10.
Circuit Diagrams and PWB Layouts
10-5-14
T2/S2 Tuner/Demodulator
19530_551_130718.eps
130718
T2/S2 Tuner/Demodulator
B14
B14
2013-06-05
1
715G6094
T2/S2 Tuner/Demodulator
RP201
22R
1
2
3
4
8
7
6
5
R324
100R 1/16W 5%
CI_INSYNC
CI_INVALID
CI_INCLK
C270
NC/100NF 16V
R
3
67
NC/4K7 1/16W 5
%
+
C278
NC/100UF 16V
R204
22R 1/16W 5%
TUN_SCL
C273
NC/100NF 16V
+3V3_VCC_T2
TUN_DIF-
TUN_SDA
R360
NC/4K7 1/16W 5%
TUN_DIF-
TUNER_SCL
TUNER_SDA
Tuner
IF_AGC
R354
NC/0R05 1/16W
R214
NC/100K 1/16W 5
%
C295
NC/100NF 16V
R355
NC/22R 1/16W 5%
DV33
AV25
X202
NC/10MHz
1
2
4
3
GND
DV33SB
+5V_STB
FB211
120R 3A
1
2
+5V_SW
DV15
S2_T2_SCL
S2_T2_SDA
TU202
TDQS-A801F
TH1
12
TH2
13
TH3
14
TH4
15
LNB A
1
NC
2
TU 3.3V
3
QN Output
4
QP Output
5
IP Output
6
IN Output
7
AGC
8
X-OUT
9
SDA
10
SCL
11
R
33
5
2K7 1/16W 5
%
C244
100NF 16V
C209
0.1uF 50V
C235
100NF 16V
CI_INDATA4
CI_INDATA3
CI_INDATA2
CI_INDATA1
CI_INDATA0
C217
100NF 16V
CI_INDATA7
CI_INDATA6
CI_INDATA5
TP39
C238
10UF 6.3V 20%
DV33
+5V_SW
+3V3_TUNER
DV33
+3V3_TUNER
+1.2V_T2
+3.3VA_T2
DV33
LNB_LINEDROP
+3.3V_T2
+3.3V_T2
+3.3V_T2
+1.2VA_T2
DV33
AVDD1V2
DV33_VDDIO
DV33_VDDIO
C297
NC/0.1uF 50V
DV33
+3.3V_T2
+3.3V_T2
S2_TUN_SCL
AVDD1V2
DV12_VDDC
AVDD1V2
DV12_PLL
AVDD1V2
DV12_ADC
AVDD1V2
ZD202
NC/PJ
S
D24CW
1
2
DV33_VDDIO
DV33
+1.2VA_T2
DV33_VDDIO
+3.3V_T2
DV33_VDDIO
S2_T2_SCL 11
CI_INCLK
8
CI_INSYNC
8
CI_INVALID
8
+5V_SW 4,8,11
AV25 4,12
DV33SB 4,5,9,12,13,14
DV15 4,10
DV33 4,5,6,7,8,9,11,12,13,14,15
DV33_VDDIO
T
S
_
S
2_DQ5
+5V_STB 4
DV12_VDDC
S2_DEMOD_RSTn 11
GND 4,5,6,7,8,9,10,11,12,13,14,15
TUNER_SCL 11
TUNER_SDA 11
TS_S2_CLK
TUNER_QP
DV12_ADC
S
2T2_DEMOD_
S
DA
TUN_DIF- 6
DV33
IF_AGC 6
6
DV33_VDDIO
T
S
_
S
2_DQ6
CI_INDATA7
8
DV12_VDDC
CI_INDATA5
8
CI_INDATA6
8
CI_INDATA3
8
CI_INDATA4
8
S
2T2_DEMOD_
S
CL
CI_INDATA2
8
TS_S2_DQ0
TUNER_QN
CI_INDATA0
8
CI_INDATA1
8
S2_T2_SDA 11
PWR_12V 4,14
IFAGC_SW
6
T2_DEMOD_RSTn 11
AVDD1V2 4
T
S
_
S
2_DQ7
DV
33
_VDDIO
DV12_VDDC
DVB-S/S2 Demodulator
DV
33
_VDDIO
TS_S2_DQ1
D202
NC/FB340M
1
2
D
V12_VDDC
TS_S2_DQ2
DV
33
_VDDIO
DV12_VDDC
S2_RESET:
Reset : Low
Normal : High
DV12_PLL
R21
3
NC/100K 1/16W 5
%
IP
QP
TS_S2_SYNC
TS_S2_DQ3
DV12_VDDC
TUNER_IP
TS_S2_VAL
T
S
_
S
2_DQ4
IN
QN
DI
S
EQC_OUT
D
V12_VDDC
DV12_ADC
TUNER_IN
IF_AGC_S2_TUNER
IF_AGC_T
IFAGC_SW
