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| FN561 Datasheet, PDF (6/8 Pages) Intersil Corporation – OBSOLETE PRODUCT NO RECOMMENDED REPLACEMENT | |||
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Schematic Diagram (Continued)
CA3089
9
QUADRATURE
INPUT
REF
BIAS
10
8
IF
OUT
11 V+
DETECTOR
R33
R32
500
500
Q23
Q24 Q25
R26
10K
Q35
Q32 Q33
R31
390
R34
10K
Q26
Q34
Q38
Q39
D2
D3
R35
2.2K
Q40
Q27
R29
200
Q41
R36
200
R9
10K
Q5
Z1
A
C
R8
2K
Q28
Q30
Q29 D4
B
R5
R30
480
D5
4K
Z2
D1
R4
480
R45
V+
500
Q31
Q43
Q42
R54
5K
R46
R55
4.2K
13K
Q65
Q66
Q67
BIAS
SUPPLY
R37
166
Q44
AUDIO
AMPLIFIER
R38
R44
500
500
Q46
Q53
Q45
A
R42
166
Q51
Q54
R63
300
Q79
R40
R41
R64
500
500
300
Q48
Q49
Q81
Q50
Q80
AUDIO
Q82
OUT
R49 6
5K
Q83
V+
R65
R39
R43
50K
500
500
5
MUTE
CONTROL
Q47
Q52
AFC
OUTPUT
Q56
7
Q55
R47
500
Q57
R48
500
AFC AMPLIFIER
C9
Q71 10
Q72
C10
10
R57
10K
Q73
R58
50
R62
V+
500
Q78
12
MUTE
LOGIC
MUTE DRIVE
4 FRAME
14 SUBSTRATE
NOTES:
19. All resistance values are in ohms.
20. All capacitance values are in pF.
21. Pin numbers refer to 16 lead PDIP.
6
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