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5-4
Schematic Diagrams
5-4 Receiver
RXL03
RXEN_FEDCS
RXDCSIN
DEMODEN
RXGSMIN
RXL02
VAGC
RXL01DCS
QRXP
IRXP
+3VLNAGSM
+3VLNADCS
+3VDC
+3VDEMOD
RXL01GSM
VMID
RXEN_FEGSM
SOT
C382
C381
SOT
0
R327
2.7K
R309
22pF
C376
1nF
C375
1uF
C364
47K
R353
+3VLNAGSM
47K
R352
R359 SOT
FILTER
C303 100pF
12
IN
1
IN-R
2
OUT
7
OUT-R
8
R305
51
C313
F300 B4818
10
COIL
GND1
3
GND2
4
GND3
6
GND4
9
GND5
+3VDEMOD
1.8pF
22nH
R317 180
C333
+3VDC
F303
TDF18321
FILTER
L328
GND1
13
GND10
14
GND11
4
GND2
5
GND3
6
GND4
GND5
7
9
GND6
10
GND7
11
GND8
12
GND9
10nF
DEMODULATOR
U301
COM1
GND
2
3
FLTR
GAIN-RS
12
7
GREF
10
IFHI
11
IFLO
IFOP
14
IOUT
18
LOIP
4
8
MXOP
3
PRUP
17
QOUT
RFHI
6
5
1I
N
OUT
8
VPS2
16
C373
1nF
2
13
COM2
15
DMIP
1
FDIN
19
R362 160
RFLO
VMID
9
VPS1
20
15nH
L308
C325 39pF
100nF
C372
R363
10K
C374
22pF
F304
GND
1
GND1
3
GND2
4
GND3
10pF
C348
33nH
FILTER
B4693
C314
5
GND4
7
GND5
8
IN
2
6
OUT
L321
7pF
56nH
330
R356
L320
3.3K
1.8pF
C353
R354
C357
C356 1nF
C360
470pF
+3VLNADCS
C363
10nF
C317 9pF
100nF
100pF
C362
180
R316
FAR-F5CH-942M50-L2KM
0
R361
IN
2
5
OUT
5.6nH
L312
FILTER
F302
GND1
1
GND2
3
GND3
4
GND4
6
L322
SOT
C369
33nH
C307
L323 18nH
10pF
SOT
L311
330
R365
C358
L327
R311
100nF
L306
10nH
180
+3VDEMOD
3.9nH
33pF
C306
C321 4pF
L302
MO
100nH
GND3
MIXER
U305
2
AI
15
AO
1
AREF
16
GC
GND1
3
GND2
41
4
GND3
GND4
10
9
LO
LOX
8
11
MI
MIX
12
5
MOX
6
13
STB
VCC
7
FILTER
F301
1
GND1
3
GND2
4
6
GND4
IN
2
OUT
5
R308
L300 120nH
4.7nH
L307
10
C322 100nF
L309 6.8nH
C367 SOT
GND
5
1
IN
NC
36
OUT
4
1nF
C361
CFECS13.0ME23-TC
F305
FILTER
13MHz
2
L310 3.9nH
1nF
1nF
C371
C342 2.2pF
C354
R326 0
33pF
C302
C339 7pF
C341 1.8pF
C305 22pF
U303
UMC5N
1
2
3
4
6
+3VDC
100pF
C318
R360 SOT
L305 6.8nH
C315
C370 SOT
C310
6pF
R303
12pF
C319
1K_1%
33pF
L329 22nH
C304
1nF
C379
Q300
BFP405
470pF
C378
51
R364
332_1%
R355
22pF
BCR400
CONTR
GND
R351
U307
1nF
C351
REXT
Vs
4.7K
L318 2.2nH
1K_1%
R313
4.3K
R301
C359 10nF
C330 22pF
4pF
U300
AI
2
AO
15
AREF
1
GC
16
3
GND1
4
GND2
GND3
14
10
C350
8
LOX
MI
11
12
MIX
MO
5
6
MOX
STB
13
7
VCC
C316 15pF
MIXER
L326
GND4
LO
9
L319 3.9nH
5.6nH
4.7nH
R306 180
1
L325
47nH
L324
U302
UMC5N
2
3
4
6
27
NC
R304
100pF
10pF
C300
330
C380
10uF
C368
C352
R357
R300
C365
C349
1nF
100pF
C337
20K
L301
1.2pF
C311
+3VLNAGSM
56nH
L303 56nH
1nF
+3VLNADCS
+3VDC
C346 2pF
+3VDC
4pF
C377
(1608)
(3216)
(2%)
(1608)
(1608)
NOTE
(1608)
COIL CRAFT : L300,L301,L303,L320
(1608)
(1608)