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5. Block Diagrams
5-1
R EFIN
VCTCXO
P M
U
VCC_RX_TX (2.7V)
VCC _SYN (2. 7V)
VDD_IO_lOW (1.8V )
Philips Transceiver
UAA3587G( 3587E)
Antenn
a
G SM 85 0 /90 0 I N
PON _ 3 58 7
__ SYNT H
+I O UT
-I O UT
+Q O UT
- Q O UT
QUA
D
VREG
DIV
Frac N
DIV
CP
PFD
VREG
26 MHz
DIV
QUAD
Fr
on
t e
n
d
sw
itc
he
s
3W
BUS
CTL
PWR
EN
fm od
Pins IA,IB,QA and QB
CM : 1.25V typ. , 1. 15Vmin,
1.35Vmax
0.5Vpp
R F_ BBI _ DAT A
R F_ BBI_ CL K
R F_ EN _S YN T
VCC _R X_ TX
VDD _I O_ LO W
26 M Hz
VCC_S YN
CLK_O UT
F ES W1
P ON _ S W
F ES W2
F ES W3
PANAS ONIC
Antenna Switch
EW PADF013A
Ipeak = 10 m A
Freq (M Hz ) Loss
880 - 915 1.5 dB
925 - 960 1.2 dB
1710 -1910 1.6 dB
1805 -1880 1.3 dB
At ten 2xf o : 30 dB
3xf o : 40dB (GSM , DCS)
1930 -1960 1.4 dB
Ba lun
Balun
DCS /PCS I N
G SM
9 00 O UT
DCS /
PCS OUT
EG SM TX
D CS /PCS TX
E GS M RX
PCS R X
DCS R X
ANT
F ES W1
F ES W2
F ES W3
BGY 284E QUAD-BAND PAM
(GSM/EDGE)
FO R GS M
G SM8 50 : Po ut = 3 6 dBm Eff = 50 %
G SM9 00 : Po ut = 3 6 dBm Eff = 55 %
DCS 18 0 0 : Pout = 3 3.5 dBm Eff = 4 7%
PCS 19 0 0 : P out = 3 3.5 dBm Eff = 4 7%
VBAT T
R AM P
1:1/2
DIV
P A
PA
P ow e r Con trol l e r
FOR E DGE
G SM 85 0 : P out = 2 8.5 dBm Eff = 2 6%
G SM 90 0 : P out = 2 8.5 dBm Eff = 2 6%
DCS 18 0 0 : Pout = 2 7.5 dBm Eff = 2 3%
PCS 19 0 0 : P out = 2 7.5 dBm Eff = 2 3%
GS M T X S AW Filte r
FAR -F5EA -8 97 M50 -D27 C
(2X 1.5)
IL =2.5 dB ty p 3.0 dB max
Rip ple =1.1 dB ty p 1.8 B ma x
E GS M RX
PCS R X
D CS RX
P CS /D CS
TX
E GS M TX
FEM
LMSP54HA-350
5-1. RF Solution Block Diagram