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IC AND TRANSISTOR VOLTAGE CHART
Base Unit
Ref. No PIN
STBY
1
Vcc
2
Vcc
3
Vcc-4
4
Vcc-4
5
Vcc-GND
6
Vcc-GND
7
Vcc-GND
8
Vcc-GND
9
GND
10
GND
11
1.2
12
1.1
13
1.0
14
0.7
15
1.0-GND
16
1.0-GND
17
GND
18
1.2
19
1.2
20
1.2
21
GND
IC1
22
0.5
23
Vcc-GND
24
1-0.6
25
0.7
26
0.7
27
2-GND
28
2.8-2.4
29
4-3.8
30
GND
31
4.9
32
4.9
33
4.9
34
3.5
35
1.2-1.0
36
1.0
37
0.1
38
3.5
39
0.5
40
1
41
2.0
42
4-3.5
43
5-4.8
44
Vcc
Unit[V]
TALK
NOTE
5-4.9
Sine wave
4.9
CLOCK
10.24MHz
CLOCK
10.24MHz
Vcc-GND
Pulse
Vcc-GND
Pulse
Vcc-GND
Pulse
Vcc-GND
Pulse
2-1
Sine wave
1.5
2-1
Sine wave
1.5
2-1
Sine wave
1.5
1.5
2-1
Sine wave
1.5
Sine wave
1.3
1.3
Sine wave
1.3
Sine wave
GND
1.5
Vcc-GND
Pulse
0.8
Sine wave
0.8
0.8
1.0
Sine wave
Vcc-4.5
Sine wave
4.2-3.8
Sine wave
GND
4.5
4.6-4.4
Sine wave
Vcc
3.6-3.4
Sine wave
GND
1.0
0.7
3.5-3.4
Sine wave
1.5
1
2
3.8
Vcc-4.8
Sine wave
Vcc
20
Ref. No PIN
STBY
45
0.5
46
Vcc-4
IC1
47
GND
48
GND
1
OPEN
2
OPEN
IC2
3
GND
4
Vcc
1
GND
2
Vcc
3
GND
4
GND
5
3.8-GND
6
Vcc-GND
7
Vcc
8
GND
9
GND
10
GND
11
GND
12
GND
13
Vcc
14
GND
15
GND
16
GND
17
GND
18
GND
IC3
19
GND
20
Vcc
21
Vcc
22
Vcc
23
GND
24
GND
25
GND
26
GND
27
GND
28
GND
29
GND
30
GND
31
GND
32
GND
33
Vcc-GND
34
GND
35
GND
36
GND
Unit[V]
TALK
NOTE
0.8
3.8
1.4
GND
OPEN
Sine wave
OPEN
Sine wave
GND
GND
GND
Vcc
GND
GND
3.8-GND
Clock
Vcc-GND
Clock
Vcc
GND
GND
GND
NC
GND
NC
GND
4.8
GND
NC
GND
NC
GND
NC
GND
NC
GND
NC
GND
GND
Vcc
POWER FAIL
Vcc
CHAGE DET
Vcc
PAGE
Vcc
RL CONT
Vcc
BELL IN
GND
NC
GND
P/T
GND
NC
GND
NC
GND
NC
GND
NC
GND
NC
GND
NC
Vcc-GND
Pulse
GND
NC
GND
NC
GND
NC
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