Technical Manual

Table Of Contents
GSM RF LAYOUT
GS/GSM DMUT
GSM
PLL_DATA
GSM_EXT_ANT
90
f
f/2
90
Fix PLL
f/2
f
:64
:65
1.8GHz
890...915MHz
TX ramp
I_TX
Q_TX
90
f
f/2
%1
%3
Q_RX
I_RX
Loop Filter
IF VCO
492MHz
PMB 2240
PMB 2409
935..960 MHz
246 MHz
LNA
DATA
REGISTER
DATA
REGISTER
f
f/R
f
f/N
F
V
PMB 2409
PMB 2307
RF VCO
1136.2..1205.8MHz
Loop Filter
Loop Filter
890..915MHz
LC filter
SAW filter
492MHz
VCTCXO
13MHz
AFC
BFP420
MHW2908
BAT62
TS922
SAW filterSAW filter
HWYN
202
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