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11.2. RF Band
AN1
R1190 JP
J1
6
GND
5
GND
4
GND
3
GND
MM8430-2600
U1107
C1146 12p
R1193 JP
SHS-M085TJ
PCSRX
9
1
ANT
D_TX
2
12
VC2
GND
3
10
P_RX
GND
L1199 3.9nH
R1192 JP
DCSRX
4
8
VC3
VC1
5
7
D_RX
G_RX
C1138 33p
R1191 JP
GSMRX
Mode
VC1 VC2 VC3
G_TX
0
0
D/P_TX
0
1
G/D_RX
0
0
P_RX
1
0
VSYN
VRF
VTX
1
8
Vout1
Vdd
2
7
Vout2
CE1
3
6
Vout3
CE2
4
5
GND
CE3
U1173
NCP4523
B1101 BEAD
12
GSM850/900OUT
GSM850/900IN
L1101 6.8nH
PAM for Quad-Band GSM / GPRS
L1107 3.9nH
17
DCS/PCSOUT
18
GND
19
VSENSE
R1110 JP
TRSW_GT
R1111 JP
TRSW_DT
R1132 JP
TRSW_PR
VVCXO
TO
BASEBAND
1
R1133 JP
0
RFEN
0
NRESET
0
R1134 NM
RF_TXEN
RXEN1
TP9
TP10
VBAT
RXEN1
RF_TXEN
U1261
GSMRX
1
4
IN
G
2
3
G
OUT
SAFEJ942
U1271
DCSRX
1
4
IN
G
2
3
G
OUT
Fujitsu
U1272
PCSRX
1
4
IN
G
2
3
G
OUT
E F C H 1960
VBAT
R1101
7 dB
GSMTX
6
2
1
5
1
2
DCSTX
DCS/PCS IN
R1123
3 dB
U1101
SKY77324
BS
R1124 JP
PA_EN
R1126 JP
RAMP
VTX
VRF
C1253
33p
GSMTX
C1254
18p
DCSTX
R1202
BS
C1204 39p
510/1%
VRF
L1201
R1203
VVCXO
180n
220/1%
1
2
3
4
R1231
NM
5
6
7
R1204 390
8
9
10
R1204 510
11
12
13
14
15
C1265 15p
C1262 15p
R1299 JP
L1271
3n9
C1267 12p
L1272
2n7
– 11-2 –
TO
BASEBAND
TO
ANALOG BASEBAND
TP1
TP2
TP3
B1241 BEAD
R1226 2K
R1225
5.6K
43
RXENA
VDDBB
42
TXENA
LE
41
PCO
CLK
40
VCXO_EN
DATA
C1296
NM
39
PDETVCC
XTALTUNE
38
VCC1
SXENA
RF Transceiver with Power
37
TXCPO
VCCFN_CP
Ramping Controller, Integrated
36
TXINP
UHFCPO
R1224 10
Crystal Oscillator for Multi-Band
35
LNA900IN
GNDFN
GSM, GPRS and EDGE
34
GNDLNA900
XTAL
Applications
33
LNA1800IN
VCCF
32
C1297
PDET
VCCD
31
100n
LNA1900IN
GNDD
30
NC
XTALBUF
29
NC
LPFADJ
C1298
NM
U1201
SKY74963
C1221
22p
L1211
82n
R1241 JP
R1242 JP
C1211 22p
R1243 JP
R1244 JP
TP4
IP
TO
IN
QP
ANALOG BASEBAND
QN
VRF
VSYN
TP5 TP6 TP7
TP8
LE
CLK
TO
DATA
BASEBAND
SXEN
R1294 JP
TO
R1232 10K
AFC
ANALOG
BASEBAND
U1291
VTCXO
C1291 NM
2
1
GND
Vc
3
4
o/p
Vcc
B1223 BEAD
VVCXO
C1225 1n
TO
13MHz_BB
BASEBAND
B1221 BEAD
R1223 10
VTX
R1222 10
VRF
QN
TO
QP
ANALOG
BASEBAND
IN
IP
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