CA3189 Intersil Corporation, CA3189 Datasheet - Page 5

• Manufacturer Part Number: CA3189
• Description: FM IF System
• Manufacturer: Intersil Corporation

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Schematic Diagrams
880
AGC FOR
RF AMPL.
Q
15
107
BYPASSING
D
16
8
R
1K
84
INPUT
INPUT
Q
IF
106
R
15.6K
1
2
3
C
82
11
Q
1
R
500
105
83
Q
Q
R
2.8K
3
108
2
Q
1
R
2K
Q
R
4.12K
V+
R
1.28K
R
2.8K
6
IF AMPLIFIER
B
6
80
81
1
R
533
Q
3
2
Q
Q
4
R
2K
59
7
C
1
C
A
R
400
2
R
5K
12
5
52
51
Q
2.1K
R
R
8
2.1K
13A
C
C
Q
13
3
13
6
60
1
R
Q
2K
Q
LEVEL DETECTOR AND METER CIRCUIT
10
8A
61
R
533
Q
Q
Q
14
10
12
9
Q
Q
11
62
Q
R
2K
Q
CA3189
7A
R
600
11
63
53
R
C
1
2.1K
C
R
2.1K
12A
14
7
3
12
Q
5
7
Q
64
C
R
2.2K
16A
Q
V+
70
Q
Q
14
R
600
69
56
R
Q
2K
C
18
14A
R
2.8K
3
8
R
533
16
Q
Q
17
18
Q
16
68
Q
Q
15
17
Q
Q
R
2K
13A
74
19
Q
R
2.8K
Q
V+
13
15
75
R
2.2K
R
212
15A
59
R
Q
2K
23
76
1.52K
Q
R
R
1.52
Q
500
Q
R
R
500
21
24
25
77
R
2K
R
4K
R
19
22
R
424
21
K
5K
V+
20
60
61
62
V+
Q
Q
Q
22
20
TUNING
84
R
1.1K
D
METER
61A
1
R
750
13
R
750
28
27
A
B
C
D
E
F