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+
S
CL-T
IF-AGC
AGC
IF+
RF
IF-
S
D
A
-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
L1005
220nH
/S
D
WL1608
CR22
JS
TF
M
01
C1045
0.15uF/10V/X5R
R1011
0R
C1007
0.1uF/16V/Y5V
G
N
D
O
U
T
IN
U1002
AZ1117EH-3.3TRG1
3
2
1
4
Y1003
16.000MHz
1
2
C1023
10u
F
/10
V/X
5R
C1027
6800pF
XS110
RF_JACK/PAL
RF
2
G
ND
1
G
ND
3
G
ND
4
G
ND
5
C1021
10u
F
/10
V/X
5R
R1010
0R
R1005
100R
C1048
0
.1u
F
/16
V/Y
5V
C1032
150pF
C1031
82pF
C1022
0
.1u
F
/16
V/Y
5V
L1007
330nH
/S
D
WL1608
CR33
JS
TF
M
01
C1034
0.1uF/16V/Y5V
D201
BAV99W/NC
C1043
6800pF
C1035
82pF
R1017
100K
C1038
0.1uF/16V/Y5V
C1050
33pF
C1013
NC/100pF
C1033
0.1uF/16V/Y5V
C1044
6800pF
R1006
100R
C1047
0
.1u
F
/16
V/Y
5V
C1046
0
.1u
F
/16
V/Y
5V
C1051
33pF
C1024
0
.1u
F
/16
V/Y
5V
R1009
100R
R1203
220R
U1004
TDA18275
RF_GND
1
RFIN
2
RF_GND
3
TESTOUT1
4
XTALSEL
5
TESTOUT2
6
S
CL
9
S
DA
10
GND
7
AS
8
TEST
IN1
11
XTA
L_P
12
XTA
L_N
13
TEST
IN2
14
VT
15
CP
16
A
G
C
_A
25
A
G
C
_D
26
TEST
IN3
27
V
CC
28
G
ND
29
G
P
IO2
30
V
CC
31
G
P
IO1
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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