Block Diagrams; Rf Solution Block Diagram - Samsung SGH-E380 Service Manual

7. Block Diagrams

7-1. RF Solution Block Diagram

ANT
FESW 1
FESW 2
Hitachi FEM
ESHS-M090SC
GSM 900
PCS
DCS
Triquint PAM
TQM7M5004
DCS/PCS Tx
GSM Tx
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Philips Transceiver
UAA3587E
GSM
DCS/PCS Tx
GSM Tx
7-1
Pins IA,IQ,QA and QB
CM : 1.25V typ, 1.5V min
1.35V max, 0.5Vpp
+ I out
100kHz + fmod
- I out
+ Q out
- Q out
26MHz
VCTCXO
REFIN
CLK out
FESW 1
FESW 2
FESW 3
PON_3587_SYNTH
RF_EN_SYNTH
RF_BB_CLK
RF_BB_DTA