5
5
4
4
3
3
2
2
1
DD
CC
BB
AA
HDMI0-RX2P
HDMI0-RX0N
HDMI0-SDA
HDMI_HP0
HDMI0-CLKN
HDMI0-RX1N
HDMI0-RX2N
HDMI0-CLKP
HDMI0-RX1P
HDMI1-RX2P
HDMI1-RX0N
HDMI1-SCL
HDMI1-SDA
HDMI_HP1
HDMI1-CLKN
HDMI1-RX1N
HDMI1-RX0P
HDMI1-RX2N
HDMI1-CLKP
HDMI1-RX1P
HDMI0-SCL
PANEL_ON/OFF
VCC-PL
IFN
IFP
VIFMBPF_OUT-
VIFPBPF_OUT+
V_IF_AGC TAGC
SDA_T
AS
ANT
IFN
IFP
V_IF_AGC
SDA_T
SCL_T
SCL_T
IFP
IFN
SDA_T ANT
3.3V_Tun AS
HDMI0-RX0P
SCL_T
HDMIB_+5V
HDMIB_+5V
HDMIB_+5V
HDMIB_+5V
HDMIA_+5V
HDMIA_+5V
HDMIA_+5V
HDMIA_+5V
+3.3V_NORMAL
VCC-PL
+5V_Normal
VCC-Panel
+12V_NORMAL
3.3V_Tun
3.3V_Tun
3.3V_Tun
3.3V_Tun
+3.3V_NORMAL
3.3V_Tun
3.3V_Tun
3.3V_Tun3.3V_Tun
3.3V_Tun3.3V_Tun
3.3V_Tun
PANEL_ON/OFF
TAGC
SDA
SCL
VIFP
VIFM
HDMI0-RX2P
HDMI0-RX2N
HDMI0-RX1P
HDMI0-RX1N
HDMI0-RX0P
HDMI0-RX0N
HDMI0-CLKN
HDMI0-SCL
HDMI0-SDA
HDMI_HP0
HDMI1-RX2P
HDMI1-RX2N
HDMI1-RX1P
HDMI1-RX1N
HDMI1-RX0P
HDMI1-RX0N
HDMI1-CLKP
HDMI1-CLKN
HDMI1-SCL
HDMI1-SDA
ARC
HDMI-CEC
HDMI-CEC
HDMI_HP1
HDMI0-CLKP
HDMI/SMD/CON/A
HDMI/SMD/CON/A
HDMI2
HDMI1
SOT23
PCB
上要标示出电压选择方式
PANEL POWER
TO MASTER CHI P
Q
值：
15(MIN)
高频头差分电路
C359=180P,FOR 38.9MHZ OR 38MHZ(PAL)
C359=100P,FOR 45.75MHZ(NTSC)
BPF_IN
BPF FOR 38.9MHz OR 38MHZ
TUNER AGC,Close TUNER
TUNER
General Vcc decoupling
Each of these Vcc pins of TDA18273 is decoupled by a
single capacitor (pin 1, 16, 27, 35)
Filtering for connector pins
R3468RR3468R
R15410KR15410K
R148
100K
R148
100K
C46
22nf/NC
C46
22nf/NC
R158
47k
R158
47k
R15210KR15210K
C148
100nF16V ?0%
C148
100nF16V ?0%
C137
0.1U
C137
0.1U
C143
150pF 50V ?%
C143
150pF 50V ?%
R420RR420R
GND
1
GND1
G
GND1
G
L19
220n H 120mA 5 %
L19
220n H 120mA 5 %
L26
2.2 n H 1 0 0 0 mA +/ - 0 . 2 nH
L26
2.2 n H 1 0 0 0 mA +/ - 0 . 2 nH
DATA2+
1
DATA2 SHIELD
2
DATA2-
3
DATA1+
4
DATA1 SHIELD
5
DAT1A-
6
DATA0+
7
DATA0 SHIELD
8
DATA0-
9
CLK+
10
CLK SHIELD
11
CLK-
12
CEC
13
NC
14
SCL
15
SDA
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG
19
20
20
21
21
23
23
22
22
24
24
25
25
26
26
CON6
HDMI1
CON6
HDMI1
L25
2.4nH_2 2 0 mA_+/ -0 .05 n H
L25
2.4nH_2 2 0 mA_+/ -0 .05 n H
R157
47k
R157
47k
C761
1nF 50V +/-5%
C761
1nF 50V +/-5%
C141
120pF 100V/5%
C141
120pF 100V/5%
C4 2 1
10 u F 6.3V/5%
C4 2 1
10 u F 6.3V/5%
R15310KR15310K
L2 0
33 0 nH 140mA 5%
L2 0
33 0 nH 140mA 5%
C160
10nF 50V ?0%
C160
10nF 50V ?0%
C157
220nF 10V +/-10%
C157
220nF 10V +/-10%
C147
100nF16V ?0%
C147
100nF16V ?0%
C1 6 4
47 n F 25V ? 0%
C1 6 4
47 n F 25V ? 0%
GNDSYNT
18
VTUN
19
CP
20
XTOUT1
21
XTOUT2
22
CAPREGVCO
17
IFP
25
GNDIF
26
V_IF_AGC
28
VCCIF
27
IRQ
30
V_Sync
29
GNDDIG3
23
IFn
24
VHFSupply
31
VHFL
32
VCCRF