Demod
TS_S2_SYNC
TS_S2_CLK
TS_S2_DQ4
TS_S2_VAL
TS_S2_DQ1
TS_S2_DQ0
TS_S2_DQ7
TS_S2_DQ6
TS_S2_DQ5
TS_S2_DQ3
TS_S2_DQ2
R22
3
NC/100K 1/16W 5
%
CI_INCLK
CI_INVALID
CI_INSYNC
S2_TUN_SDA
U202
NC/MP8126DF-LF-Z
SGND
1
BYPASS
2
VDD
3
COMP
4
EN
5
LINEDROP
6
POK
7
TCAP
10
ILIMIT
11
VOUT
12
VBOOST
13
BST
14
SW
15
PGND
16
13V/18V
8
EXTM
9
EP
17
LNB_EN
IF_AGC
R207
NC/10K 1/16W 5%
LINEDROP:
Low: 13/18V
High: 14/19V
S2T2_DEMOD_SDA
C223
NC/10uF 25V
13/18V_SW:
Low: 18V
High: 13V
C222
NC/10uF 25V
D201
NC/FB340M
1
2
L201
NC/22UH
C240
NC/470PF 50V
R210
10K 1/16W 5%
R206
22R 1/16W 5%
DV33_VDDIO
S2_TUNER_SDA
R219
1K2 OHM
R218
22R 1/16W 5%
R220
1K2 OHM
LNB_EN:
Low: disable
High: enable
+12V_LNB
R208
NC/100K 1/16W 5%
C228
NC/220NF 16V
R209
NC/100K 1/16W 5
%
C221
NC/0.1uF 50V
ESD & Surge
Protect
R221
NC/0R05 1/16W
LNB POWER SUPPLY
C224
NC/2.2UF 25V
+1.2V_T2
ZD201
NC/PJ
S
D24CW
1
2
R212
NC/
33
K 1/10W 1
%
C296
NC/10UF 16V
IFAGC SWITCH
CI_INCLK
DVB-T/T2 Demodulator
LNB_LINEDROP
LNB_LINEDROP
11
+
3
.3
VA
_
T
2
L202
NC/1.0UH
DISEQC_OUT
+1.2V_T2
D203
NC/FB340M
1
2
CI_INDATA0
CI_INDATA5
CI_INDATA4
CI_INDATA3
CI_INDATA2
CI_INDATA1
CI_INDATA7
CI_INDATA6
C227
NC/22NF 25V
IF_AGC_T
C226
68PF 50V
TUN_DIF-
S2T2_DEMOD_SCL
L204
22NH
L203
22NH
C213
100NF 16V
C220
100NF 16V
C225
68PF 50V
S
2_TUN_
S
DA
S2_TUNER_SCL
+3.3V_T2
+1.2V_T2
+1.2V_T2
+12V_LNB
R225
NC/10K 1/10W 1
%
+12V_LNB 4,14
+1.2V_T2
+12V_LNB
CI_INDATA0
CI_INVALID
CI_INSYNC
CI_INDATA6
CI_INDATA5
CI_INDATA4
CI_INDATA3
CI_INDATA2
CI_INDATA1
CI_INDATA7
QP
IF_AGC_S2_TUNER
S2_TUNER_SCL
+3V3_VCC_S2
TCLTuner with DVB-S/S2
IN
S2_TUNER_SDA
TUNER_LNB
U205
SN74LVC1G3157DCKR
B2
1
GND
2
B1
3
A
4
VCC
5
S
6
TUNER_LNB
4,14
TUNER_LNB
T2_IF_AGC_TUNER
S
2_TUN_
S
CL
S2_T2_SDA
S2_T2_SCL
+1.2V_T2
1
3
/1
8
V_
S
W
QN
Q-
R47
3
5
0R05 1/16W
S
2T2_DEMOD_
S
DA
S
2T2_DEMOD_
S
CL
Q+
TS_T2_DQ1
T2_UARTTX
TS_T2_DQ0
TS_T2_DQ2
TS_T2_VAL
TS_T2_SYNC
T
S
_T2_DQ
3
T2_DSU_TX
TS_T2_DQ4
TS_T2_VAL
TS_T2_SYNC
TS_T2_CLK
T
S
_T2_DQ6
T
S
_T2_DQ5
TS_T2_CLK
T
S
_T2_DQ4
TS_T2_DQ2
TS_T2_DQ1
TS_T2_DQ0
TS_T2_DQ7
TS_T2_DQ6
TS_T2_DQ5
+1.2V_T2
T2_U
AR
TRX
T
S
_T2_DQ7
TS_T2_DQ3
T2_UARTRX
T2_UARTTX
T2_DEMOD_RSTn
PWR_12V
AVDD1V2
T2_DEMOD_RSTn
R222
NC/10K 1/16W 5%
DV33
Q201
NC/MMBT3904
1
3
2
C253
47NF 16V
NET LNB_LINEDROP Swap to LNB_EN Function.
