Block Diagrams - Samsung SGH-C240 Service Manual

7. Block Diagrams

Antenna
EGSM Rx
DUAL ASM
SAW FILTER
(GSM, DCS)
(GSM, DCS)
DCS Rx
EGSM Tx
DCS Tx
LNA
LNA
DUAL
LNA
LNA
PAM
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I
ADC
PGA
PGA
Q
ADC
0 / 90
Low-IF
ф
DET
VCO + FREQUENCY
SYNTHESIZER
7-1
Si4210
PGA
PGA
Digital
DCXO
Crystal
I
Q
XOUT
AFC