Circuit Diagrams and PWB Layouts
10.
10-3-14
ISDB
-
T Tuner
19950_519.eps
ISDB-T Tuner
B14
B14
2015-04-14
715G7049
ISDBT Tuner
C4279
10NF 50V
TP733
C4301
27P 50V
C4295
100NF 16V
TP744
TP717
C4284
10UF 6.3V X5R +-20%
R1316
2K 1/16W 5%
C1325
120PF 50V
R7083
0R05 OHM
R1336
0R05 1/16W
C4291
100NF 16V
TP723
TP736
+3V3_TUNER
IF BPF
GND_Tuner
GND_Tuner
+3V3_TUNER
+3.3VD
Crystal is 16MHZ
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+3.3VD
+1V2
+1V2
DVDD3V3
+1V2
DVDD3V3
+3.3VD
TU_FAT_IN2-
7
TU_
7
IF_AGC
7
OSCL2
7
OSDA2
7
GND
3,4,5,6,7,8,9,10,11,12,13,14,15,17
DVDD3V3
3,5,6,8,10,11,14,15,17
+3V3_TUNER
3
DEMOD_TSVALID
14
DEMOD_TSSY NC
14
DEMOD_TS0
14
DEMOD_TSCLK
14
DEMOD_RST 14
DEMOD_RESET
TS_S2_CLK
TS_S2_DQ0
TUNER
X4001
16MHz
1
2
4
3
TU_
TU_FAT_IN2-
TS_S2_VAL
TS_S2_VAL
SBY TE_ORR
TS_S2_SY NC
C4320
NC 10PF 50V
C4321
NC 10PF 50V
DEMOD_RST
FB1022
120R
1
2
FB1023
120R
1
2
XT_O
XT_I
XT_O
XT_I
DEMOD_IFP
DEMOD_IFN
C1072
1uF 10V
GND_Tuner
DEMOD_RESET
R1082 1K
R1081 1K
TUNER_SCL
TUNER_SDA
R1083
NC 200R 1/16W 1%
GND_Tuner
GND_Tuner
GND_Tuner
T_IFAGC
DIF_OUT_P
DIF_OUT_N
D_IF_AGC
R7139
0R05 OHM
T_IFAGC
TP238
IF_AGC
DEMOD POWER
DIF_OUT_N
DIF_OUT_P
OSDA2
+3V3_TUNER
DEMOD_SDA
DEMOD_SCL
SLADRS1
SRCK_ORR
PBVAL_ORR
SRDT_ORR
ISDB_T Demodulator
SLADRS0
D_IF_AGC
AGC
C
N
T
I
SLADRS1
DEMOD_TSVALID
DEMOD_TSSY NC
DEMOD_TSCLK
OSCL2
R7156
0R05 OHM
R7157
0R05 OHM
GND_Tuner
IF_AGC
OSCL2
OSDA2
TU_FAT_IN2-
TU_
ISDB-T TUNER & Demodulator CIRCUIT
AGC
I2C
DEMOD
DEMOD_RESET:
Reset : Low
Normal : High
DEMOD_TS0
TS_S2_DQ0
TU101
NC
1
NC
2
3
.3
V
5
NC
8
DIF(
P
)
10
DIF(
N)
11
S
DA
3
S
CL
4
NC
6
NC
7
IF_
A
G
C
9
TH1
12
TH2
1
3
TH
3
14
TH4
15
TS_S2_SY NC
DEMOD_TSSY NC
TS_S2_CLK
DEMOD_TSCLK
TS_S2_VAL
DEMOD_TSVALID
DEMOD
TU_SDA
TU_SCL
SLADRS0
DVDD3V3
DEMOD_TS0
GND_Tuner
DEMOD_RESET
C1071
1uF 10V
C1067
47pF 50V
C1068
47pF 50V
OSDA2
OSCL2
C1065
1uF 10V
C1066
1uF 10V
DEMOD_IFN
DEMOD_SCL
TUNER_SDA
DEMOD_IFP
DEMOD_SDA
Serial TS output
