CA3189 Intersil Corporation, CA3189 Datasheet - Page 7

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

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Typical Application
NOTES:
12. All resistance values are in ohms.
13. CF: Ceramic filters, TOKO CSFE or equivalent.
14. L tunes with 100pF (C) at 10.7MHz. Q
10.7MHz
TUNER
FROM
1nF
3.3K
2.2K
470
Q
1
390
FIGURE 3. COMPLETE FM IF SYSTEM FOR HIGH QUALITY RECEIVERS
10nF
(NOTE 13)
10nF
0
CF
1.8K
(unloaded) 75 (TOKO No. KACS K586HM or equivalent).
3.3K
2.2K
470
Q
2
390
RF AGC
CA3189
10nF
(NOTE 13)
10nF
CF
7
1.8K
10nF
10nF
390
10nF
100nF
33K
1
3
2
4
47
15
11
10nF
10K
8
CA3189E
22 H
10nF
47K
L (NOTE 14)
9
13
3.9K
100
pF
47 F
16
10
470
8.2K
12
10K
68K
7
5
6
10 F
10 F
47K
TUNING
2.2 F
12K
10K
AUDIO
+12V
10nF
3.9nF
AFT
0V