AN5195K-C
s
Block Diagram
SIF3 in/ sharpness 33
De-
emphasis
Pre-amp.
Limiter
SIF
detect
VCO
ICs for TV
ASW
*1-bit
Ext. audio in 34
SIF2 in 35
36
SIF1 in
37
IF AGC filter
38
Int. video1 in
39
SIF APC filter
40
Int. video2 in
41
VIF det. out
42
VIF APC1 filter
VIF VCO 43
Video out
Y-in
44
45
Hor.
sync. sep.
SIF SW
*2-bit
32
31
30
29
Decoupling
Ext. video in
AFT out
De-emphasis
Audio out
RF AGC
GND(VIF/SIF)
VIF2 in
VIF1 in
Video SW
*1-bit
LPF
*1-bit
28
Level
adjust
*3-bit
*6-bit
27
RF
AGC
IF
amp.
26
25
24
APC1
*9-bit
AFT
VIF
detect
Phase
shift
*7-bit
IF
AGC
VCO
23 V (VIF/SIF)
CC3
SW
out
*6-bit
Sharpness
Y
contrast
I C bus
interface
22
21
20
19
CV
clamp
Y
clamp
SCL
SDA
ACL
GND (RGB/DAC)
Hor. lock det.
B-out
G-out
R-out
Sync. in
46
Ver.
sync. sep.
Black
expansion
DAC
out
2
*Drive
7-bit
*Cut off
8-bit
CC2
HVBLK
System
SW
*1-bit
V
CC3
(VCJ) 47
48
C in/black expansion
49
GND(VCJ)
50
FBP in
51
V
AFC2 filter 52
Hor.
lock DET
*Drive
7-bit
*Cut off
8-bit
*Cut off
8-bit
18
17
16
15
HBLK
LPF
SCP
BGP
G
B
14 V (9 V)
CC1
13
B-in
G-in
R-in
Y
S
in
BL det.
Chroma VCO (3.58 MHz)
Chroma VCO (4.43 MHz)
APC filter
12
11
10
Hor.
reg.
*3-bit
AFC2
R
ACC
amp.
Shut
down
Ver.
count down
APC
Tint
H-out
Ver. clamp
V-out
SECAM interface
−(B−Y)
out
−(R−Y)
out
S.C.P
*6-bit
56
57
50 Hz
/60 Hz
detect
ACC
det.
X-ray protect
55
Hor.
count
down
Hor. VCO
54
HVCO
(*6-bit)
AFC1 filter
AFC1
53
1H
FF
Contrast
9
8
7
6
*2-bit
(50 Hz
/60 Hz)
Ver.
out
R−Y
B−Y
demod demod
+
/
−
2-bit
59
60
61
Saturation
*6-bit
PN/S
SW
CW
generate
Killer
ident
58
Killer
*
7-bit
50 Hz/60 Hz
SECAM det SW
Brightness
Chroma
VCO
1-bit
62
2
G−Y
−(R−Y)
in 64
RGB SW
−(B−Y)
in 63
Matrix
5 Killer out,50 Hz/60 Hz out
SECAM det. out
4 Killer filter
3
(B) clamp filter
2
(G) clamp filter
1
(R) clamp filter
*1-bit
B
clamp
G
clamp
R
clamp
PANASONIC [ PANASONIC SEMICONDUCTOR ]
