English
Language : 

CA3126 Datasheet, PDF (5/9 Pages) Intersil Corporation – TV Chroma Processor
◁
CA3126
Schematic Diagram
4 RF BYPASS
A
SINGLE SAMPLE
AFPC DETECTOR
AND HOLD
B
C
FIRST CHROMA
AMPLIFIER
R13
4K
D
Q71
Q53
R1
R4
300
300
R2
R5
700
700
Q9
Q51 Q52
Q10
R11
1.3K
R17
2K
Q54 R20
5K
E
C3
5pF
R14
2.1K
R15
Q11
Q12
700
R60
1.5K
Q50
Q1
Q2 R7
Q7
1
Q8
C1
10pF
R16
12K
Q13
500
CHROMA
R19
INPUT
R6
500
Q3
R10
1.6K
Q5
Q6
12K
R18
1K
F
Q4
R9
R3
R8
500
250 2.2K
D1
R12
1K
G
SECOND CHROMA
AMPLIFIER
R43
2.5K
ACC
DETECTOR
H
I
SIGNAL SAMPLE
AND HOLD
J
R54
K
4K
R57
2K
CHROMA
OUTPUT
15
Q80
Q68
Q24
Q65
Q66
R78
1K
Q23
Q35 Q69
Q70 Q36
Q33
Q34
Q31 Q32
Q72
R59
2K
L
M
N
O
P
CHROMA
GAIN
CONTROL
16
Q67
ACC
R44
AMP.
5K
R49
ZENER
REFERENCE
13
OVERLOAD
DETECTOR
R79
300
Q22
R42
8K
Q25
R41
1K
R77
750
Q20 Q27
KILLER
700
Q29
R46
5K
R48
2K
Q28
R51
2K
Q30
D1
Z2
Q47
Z3
R53
700
Q
R40
AMP.
330
D3
R47
5K
R45
220
R50
5K
R52
1K
R55
3.5K
R
S
T
OVERLOAD DETECTOR
GROUND
5 (SUBSTRATE)
NOTE: Pin numbers refer to the PDIP Package. Resistance values are in ohms.
ZENER
14 REFERENCE
8-37
 ▷