4
Internal Circuit Diagram
FUNCTION
PIN
E
F
1
2
E CATHODE NO. 1
D CATHODE NO. 1
C CATHODE NO. 1
E ANODE NO. 1
D ANODE NO. 1
C ANODE NO. 1
3
4
DP CATHODE NO. 1 DP ANODE NO. 1
5
E CATHODE NO. 2
D CATHODE NO. 2
G CATHODE NO. 2
C CATHODE NO. 2
E ANODE NO. 2
D ANODE NO. 2
G ANODE NO. 2
C ANODE NO. 2
6
7
FUNCTION
8
PIN
1
A
B
C
D
9
CP CATHODE NO. 2 DP ANODE NO. 2
ANODE[1]
CATHODE[2]
ANODE[1]
CATHODE PLUS
CATHODE MINUS
NC
CATHODE[2]
ANODE PLUS
ANODE MINUS
NC
10
11
12
13
14
15
16
17
18
B CATHODE NO. 2
A CATHODE NO. 2
F CATHODE NO. 2
DIGIT NO. 2 ANODE
DIGIT NO. 1 ANODE
B CATHODE NO. 1
A CATHODE NO. 1
G CATHODE NO. 1
F CATHODE NO. 1
B ANODE NO. 2
A ANODE NO. 2
F ANODE NO. 2
2
CATHODE f
CATHODEg
CATHODE e
CATHODE d
ANODE[1]
ANODE f
3
ANODE g
ANODE e
ANODE d
CATHODE[2]
ANODE DP
ANODE c
ANODE b
ANODE a
4
DIGIT NO. 2 CATHODE
DIGIT NO. 1 CATHODE
B ANODE NO. 1
A ANODE NO. 1
G ANODE NO. 1
F ANODE NO. 1
5
NC
NC
6
ANODE[1]
CATHODE DP
CATHODE c
CATHODE b
NC
CATHODE[2]
ANODE DP
ANODE c
ANODE b
NC
7
CATHODE DP
CATHODE c
CATHODE b
8
9
10 CATHODE a
NOTES:
1. REDUNDANT ANODES
2. REDUNDANT CATHODES
HOLE PATTERN FOR PCB LAYOUT TO ACHIEVE UNIFORM 0.450 IN. DIGIT TO DIGIT PITCH. FOR HDSP-FXXX TO HDSP-GXXX.