1
RFin
2
NC
3
NC
4
GNDDIG0
5
AS_XTSel
6
GNDDIG1
7
Test1
8
Test2
9
GNDDIG2
10
SCL
11
Test1
13
Xtal
14
SDA
12
Xtalnot
15
VCCSYN
16
CapRFAGC
40
RFAGC_Sense
39
UHFH
38
UHFSupply
37
UHFL
36
VCCRF Filter
35
VHFH
34
VHFSens
33
U14
TDA18273
U14
TDA18273
R137
0 5%
R137
0 5%
Q19
MMBT3904
Q19
MMBT3904
AGND
2
AGND
3
AGND
4
ANT
1
ANT
ANT
ANT
ANT
R161
1k
R161
1k
R25
200R
R25
200R
R57
430 5%
R57
430 5%
+
CA4
100uF/16V
+
CA4
100uF/16V
C75
47nF 25V +/-10%
C75
47nF 25V +/-10%
R156
10K
R156
10K
R155
4.7K
R155
4.7K
R1 6 8
2. 2k 5%
R1 6 8
2. 2k 5%
GND
1
GND4
G
GND4
G
R162
10K/NC
R162
10K/NC
1
TP7
NC
TP7
NC
C52
0.1uF
C52
0.1uF
R149
1K
R149
1K
L9BEAD/ncL9BEAD/nc
D8
BAV99W
D8
BAV99W
DATA2+
1
DATA2 SHIELD
2
DATA2-
3
DATA1+
4
DATA1 SHIELD
5
DAT1A-
6
DATA0+
7
DATA0 SHIELD
8
DATA0-
9
CLK+
10
CLK SHIELD
11
CLK-
12
CEC
13
NC
14
SCL
15
SDA
16
DDC/CEC GND
17
+5V POWER
18
HOT PLUG
19
20
20
21
21
23
23
22
22
CON7
HDMI2
CON7
HDMI2
R160
1k
R160
1k
C74
1nF 50V +/-5%/nc
C74
1nF 50V +/-5%/nc
C145
33pF 50V ?%
C145
33pF 50V ?%
R159
4.7K
R159
4.7K
R49
1k 5%
R49
1k 5%
C168
47nF 25V ?0%
C168
47nF 25V ?0%
C162
10pF 50V +/-5%
C162
10pF 50V +/-5%
GND
1
GND3
G
GND3
G
C166
47nF 25V ?0%
C166
47nF 25V ?0%
C136
1uf
C136
1uf
C72
47nF 25V +/-10%
C72
47nF 25V +/-10%
R15110KR15110K
GND
1
GND2
G
GND2
G
R150
1K
R150
1K
C4 1 1
10uF 6 . 3V/ 5 %
C4 1 1
10uF 6 . 3V/ 5 %
C154
100nF16V ?0%
C154
100nF16V ?0%
1 2
Y3
16M
Y3
16M
R3768RR3768R
R1 6 7
2. 2k 5%
R1 6 7
2. 2k 5%
C53
NC/180p
C53
NC/180p
C1 4 2
82 p F 50V ? %
C1 4 2
82 p F 50V ? %
C70047nFC70047nF
C161
2.7nF 50V ?0%
C161
2.7nF 50V ?0%
C1 5 9
6. 8nF 5 0V +/-10 %
C1 5 9
6. 8nF 5 0V +/-10 %
C139
0.1uF/NC
C139
0.1uF/NC
C80
10pF 50V +/-5%
C80
10pF 50V +/-5%
C56
NC/56pF
C56
NC/56pF
Q18
MMBT3904
Q18
MMBT3904
C165
47nf 50V +/-5%
C165
47nf 50V +/-5%
C1 5 5
220 n F 1 0V ?0%
C1 5 5
220 n F 1 0V ?0%
C140
120pF 100V/5%
C140
120pF 100V/5%
C77
10pF 50V +/-5%
C77
10pF 50V +/-5%
C156
6.8nF 50V ?0%
C156
6.8nF 50V ?0%
R440RR440R
L2 4
8. 2nH_ 110mA_ +/ -0. 1nH
L2 4
8. 2nH_ 110mA_ +/ -0. 1nH
C138
0.1uF/NC
C138
0.1uF/NC
C1 4 4 100n f 16V ?%C1 4 4 100n f 16V ?%
1
32
Q16
WPM3401
Q16
WPM3401
C47
20pF
C47
20pF
C50
NC/56pF
C50
NC/56pF
C146
33pF 50V ?%
C146
33pF 50V ?%
L2 3
10 0 nH_1 5 0mA_ +/- 5%
L2 3
10 0 nH_1 5 0mA_ +/- 5%
C169
100pF 50V +/-5%
C169
100pF 50V +/-5%
C48
20pF
C48
20pF
Q17
MMBT3904
Q17
MMBT3904
C55
0.1uF
C55
0.1uF
L10BEADL10BEAD
L3
NC/100nH_10%
L3
NC/100nH_10%
C167
47nF 25V ?0%
C167
47nF 25V ?0%
C811
10pF 50V +/-5%
C811
10pF 50V +/-5%
_______ _______
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