TUNER_SCL
For ISDB-T
TU_SDA
TP731
C4285
100NF 16V
FB4260
120R
1
2
TP746
C4296
100NF 16V
C4299
10UF 6.3V X5R +-20%
TP725
C4293
10UF 6.3V X5R +-20%
RP4252
33 OHM +-5% 1/16W
1
2
3
4
8
7
6
5
FB4253
120R
1
2
C4275
100NF 16V
C4280
1uF 10V
C4289
10UF 6.3V X5R +-20%
TP721
R7087
10K 1/10W
TP730
R7096
1.2K OHM
R7095
1M 1/10W 5%
R7104
NC 10K 1/16W 5%
TP713
R7088
NC/ 10K+-5%1/16W
C4283
100NF 16V
C4276
100NF 16V
TU_SCL
R1313
33R 1/10W 5%
C4294
100NF 16V
C0402
TP724
TP729
FB4255
120R
1
2
R7
0
9
8
100O
H
M
TP732
TP740
R1335
0R05 1/16W
TP742
R7089
NC/ 10K+-5%1/16W
FB4254
120R
1
2
RESET CIRCUIT
C4281
1nF 50V
C4282
470PF 50V
TP727
C4287
100NF 16V
C4288
100NF 16V
R1326
NC/0R05 1/16W
TP712
TP726
TP739
R7090
10K 1/16W 5%
DEMOD_RST
R1308
33R 1/16W 5%
C4302
27P 50V
R7085
0R05 OHM
R7094
47K 1/16W
C4292
100NF 16V
FB4257
120R
1
2
TP737
TP728
TP719
R7091
10K 1/16W 5%
R1303
47R +-1% 1/16W
FB4259
120R
1
2
R1309
47R +-1% 1/16W
TP714
C4297
100NF 16V
TP734
R7103
4.7K 1/16W
R1302
33R 1/16W 5%
TP743
FB4256
120R
1
2
R1320
2K 1/16W 5%
C4303
10NF 50V
C4300
100NF 16V
R7086
0R05 OHM
U4254
uP0126BJT3-12
VI
3
VO
2
GN
D
1
4
4
TP738
R7101
10K 1/16W 5%
C4278
100NF 16V
C4286
NC 10PF 50V
R7102
4.7K 1/16W
R7093
NC 0R05 OHM
TP716
TP745
R
7092
20K OH
M
1/
16W
1
%
TP735
TP720
R7
1
0
0
100O
H
M
1.2V
U4253
TC90537FG
V
SS
47
VD
D
S
14
GPIO1
4
GPIO2
5
S
BYT
E
16
A
G
CCNT1
1
8
XO
2
3
SLADRS1
29
PLLVSS
26
S
YR
S
TN
42
VPGM
41
VDDC
32
ADCVSS
34
VREFH
36
S
T
S
FL
G
1
4
3
S
CL
45
VSS
31
ADCVDD
33
TN
S
CL
20
TN
S
DA
21
AI
N
N
Q
40
AI
N
N
I
38
AI
N
P I
3
7
S
T
S
FL
G
0
44
S
DA
46
R
S
EOR
F
15
XI
24
VREFL
35
AI
N
P Q
3
9
S
LAD
R
S
0
17
CKI
28
VDDC
1
V
SS
1
3
SRCK
12
PBVAL
11
SRDT
10
SLOCK
9
RLOCK
8
RERR
7
SLPEN
6
VD
D
S
4
8
VSS
2
GPIO0
3
AGC
C
N
T
R
19
XC
KO
22
PLLVDD
25
VDDC
27
TSMD
30
TP722
FB4258
120R
1
2
XTAL
TP715
C4
2
9
8
100N
F
16V
R7
0
9
9
100R
TP741
R7097
0R05 OHM
R1325
NC/0R05 1/16W
R7084
0R05 OHM
C1326
120PF 50V
C4290
10UF 6.3V X5R +-20%