NET LNB_EN Swap to LNB_LINEDROP Function.
R224
NC/33 OHM 1/16W
+12V_LNB
Optional UART Interface for DeBug
R215
NC/10K 1/16W 5%
Q-
R
3
44
NC/10K 1/16W 5
%
C267
NC/22PF 50V
C249
100NF 16V
R328
22R 1/16W 5%
C279
NC/10pF 50V
R331
22R 1/16W 5%
C284
NC/100NF 16V
C291
NC/100NF 16V
C274
NC/100NF 16V
R322
100R 1/16W 5%
C204
22UF 20% 6.3V
C233
12PF 50V
C232
10UF 6.3V 20%
C215
100NF 16V
C212
22uF 10V
C216
100NF 16V
C203
100NF 16V
R
3
19
1MOHM 1/16W +/-5
%
FB208
120R 3A
1
2
FB210
120R 3A
1
2
R
3
15
1K2 OHM
C276
NC/100NF 16V
C294
NC/100NF 16V
C266
NC/100NF 16V
U203
NT78820TL
GPA0
1
TSERR
2
TSSYN
3
TSVLD
4
TSCLK
5
VSS
6
CVDD12
7
GPB0
8
GPB1
9
GPB2
10
DVDD33
11
TSD0
12
TMODE
3
2
V
SS
3
1
CVDD12
3
0
D_
S
DA
29
D_
S
CL
2
8
DV
D
D
33
27
GPB5
26
T
S
D7
25
TSD1
13
CVDD12
14
VSS
15
TSD2
16
T
S
D
3
17
GPB
3
1
8
GPB4
19
CVDD12
20
V
SS
21
T
S
D4
22
T
S
D5
2
3
T
S
D6
24
GPA1/DSU_Tx
33
GPA2/DSU_Rx
34
VSS
35
CVDD12
36
RESETN
37
GPA3/UART_Tx
38
GPB6
39
GPB7/CLK_OUT
40
MVDD12
41
GPA5/IRQ
42
PVSS
43
PVDD12
44
AVDD33
45
XTALO
46
XTALI
47
XVSS
48
AIP
49
AIN
50
AQ
P
51
AQ
N
52
S
ARIN
5
3
A
VDD
33
54
V
SS
55
VCDD12
56
T_
S
DA
57
T_
S
CL
5
8
D
VDD
33
59
V
SS
60
CVDD12
61
UA
R
T
_
R
x
62
A
GC_RF
6
3
A
GC_IF
64
R316
10K 1/16W 5%
C288
NC/1nF 50V
R330
NC/4K7 1/16W 5%
C281
NC/12PF 50V
R318
4K7 1/16W 5%
C287
NC/1nF 50V
C234
100NF 16V
+
3
.3
V_T2
C218
100NF 16V
C286
NC/10UF 6.3V 20%
13/18V_SW
C210
1nF 50V
C280
NC/12PF 50V
C268
NC/100NF 16V
C252
100NF 16V
TU201
ST03CS-2-E
ANT
1
3.3V
2
GND
5
SCL
3
SDA
4
GPIO1
6
IF_N
7
IF_P
8
IF_AGC
9
TH1
10
TH2
11
TH3
12
TH4
13
R346
NC/4K7 1/16W 5%
R359
NC/180ohm 1/16W +/-5%
C292
NC/100NF 16V
C271
NC/100NF 16V
C277
NC/1UF 10% 16V
R356
NC/0R05 1/16W
C263
NC/22PF 50V
IF_AGC
T2_IF_AGC_TUNER
R327
20K 1/16W 5%
C246
100NF 16V
C293
NC/100NF 16V
R
33
6
2K7 1/16W 5
%
R338
33R 1/16W 5%
TUNER_LNB
R203
22R 1/16W 5%
S2_DEMOD_RSTn
C208
22UF 20% 6.3V
R
3
66
NC/4K7 1/16W 5
%
C201
10UF 16V
FB204
NC/120R
1
2
C251
47pF 50V
GPIO_TUN
RP204 NC/22R
1
2
3
4
8
7
6
5
R226
NC/39K 1/16W 5%
FB207
NC/120R
1
2
C230
12PF 50V
R358
