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3.3V_Tun
C701
C701
C704
C704
1
J701
J701
120pF 100V/5%
120pF 100V/5%
120pF 100V/5%
120pF 100V/5%
RFIN
R701
R701
6
0R
0R
RFIN
RFIN
D701
D701
C706
C706
NC/BAV99W
NC/BAV99W
150pF 50V 5%
150pF 50V 5%
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
C721
C721
C722
C722
C723
C723
C724
C724
C720
C720
47nF 25V 10%
47nF 25V 10%
47nF 25V 10%
47nF 25V 10%
47nF 50V +/-5%
47nF 50V +/-5%
1000PF/50V
1000PF/50V
10pF 50V +/-5%
10pF 50V +/-5%
CN600
CN600
S2_TUNER
S2_TUNER
4
3
2
1
3.3V_Tun
1
30
VCCRF
IRQ
2
29
RFin
V_Sync
3
28
NC
V_IF_AGC
3.3V_Tun
4
27
NC
VCCIF
U701
U701
5
26
GNDDIG0
GNDIF
C707
C707
6
25
6.8nF 50V 10%
6.8nF 50V 10%
TDA18273
TDA18273
AS_XTSel
IFP
7
24
GNDDIG1
IFn
8
23
Test1
GNDDIG3
9
22
Test2
XTOUT2
10
21
GNDDIG2
XTOUT1
R704
R704
430 5%
430 5%
3.3V_Tun
C714
C714
C715
C715
C718
C718
20pF 50V 5%
20pF 50V 5%
20pF 50V 5%
20pF 50V 5%
C716
C716
2.7nF 50V 10%
2.7nF 50V 10%
Y701
Y701
100nF16V 10%
100nF16V 10%
NX3225GA/16MHz
NX3225GA/16MHz
TU_SDA
2
TU_SCL
2
332mA MAX:360MA
3.3V_Tun
DIF IN
silicon tuner
+3.3V_Normal
C258:0R
FB3
FB3
C265:0R
C207
C207
IF-IN+
R216:0R
0R/0.1uF
0R/0.1uF
600Ÿ-3A-1206
600Ÿ-3A-1206
C210
C210
R220:0R
C209
C209
+
+
C212
C212
R217:0R
EC1
EC1
0.1uF
0.1uF
1uF
1uF
R221:0R
220uF/16V
220uF/16V
10uF
10uF
C259:0.1 F
C266:0.1 F
silicon tuner
C213
C213
IF-IN-
C260:NC
0R/0.1uF
0R/0.1uF
L201:NC
R218:NC
R219:NC
R703
R703
1.5K
1.5K
T_IF-AGC
TUNER AGC,Close TUNER
C709
C709
100nF16V 10%
100nF16V 10%
TUAGC
IF-IN-
2
TU_SDA
TU_SCL
IF-IN+ 2
C710
C710
100nF16V 10%
100nF16V 10%
LVDS
IF AGC Switch
C719
C719
T_IF-AGC
220nF 10V +/-10%
220nF 10V +/-10%
3.3V_Tun
Q12
Q12
3906
3906
R178
R178
R179
R179
100K
100K
10K
10K
R3
R182
R182
R1
100K
100K
Q14
Q14
R1
3904
3904
R3,R4
Close Tuner
R167
R167
R168
R168
C208
C208
VIFP
10,6
VIFP
4
0R/33R
0R/33R
0R/51R
0R/51R
0.1uF
0.1uF
R169
R169
NC
NC
C211
C211
L23
L23
NC/100nH
NC/100nH
R170
R170
NC/120pF
NC/120pF
NC
NC
R171
R171
R172
R172
C214
C214
VIFM
10,6
VIFM
4
0R/33R
0R/33R
0R/51R
0R/51R
0.1uF
0.1uF
3.3V_Tun
R173
R173
R174
R174
4.7K
4.7K
4.7K
4.7K
R175
R175
75R
75R
TAGC
TAGC
4
R176
R176
68R
68R
TUNER_SDA
TUNER_SDA 4
R177
R177
68R
68R
TUNER_SCL
TUNER_SCL 4
C215
C215
C216
C216
C217
C217
0.1uF
0.1uF
22pF
22pF
22pF
22pF
TUAGC
T_IF-AGC
IF_AGC_ISDB
IF_AGC_ISDB10
3.3V_Tun
Q13
Q13
3906
3906
R180
R180
R181
R181
R2
100K
100K
1K
1K
R4
R183
R183
10K
10K
IF-AGC-SEL4
Q15
Q15
R2
3904
3904
choose extra Demod
,
IF-AGC
.
choose inter Demod
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