Haier LE22M600CF Guide D'utilisation page 45

3.3V_Tun
C141 C141
1 C146 C146
J5 J5
120pF 100V/5% 120pF 100V/5% 120pF 100V/5% 120pF 100V/5%
RFIN R146 R146
6
0R-0402 0R-0402
RFIN RFIN
D3 D3
C147 C147
NC/BAV99W NC/BAV99W
150pF 50V 5% 150pF 50V 5%
GND
10
General Vcc decoupling
3.3V_Tun
3.3V_Tun
Each of these Vcc pins of TDA18273 is decoupled by a
single capacitor (pin 1, 16, 27, 35)
3.3V_Tun 3.3V_Tun 3.3V_Tun
3.3V_Tun
C163 C163 C164 C164 C165 C165
C162 C162
C161 C161
47nF 47nF 12pF 12pF
47nF 47nF 47nF 47nF
1000PF/50V 1000PF/50V
3.3V_Tun
3.3V_Tun
C138 C138
0.1uF(X7R) 0.1uF(X7R)
1 30
VCCRF IRQ
2 29
RFin V_Sync
3 28
NC V_IF_AGC
3.3V_Tun
4 27 C148 C148
NC VCCIF
U10 U10 6.8nF 50V 10% 6.8nF 50V 10%
5 26
GNDDIG0 GNDIF
6 TDA18273 TDA18273 25 IF-IN-
AS_XTSel IFP
7 24 IF-IN+
GNDDIG1 IFn
8 23
Test1 GNDDIG3
9 22
Test2 XTOUT2
21
GNDDIG2 XTOUT1
R152 R152
430 1% 430 1%
3.3V_Tun
C153 C153 C154 C154 C157 C157 C158 C158
18pF 50V 5% 18pF 50V 5% 18pF 50V 5% 18pF 50V 5% 220nF 10V +/-10% 220nF 10V +/-10%
C155 C155 2.7nF 50V 10% 2.7nF 50V 10%
Y2 Y2 100nF16V 10% 100nF16V 10%
NX3225GA/16MHz NX3225GA/16MHz
TU_SDA
TU_SCL
332mA MAX:360MA
silicon tuner
EC12 EC12
220uF/16V 220uF/16V
V_3.3V
FB10 FB10
56Ÿ-4A-1206 56Ÿ-4A-1206
C139 C139 + +
1uF_0402 1uF_0402 C144 C144
10uF(X5R) 10uF(X5R)
V_3.3V_AUX
C253 C253
R167 R167
IF AGC
1uF_0402 1uF_0402
R147 R147
1.5K 1.5K IF_AGC0 R154 R154 1K 1K GND
DMIFGAIN 5
C160 C160
0.1uF(X7R) 0.1uF(X7R)
GND
TU_SDA
TU_SCL
LVDS
3.3V_Tun
R142 1K R142 1K
D2 D2
1N4148 1N4148 R143 1K R143 1K
2 1 1V2 C262 1uF_0402 C262 1uF_0402
R140 R140 1.2K 1.2K C133 0.1uF(X7R) C133 0.1uF(X7R)
C134 C134 R141 R141
C132 C132
1uF_0402 1uF_0402
1uF_0402 1uF_0402 1K 1K
GND GND
C137 C137
IF-IN+ DIF_P_F0 R144 R144
DIF_P 5
0.1uF(X7R) 0.1uF(X7R) 0R-0402 0R-0402 C143 C143
NC/47pF_0402 NC/47pF_0402
C140 C140
GND
IF-IN- DIF_N_F0 R145 R145
DIF_N 5
0.1uF(X7R) 0.1uF(X7R) 0R-0402 0R-0402 C145 C145
NC/47pF_0402 NC/47pF_0402
GND
3.3V_Tun
R148 R148 R149 R149
Tuner I2C
R150 R150 68R 68R SDA
R151 R151 68R 68R SCL
C149 C149 C150 C150
33pF 33pF 33pF 33pF
GND
AI2C_SDA 4
AI2C_SCL 4