Page 1
internal
antenna
antenna
matching
E71 RF Diag ram
external
antenna
mechanical
antenna
switch
869-894 MHz
frontend
GSM 850
LNA
GSM 900
LNA
1
IQ demodulator
2
1/2
filter
autocal.
DC autocalibration
BATT+
FEM
Hitachi
HWXR591
7.2 x 5.5
mm
FEM incl.
SAW &
PIN-diode
switc h and
matching
Temp_sense
external
Loopfilter
TXON_GSM
TXON_PCN
PA Renesas
PF09036B
7.0 x 7.0mm
1930 - 1990 MHz
AFC_PNM
RF_BAND_SW
TX_ON
LDO
925-960 MHz
1805 - 1880 MHz
Crystal
26MHz
Integrated Varicap
FEM
control
DCS LNA
PCS LNA
VCXO
26 MHz
1
2
IQ demodulator
26MHz
26MHz
to PMU
26MHz
integr. RF VCO
3476 - 4026
MHz
CP
+
Transceiver IC
Bright 6 PLA
5. 0 x 5.0 mm
RF PLL
PFD
D
R
State
machine
1
1
1/
N
½
¼
TXLO
Serial
Interface
26MHz
VCC2_8
VCC_SYN
PA_RAMP
Temp_sense
RFCLK
RFSTR
RFDATA
26_MHz_PM
26_MHz_BT
26_MHz_BB
TVCXO
Baseband
to Bluetooth
PA
control
BATT+
850/900
Integrated
TX-VCO
1/2
PARAMP
PM loopfilt e r
PM loop
autocalibration
internal
APD
PM Detector
TX-IF
68.5 - 100.6 MHz
AFC_PNM
1800/1900
DIRCOUPLER
DIRCOUPLER
-6dB
-8dB
AM Detector
IQ modulator
VIC
internal
AM
postfilter
ATT
5
5
0
0
R
R
VID
TXLO
Down
converter
Gain controller
internal
AM loopfi lter
1
2
PA_RAMP
IQ DC offset
calibration
RF_I
RF_IX
RF_Q
RF_QX
base bandradio part
Loading...