Block Diagrams - Samsung SGH-D720 Service Manual

6. SGH-D720 Block Diagrams
GSM:925MHz~960MHz
Antenna
DCS:1805MHz~1880MHz
PCS:1930MHz~1990MHz
FEM
LMSP54HA-348
GSM:890MHz~915MHz
DCS:1710MHz~1785MHz
PCS:1850MHz~1910MHz
PAM
SKY77328
L
PGA
N
A PGA
1 / 2
SI4205
DET
TX VCO
RF
PLL
ADC
CHANNEL
FILTER
ADC
100KHz
CLK
IF
PLL
6-1
CSP2200B
(GEMINI)
I
PGA DAC
BASE BAND
Q
PGA
DAC
SERIAL DATA
INTERFACE
I
Q
TOF1300MPI4KRA
( 13MHz)
AFC
TXPOWER
UI
AUDIO
II
TRIDENT
DSP16000
ARM7TDMI
OMAP1610
MultiMedia
Processor