NC/22R 1/16W 5%
+
3
.3
V_T2
Q+
+3.3VA_T2
R314
1K2 OHM
C283
NC/100NF 16V
C247
NC/10PF 50V
IFAGC_SW
IFAGC_SW
C243
100NF 16V
R337
NC/0R05 1/16W
TP38
C241
33PF 50V
FB201
220R
1
2
C214
100NF 16V
FB205
NC/120R
1
2
R201
1K2 OHM
C229
22uF 10V
R323
NC/0R05 1/16W
R
3
42
NC/4K7 1/16W 5
%
GPIO_TUN
C205
47pF 50V
X201
27MHz
1
2
4
3
R
3
65
NC/4K7 1/16W 5
%
R332
4K7 1/16W 5%
U201
G1117-33T63Uf
VI
3
VO
2
GND
1
4
4
IP
R
3
64
NC/4K7 1/16W 5
%
C206
47pF 50V
C272
NC/100NF 16V
C239
100NF 16V
R334
NC/4K7 1/16W 5%
C282
NC/1nF 50V
C207
1nF 50V
RP202
22R
1
2
3
4
8
7
6
5
FB203
120R
1
2
C264
NC/100NF 16V
U204
NC/AVL6211LA
ADC_AVDD
1
ADC_AVSS
2
ADC_IP
3
ADC_IN
4
ADC_AVSS
5
ADC_AVDD
6
ADC_QP
7
ADC_QN
8
PLL_AVDD
9
PLL_AVSS
10
VDDC
11
GND
12
VDDC
13
PLL_REFCLK_XI
14
PLL_REFCLK_XO
15
RFAGC
16
VDDIO
17
GPIO_CLK
1
8
LOCK
19
TDI
20
TDO
21
TCLK
22
GND
2
3
TM
S
24
TR
S
T_N
25
VDDC
26
MPEG_D
A
T
A_7
27
MPEG_D
A
T
A_6
2
8
MPEG_D
A
T
A_5
29
VDDIO
3
0
GND
3
1
MPEG_D
A
T
A_4
3
2
MPEG_DATA_3
33
MPEG_DATA_2
34
VDDC
35
VDDIO
36
GND
37
MPEG_DATA_1
38
MPEG_DATA_0
39
MPEG_CLK
40
VDDC
41
GND
42
VDDIO
43
MPEG_VALID
44
MPEG_SYNC
45
MPEG_ERR
46
GND
47
VDDC
48
S
LEEP
49
S
CL1
50
S
DA
1
51
GND
52
S
CL2
5
3
S
DA
2
54
DI
S
EQC_IN
55
VDDIO
56
VDDC
57
DI
S
EQC_OUT
5
8
LNB_CNTRL_0
59
LNB_CNTRL_1
60
C
S
_0
61
R
S
T_B
62
GND
6
3
GND
64
FB209
120R 3A
1
2
+1.2V_T2
R333
4K7 1/16W 5%
C245
100NF 16V
C202
100NF 16V
LNB_EN
S2_DEMOD_RSTn
C262
NC/100NF 16V
R361
NC/4K7 1/16W 5%
R
3
62
NC/4K7 1/16W 5
%
R
3
49
NC/4K7 1/16W 5
%
C250
47pF 50V
C242
33PF 50V
C236
100NF 16V
FB206
NC/120R
1
2
R317
100R 1/16W 5%
R325
NC/4K7 1/16W 5%
R350
NC/4K7 1/16W 5%
R
3
6
3
NC/4K7 1/16W 5
%
R329
22R 1/16W 5%
C237
NC/100NF 16V
R
3
41
NC/4K7 1/16W 5
%
RP203
NC/22R
1
2
3
4
8
7
6
5
C289
NC/100NF 16V
R211
NC/4K7 1/16W 5%
C275
NC/100NF 16V
FB202
120R
1
2
IF_AGC_T
R343
33R 1/16W 5%
C24
8
100NF 16V
TCLTuner with DVB-C/T/T2
TUN_SDA
C265
NC/100NF 16V
TUN_SCL
TP37
C285
NC/10NF 50V
C231
100NF 16V
TUNER_SCL
TUNER_SDA
C290
NC/100NF 16V
TUNER
C269
NC/100NF 16V
R357
NC/22R 1/16W 5%
R202
1K2 OHM
C259
270PF 50V