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1
2
A
FILTER COMPONENTS WILL DEPEND ON TUNER TYPE USED
R194
AOT
C8
T_DIG_IF2
51R
30049052
AOT
AOT
100n
C7
T_DIG_IF1
30049052
51R
100n
B
AOT
R172
R347
RF_AGC_DVB
10k
22k
R338
R73
3V3_DVDD
1V2_CVDD
SDA_TUN_DVB
47R
R179
SCL_TUN_DVB
47R
3V3_DVDD
R180
C
1V2_CVDD
IF_AGC_DVB
D
RF_AGC_DVB
E
CXD2820R DEMOD 1.2 VOLT SUPPLY
5V_VCC
10k
10k
R1233
R1234
C1046
6
1
EN
FB
1u
50V
U305
TP381
5
2
VIN
GND
L117
MP2012
4
3
5V_VCC
15u
PVIN
SW
C1076
10u
C1055
NC
F
10V
100n
50V
R1239
33R
NC
1
2
3
C29
41MHz
100n
3
2
10V
4
1
X1
AOT
R475
C11
C15
100n
100n
10V
10V
AOT
AOT
49
AINM
50
AINP
51
AVSS1
52
2V5_AVDD
AVDD1
R72
53
RFAIN
3V3_RVDD
54
RVDD
55
VSS8
56
U301
CVDD6
57
CXD2820R
TUNERDAT
58
TUNERCLK
59
DVDD
60
VSS9
61
CVDD
62
PLLBPN
63
RFAGC_GPIO1
64
IFAGC
C21
100n
10V
C390
10p
50V
R1236
R1238
2M2
510k
R1241
680k
TP380
1V2
C1077
C1078
10u
10u
10V
10V
SPCAP Option
3
4
5
S15
nFE_RESET
S14
nRESET
R84
3V3_DVDD
10k
R83
3V3_DVDD
10k
R82
10k
R195
NC
OPTCTRL
C17
C26
47R
R76
10k
100n
100n
R75
10V
10V
3V3_DVDD
10k
32
TESTMODE
31
VSS6
30
CVDD4
29
SDA
28
SCL
27
DVDD2
26
VSS5
25
TSDATA7
24
TSDATA6
23
TSDATA5
22
TSDATA4
21
VSS4
20
CVDD3
19
MVDD2
18
MVSS2
17
TSDATA3
C16
C35
C23
100n
100n
100n
10V
10V
10V
IC_LDO_LM1117_2.5V/800mA_SOT-223
5V_VCC
F15
C340
1V2
1V2_CVDD
10u
330R
10V
F13
1V2
1V2_MVDD
330R
F12
1V2
1V2_PVDD
330R
4
5
6
3V3_VCC
C139
100n
16V
3V3_DVDD
1V2_CVDD
I2C_DATA_DEMOD
47R
R192
I2C_CLK_DEMOD
47R
R193
3V3_DVDD
FC1_DATA7
47R
R168
FC1_DATA6
47R
R150
FC1_DATA5
47R
R124
FC1_DATA4
47R
R116
1V2_CVDD
1V2_MVDD
FC1_DATA3
47R
R118
U9
LM1117
3
2
2V5_XVDD
IN
OUT
C323
GND
VOUT
10u
1
4
6V3
D7
3V3_VCC
2V5_XVDD
BA159
OPTION
6
7
8
F22
3V3DMD
600R
C219
C218
C321
C161
C292
100n
100n
10u
100u
100n
16V
16V
6V3
16V
16V
F23
3V3DMD
3V3_DVDD
1k
F26
3V3DMD
3V3_RVDD
1k
F25
2V5_XVDD
2V5_AVDD
1k
17mb38-1
PROJECT NAME :
CXD2028 DEMOD
SCH NAME :
SHEET:
DRAWN BY :
29-01-2010_15:09
7
8
A
B
C
D
E
F
A3
17
19
OF:
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