5
5
4
4
3
3
2
2
1
1
D D
C C
B B
A A
TUNER POWER
DIF IN&OUT
AGC RC Filter &I2C
Close Tuner
TDA18275
3.3V_TUNER 300MA
TUNER CASE
SDA-T
SCL-T
T_SCL
T_SDA
IF-IN-
IF-IN+
IF-AGC IF-AGC-T
DIFP
DIFM
IF-IN-
IF-IN+
SCL-T
IF-AGCAGC
IF+RF
IF-
SDA-T
RF
AGND GND
+3.3V_TU
+5V_Normal
+3.3V_TU
+3.3V_TU
+3.3V_TU
+3.3V_TU
+3.3V_TU
T_SDA 3
T_SCL 3
DIFM 3
DIFP 3
IF-AGC-T 3
GND 2,3,4,5,6,7,8,9,10,12,13,14,15,16
L1007
220nH/SDWL1608CR22JSTFM01
C1045
0.15uF/10V/X5R
R1011 0R
C1007
0.1uF/16V/Y5V
GND
OUT
IN
U1002
AZ1117EH-3.3TRG1
3
2
1
4
Y1003
16.000MHz
12
C1023
10uF/10V/X5R
C1027
6800pF
XS110
RF_JACK/PAL
RF
2
GND
1
GND
3
GND
4
GND
5
C1021
10uF/10V/X5R
R1010 0R
R1005 100R
C1048
0.1uF/16V/Y5V
C1032
150pF
C1031
100pF
C1022
0.1uF/16V/Y5V
L1005
330nH /SDWL1608CR33JSTFM01
C1034
1uF/16V/Y5V
D201
BAV99W/NC
C1043 6800pF
C1035
82pF
R1017 10K
C1038
0.1uF/16V/Y5V
C1050
33pF
C1013
NC/100pF
C1033
1uF/16V/Y5V
C1044
6800pF
R1006 100R
C1047
0.1uF/16V/Y5V
C1046
0.1uF/16V/Y5V
C1051
33pF
C1024
0.1uF/16V/Y5V
R1203
100R
R1009 100R
U1004
TDA18275
RF_GND
1
RFIN
2
RF_GND
3
TESTOUT1
4
XTALSEL
5
TESTOUT2
6
SCL
9
SDA
10
GND
7
AS
8
TESTIN1
11
XTAL_P
12
XTAL_N
13
TESTIN2
14
VT
15
CP
16
AGC_A
25
AGC_D
26
TESTIN3
27
VCC
28
GND
29
GPIO2
30
VCC
31
GPIO1
32
E_PAD
33
IF_A_N
24
IF_A_P
23
IF_D_N
22
IF_D_P
21
VOC
20
VCC
19
GND_PLL
18
XOUT
17
R1003
4.7K
R1002
4.7K
C1011
NC/100pF
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