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IC3001 VIDEO/AUDIO PROCESS IC-DETAIL BLOCK DIAGRAM, AN3479FBP-A
21
20
19
18
17
16
VCC
22
VREG
TUNER
LINE2
23
AGC
LINE1
REC
24
AGC DET
COLOR
PB
KILLER
ARTIFICIAL
Y/C MIX
25
SW
V/H SYNC MIX
CLAMP
GCA
DETECTOR
26
GAIN
27
LPF
CLAMP
CTL AMP
SYNC
SEPARATION
28
GND
ON
REC
YNR
29
OFF
CLAMP
DOC SW
30
HPF
LIMITER
ANR
31
REC
PB
32
HPF
33
34
REC RF
FM
W/D
MAIN
35
EQUALIZER
MODULATOR
CLIP
EMPHASIS
36
37
REC
RF
38
AGC
DOP
629KHz
ENVE
PB
AGC
TRAP
DETECTOR
DETECTOR
39
DET
AT ENVE
REC
DETEC-
AMP
40
TOR
PEAKING BPF
41
Y/C
MIX
/GAIN CTL AMP
REC-ON
8MHz
PHASE
42
GND
COMPENSATOR
TRAP
VCC
45
46
47
48
43
44
REC VIDEO SIGNAL
15
14
12
11
10
13
9
8
2
I C BUS
COMPOSITE
REC
BURST
3.58MHz
ATT
BPF
UP/DOWN
COMPONENT
PB
COMPONENT
COMPOSITE
PB
4.8MHz
ACC DET
TRAP
REC
ACC
PB
MAIN
REC
CONV
REC
DELAY
LPF
GCA
GCA
DET
PB
PB
CCD
LPF
REC
MAIN
CONV
PB
NON LINEAR
DE-EMPHASIS
NON LINEAR
+
LIMITER
EMPHASIS
RF IN
SUB LPF
SP
REC
CLAMP
PB
LP/SLP
MAIN
DE-EMPHASIS
629kHz
COLOR
REC
KILLER SW
AMP
LPF
DOUBLE
FM
LPF
LIMITER
DEMODULATOR
VHS
S-VHS
REC
ROTARY
-OFF
SW
49
53
54
56
50
51
52
55
PB VIDEO SIGNAL
REC AUDIO SIGNAL
PB AUDIO SIGNAL
7
6
5
4
3
2
1
VCC
CNR
CHROMA
PHASE
COMPEN-
SATOR
VXO
2FSC
X2
BPF
PB
REC
FSC
SUB
1/40
AFC
REC
CONV
1/4
SIDE LOCK
REC
PB
LPF
-1
+
PB
VCO
ROTARY
1/4
PB
FREQUENCY
REC
DET
REC
4 PHASE
LPF
SELECT
APC
PB
GND
COLOR
KILLER
DETECTOR
PB
MUTE
LINE
PB
TUNER
REC
AGC
DET
SP
fH
LINE
+
TRAP
AMP
LP/SLP
REC
PB
LP/SLP
-ON
REC
SP/LP-ON
AMP
PB AMP
REC-ON
REC-ON
REC-ON
SLP-
GND
ON
63
57
58
59
60
61
62
IC3301 8BIT MICROCONTROLLER IC-DETAIL BLOCK DIAGRAM,
LC8632165N41
48
47
46
45
84
TV VOLUME
CONTROL
83
1
82
2
81
3
PLL
80
79
4
GND
78
5
77
VCO
GND
6
76
75
7
VDD
74
8
73
9
1/2
72
VCC
10
71
21th LINE
DETECTOR
70
11
H/V SYNC
69
SEPARATOR
12
68
VCC
LOOP
FILTER
CLAMP
67
RESET
13
14
15
16
66
65
64
44
43
42
41
40
39
38
37
LED DRIVER
OUTPUT
CONTROL
CHARACTER
GENERATOR
DECODER
DATA
SLICER
DISPLAY CONTROL
17
18
19
20
21
22
23
24
36
35
34
33
32
31
30
29
28
27
26
25
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