
TB1261F/TB1262F
2002-6-30 64 / 66
12, Application circuit
QFP80
SDASDASDASDA
SCLSCLSCLSCL
Y/CVBS 1 in
EW
OUT
EW
OUT
EW
OUT
EW
OUT
IF
GND
IF
GND
IF
GND
IF
GND
FM filter
SIF
IN
SIF
IN
SIF
IN
SIF
IN
RF
AGC
RF
AGC
RF
AGC
RF
AGC
IF AGC
APC Filter
X'tal
CW
OUT
CW
OUT
CW
OUT
CW
OUT
Ysm
EXT.R IN
EXT.G IN
EXT.B IN
RG
B
RG
B
RG
B
RG
B
Vcc
(9V
)
Vcc
(9V
)
Vcc
(9V
)
Vcc
(9V
)
R OUT
G OUT
B OUT
V RAMP
V OUT
Y/MON out
DC
NF/
AM
AGC
DC
NF/
AM
AGC
DC
NF/
AM
AGC
DC
NF/
AM
AGC
SIF
OU
T
SIF
OU
T
SIF
OU
T
SIF
OU
T
IF
Vcc
(5V
)
IF
Vcc
(5V
)
IF
Vcc
(5V
)
IF
Vcc
(5V
)
VM OUT
C in
BLACK Det
DC Restor
ABCL
IN
ABCL
IN
ABCL
IN
ABCL
IN
YC Vcc(5V)
Dig GND
YC GND
H
OUT
H
OUT
H
OUTHOUT
H Vcc(9V)
H.AFC
FBP
IN
FBP
IN
FBP
IN
FBP
IN
AUD
IO
OUT
AUD
IO
OUT
AUD
IO
OUT
AUD
IO
OUT
LOO
P
F
ilt
er
LOO
P
F
ilt
er
LOO
P
F
ilt
er
LOO
P
F
ilt
er
DE-
EMP
.
DE-
EMP
.
DE-
EMP
.
DE-
EMP
.
Dig.
VDD
Dig.
VDD
Dig.
VDD
Dig.
VDD
EHT
in
EHT
in
EHT
in
EHT
in
IF
DET
OU
T
IF
DET
OU
T
IF
DET
OU
T
IF
DET
OU
T
SIF
IN
SIF
IN
SIF
IN
SIF
IN
Cb out
Cr out
SIF
IN
SIF
IN
SIF
IN
SIF
IN
IF
Vcc
(9V
)
IF
Vcc
(9V
)
IF
Vcc
(9V
)
IF
Vcc
(9V
)
PIF
IN
PIF
IN
PIF
IN
PIF
IN
PIF
IN
PIF
IN
PIF
IN
PIF
IN
S-filter
T
B
126
1F
/6
2F
A
p
lic
a
ti
o
n
C
u
ic
it
D
iag
ra
m
Ys(YCbCr)
SAW
Y2/CVBS2/G in
Cr2/R in
Cb2/B in
Y3/CVBS3 in
Cr3 in
Cb3 in
HD/SCP OUT
VDVDVDVD
DAC 1
DAC
3
DAC
3
DAC
3
DAC
3
DA
C
2
DA
C
2
DA
C
2
DA
C
2
1
11
1
2
22
2
3
33
3
4
44
4
5
55
5
6
66
6
7
77
7
8
88
8
9
99
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
64
63
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
40404040
39393939
38383838
37373737
36363636
35353535
34343434
33333333
32323232
31313131
30303030
29292929
28282828
27272727
26262626
25252525
65656565
66666666
67676767
68686868
69696969
70707070
71717171
72727272
73737373
74747474
75757575
76767676
77777777
78787878
79797979
80808080
PIF filter
BEDp
in)
BEDp
in)
BEDp
in)
BEDp
in)
5V
<
9
V
>
5V
<
9V
>
TB1261FTB1261FTB1261FTB1261F
10k
3k
2k
10
uF
100
0pF
0.4
7uF
22
0
3k
2k
10k
47
00
pF
10
0
100
2k
27
0
1
0uF
10
k
Sync out
10k
8.2k
0.22uF
0.01uF
1uF
0.47uF
0.1uF
220k
1uF
0.1uF
0.01uF
1uF
0.47uF
10uF
10pF
4.43MHz
33k
0.47uF
100
10k
0.01uF
[
200
1/9/
17
]
0.22uF
2200pF