VSX-56TXi
169
5
6
7
8
5
6
7
8
C
D
F
A
B
E
TA1270BF (VIDEO CONVERT ASSY : IC3514)
• PAL/NTSC Video Chroma and Sync Processing System for PIP/POP/PAP
Pin Arrangement (Top view)
Block Diagram
39
48
24
15
1
14
38
25
39
38
DAC1
40
Y IN
DAC2
44
fsc OUT
43
UV/CbCr SW
42
C Vcc
(5V)
41
DAC Vcc
(5V)
45
1HDL CONT
46
SECAM CONT
47
B-Y/Cb OUT
48
R-Y/Cr OUT
1
4.43MHz
X'tal
2
M-X'tal
3
3.58MHz
X'tal
4
APC
5
C GND
6
C IN
8
SYNC IN
9
SYNC OUT
10
H. AFC
11
SYNC GND
12
32fH VCO
13
VD OUT
14
15
HD OUT
SCP OUT
17
CP/HP IN
16
Dig GND
37
Y OUT
36
GND
35
DAC TEST
34
SDA
33
SCL
31
R-Y1 IN
TH = 0.7V
HI ; 1IN / LOW ; 2IN
30
B-Y1 IN
29
Y1 IN
28
I
2
C GND
27
R-Y2 IN
26
B-Y2 IN
25
22
Y2 IN
R-Y/R OUT
23
ADRS SW
HI ; 2ch / LOW ; 24h
24
SW GND
20
Y/G OUT
19
SW Vcc
(9V)
18
SYNC Vcc
(9V)
21
B-Y/B OUT
32
Ys
DAC2
Y DL
Y DL
fsc
1H DL
CONTROL
SECAM
CONTROL
Cb/Cr/UV
SW
VCXO
BPF
APC
SUB
COLOR
ACC
TOF
SW
P/N ID
CW
MATRIX
SYNC
SEP
V
SEP
CHROMA
BLK
DEMO
TINT
H. AFC
NOSE
DET
H C/D
32fH
VCO
V C/D
SCP
CP/HP
IN
YUV -> RGB
MATRIX
LPF/fsc
TRAP
fsc
TRAP
SYSTEM
SW
DAC1
PEDESTAL
CLAMP
SUB-
CONTRAST
Y OFFSET
SW
DAC
TEST
I
2
C BUS
CONTROL
SW
SW
OFFSET
SW
Ys
PEDESTAL
CLAMP
PEDESTAL
CLAMP
7
V-SEP
