Samsung SGH-E360 - Block Diagrams; RF Solution Block Diagram

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5. Block Diagrams
5-1
5-1. RF Solution Block Diagram
MATCHING
NETWORK
MATCHING
NETWORK
GND
VCC
VCC
VCC VCC VCC
VCCGNDGND VDD
SAW H B
SAW LB
SAW LB/HB
VREG
PFD
CP
QUAD
DIV
DIV
QUAD
VREG
LBI A
LBIB
SWBIA
SWBIB
HBIA
HBIB
EXTRES
LBO
HBO
REFIN
CLKFDBX
CLKOUT
FESW1
CTRL
QA
QB
IB
IA
DATA
CLK
EN
BALUN
BALUN
VCCSYN
VCCCP
TXVCC
VCCRFLO
REFVCC
VDDL
POWER EN
3WB
DIV
1/2
PGMDIV
FRONT
END
SWITCHES
GNDREF
FESW2
FESW3
SWON
FRAC N
DIV
RFTUN E
VCCRF
VCCIF VCCRFLO VCCCP VCCSYN
~
VDDL
0
0
UAA3587G
P
A
5
0/900
P
A
PCS1900
N.C.
N.C.
IA I/O
IB I/O
QA I/O
QB I/O
UAA3587E