock (start edge partial response)
DA
44
I/O
1
The serial data input of shifting register
DB
37
I/O
1
The serial data output of shifting register
LE
40
I
1
It output data done a latch of by "L" level
A/B
36
I
1
A shift directional control signal of shift register
CLR
45
I
1
It do data of shift register with "L" by "L" level
OC1
42
I
1
An output control terminal of HVO
OC2
43
I
1
An output control terminal of HVO
HVO
1-30, 51-82, 99, 100
O
64
High voltage drive output (HVO1 - HVO64)
VDD
41
−
1
Logic power supply
GND
34, 35, 38, 46, 47,
87-89, 91-94
−
12
Standard potential. This is common to HVO1 - HVO64.
VH1
84, 85, 49, 50
−
4
The high potential circuit power supply which is common to HVO1 - HVO32
VH2
31, 32, 96, 97
−
4
The high potential circuit power supply which is common to HVO33 - HVO64
NC
33, 48, 95, 83, 86,
90, 98
−
7
It is the insulation electrically
•
Block Diagram
•
Pin Function
