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5. Block Diagrams
5-1
5-1. RF Solution Block Diagram
SGH-E330N RF Block Diagram
100
kHz+fmod
REFIN
VTCXO
TCO-5871U
pi -PAD
pi -PAD
I+
fmod
I-
Q+
Q-
~
~
pi -PAD
Vcc_RF_VCO
Discrete
3
rd
Order
Loop Filter
MU
RATA TX VCO
GSM = 824 ~ 915 MHz
( Vt=0.5V ~ 3. 0 V )
RF MD PA M
RF 5146 7x7
Discrete
3
rd
Order
Loop Filter
RXON
Vcc_ Tx_B URS T
GS M IN
EN
CLK
DA TA
DCS, PCS S/W
OFFSE T Mixer input power
- 16dBm max, - 22dBm min
f
compRF
=26MH z
Philips
Transceiver
UAA3 536
Pins IA,IB,QA and QB
V
IQ
:
1.25V
typ
. , 1.15V
min
, 1.35V
max
V
mod
: 0.5V
pp
FE_SW1
FE_SW2
QUAD
DIV
PFD
CP
VREG
~
Vcc_RF_LO
FracN
DIV
1:1/2
VREG
26MHz
Vcc_REF(2.4 V typ.)
Vcc_SYN
FE_SW1
FE_SW2
3W
BUS
CTL
REG
PWR
EN
GSM/DCS/PCS
DIV
QUAD
PFD
CP
f
TXIF
60/114MH z
+ I OUT
- I OUT
- Q OUT
+ Q OUT
FESWON
SYNON
TXON
GS M S/W
VRA MP
TX ENABLE
BAND SELEC
T
DCS/PCS IN
VBA T
REF_ 13M
MQW 510C 869M
FUJITS U EGS M RX SAW Filter
FAR F 5EB- 942M50-B 28CH
IL=2.7dB max
Ripple=1.7 dB max
FUJITS U DCS R X SAW Filter
FAR-F6EB-
1G 8425B 2BW
IL= 2.3dB max
Ripple= 2.0dB max
FUJITS U PCS R X SAW Filter
FAR-F6EB-
1G 9600B 2BW
IL= 2.8dB max
Ripple= 1.6dB max
PCS RX ON
DCS: Pout = 33.0 dBm E
ff
= 52%
PCS: Pout = 32.0 dBm E
ff
= 55%
GS M: Pout = 35.0 dBm E
ff
= 58%
DCS,PCS = 1710 ~ 1910 MHz
( Vt=0.5V ~ 3. 0 V )
Harmonics <= -15dBc
Pout= 6.5 3dBm typ. ,Ic <= 33mA
X
4.8
X
1.5 mm)
(5.5
HITACHI ME TAL AN T SWI TCH
SHS-C0 90T (4.5X3.2)
Imax = 10 mA
Freq (MH z )
Loss
880 - 915
1.2 dB
925 - 960 0
.9 dB
1710 -1785
1.2 dB
1805 -1880
1.2 dB
1930 - 1990
1.2 dB