SAMSUNG Proprietary-Contents may change without notice
This Document can not be used without Samsung's authorization
5. SGH-E330 Block Diagrams
5-1
1. RF Solution Block Diagram
SGH-E330 RF Block Diagram
100
kHz+fmod
REFIN
VTCXO
pi -PAD
pi -PAD
I+
fmod
I-
Q+
Q-
~
~
pi -PAD
FUJITSU EGSM RX SAW Filter
FAR F5EB-942M50-B28CH
IL=3.2dB max
Ripple=2.2 dB max
Vcc_RF_VCO
Discrete
3
rd
Order
Loop Filter
MURATA TX VCO
X
3.9
X
1.6 mm)
GSM =
824 ~ 915 MHz
(Vt=0.5V ~ 3.0 V )
DCS =
1710 ~ 1910 MHz
(Vt=0.5V ~ 3.0 V )
Harmonics <= -10dBc
RFMD PAM
RF5146
GSM: Pout = 35.0 dBm E
ff
= 58%
DCS: Pout = 33.0 dBm E
ff
= 52%
Discrete
3
rd
Order
Loop Filter
RXON
Vcc_Tx_BURST
GSM IN
HITACHI METAL ANT SWITCH
SHS-C090T (SIZE)
Imax = 10 mA
Freq (MHz ) Loss
880 - 915 1.2 dB
925 - 960 0.9 dB
1710 -1785 1.2 dB
1805 -1880 1.2 dB
Atten 2xfo : 40dB,27dB(GSM,DCS)
3xfo : 35dB,21dB(GSM,DCS)
EN
CLK
DATA
DCS S/W
OFFSET Mixer input power
-16dBm max, -22dBm min
f
compRF
=26MHz
Philips Transceiver
UAA3536
Pins IA,IB,QA and QB
V
IQ
: 1.25V
typ
. , 1.15V
min
, 1.35V
max
V
mod
: 0.5V
pp
FE_SW1
Vc_EGSM
FE_SW2
Vc_DCS
QUAD
FUJITSU DCS RX SAW Filter
FAR-F6EB-1G9600B2BW
IL= 3.0dB max
Ripple= 2.0dB max
DIV
PFD
CP
VREG
~
Vcc_RF_LO
FracN
DIV
1:1/2
VREG
26MHz
Vcc_REF(2.4V typ.)
Vcc_SYN
FE_SW1
FE_SW2
3W
BUS
CTL
REG
PWR
EN
GSM/DCS/PCS
DIV
QUAD
PFD
CP
f
TXIF
60/114MHz
+ I OUT
- I OUT
- Q OUT
+ Q OUT
FESWON
SYNON
TXON
GSM S/W
VRAMP
TX ENABLE
BAND SELECT
DCS IN
VBAT
Pout= 6.5 3dBm typ.,Ic <= 30mA
REF_13M
MQW510C869M
(5.0
