Uniden
PRO500D (UT-317J)
Documentation Project
CBTricks.com
Integrated Circuits Voltage
Chart
IC001
LA1185
PIN# |
RX (V) |
TX (V) |
1 |
0.8 |
0.8 |
2 |
1.5 |
1.5 |
3 |
8 |
8 |
4 |
1.5 |
1.5 |
5 |
0 |
0 |
6 |
7.5 |
7.5 |
7 |
7.2 |
7.2 |
8 |
8 |
8 |
9 |
8 |
8 |
IC002
TDA1220B
PIN# |
RX (V) |
TX (V) |
1 |
7.8 |
7.8 |
2 |
1.4 |
1.4 |
3 |
8 |
8 |
4 |
1.4 |
1.4 |
5 |
1.4 |
1.4 |
6 |
7.4 |
7.4 |
7 |
8 |
8 |
8 |
0.8 |
0.8 |
9 |
1.8 |
1.8 |
10 |
7.9 |
7.9 |
11 |
0 |
0 |
12 |
0 |
0 |
13 |
0 |
0 |
14 |
7.4 |
7.4 |
15 |
7.4 |
7.4 |
16 |
0 |
0 |
IC003
M5223L
PIN# |
RX (V) |
SQ Max |
TX (V) |
1 |
0.2 |
0.2 |
0.2 |
2 |
1.2 |
1.2 |
1.2 |
3 |
1.2 |
1.2 |
1.2 |
4 |
0 |
0 |
0 |
5 |
2 |
1.2 |
2 |
6 |
1.6 |
1.6 |
1.6 |
7 |
6.5 |
0 |
7 |
8 |
8 |
8 |
8 |
IC004
TDA1905
PIN# |
RX (V) |
SQ Max |
TX (V) |
1 |
7 |
7 |
7 |
2 |
13.6 |
13.6 |
13.6 |
3 |
13.6 |
13.6 |
13.6 |
4 |
3 |
0 |
7.2 |
5 |
0 |
0 |
0 |
6 |
2.5 |
2.5 |
2.5 |
7 |
2.5 |
2.5 |
2.5 |
8 |
2.4 |
2.4 |
2.4 |
9 |
0 |
0 |
0 |
10 |
0 |
0 |
0 |
11 |
0 |
0 |
0 |
12 |
0 |
0 |
0 |
13 |
0 |
0 |
0 |
14 |
0 |
0 |
0 |
15 |
0 |
0 |
0 |
16 |
0 |
0 |
0 |
IC005
SM5124A
PIN# |
RX (V) |
TX (V) |
1 |
2.6 |
2.6 |
2 |
3 |
3 |
3 |
6 |
6 |
4 |
6 |
6 |
5 |
3 |
3 |
6 |
3 |
3 |
7 |
3 |
3.6 |
8 |
0.2 |
5.8 |
9 |
2.9 |
2.9 |
10 |
0.6 |
0.6 |
11 |
0.6 |
0.6 |
12 |
0.6 |
0.6 |
13 |
6 |
6 |
14 |
6.4 |
6.4 |
15 |
0 |
0 |
16 |
6.4 |
6.4 |
17 |
6.4 |
6.4 |
18 |
0 |
0 |
IC006
L7808CV
PIN# |
RX (V) |
TX (V) |
1 |
13.6 |
13.6 |
2 |
0 |
0 |
3 |
8 |
8 |
IC007
LB1423
PIN# |
RX (V) |
TX (V) |
1 |
6 |
6 |
2 |
6 |
6 |
3 |
6 |
6 |
4 |
6 |
6 |
5 |
0 |
0 |
6 |
0.2 |
0.2 |
7 |
0.2 |
0.2 |
8 |
0.2 |
0.2 |
9 |
4 |
4 |
Disclaimer: Although the greatest care has been taken while compiling these documents,
we cannot guarantee that the instructions will work on every radio presented.