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5. Block Diagrams
5-1
5-1. RF Solution Block Diagram
MSM 6250
RFR6200
Quaderature
down
converter
UMTS
Rx BPF
RFL6200
duplxer
Antenna
Switch
(Panasonic,
G N06001L)
GSM _ANT _SEL0,1,2 from MSM
SBDT, SBST, SBCK from MSM
TCXO
12.9M H z
TRK_LO_A D J
SBDT, SBST, SBCK from MSM
WCDMA
Local VCO
(Alps, UCVA4XD 03A)
UHF_VCO _EN
WCDMA
PAM
(Agilent,
acpm 7881)
PA_ON from MSM
UMTS
Rx BPF
RTR6200
TRK_LO _ADJ
Quaderature up
converter
PLL#2
VCO _BAND _SEL
TX _I/Q , M /P
GSM PAM
(RFMD,
RF5146)
GSM TX VCO
(Murata, MQW 510AB97M )
Quaderature up
converter
LO
generator
Quaderature
down converter
Quaderature
down converter
GSM RX M /P
DCS RX M /P
R X_I/Q , M /P
SBDT, SBST, SBCK
RF_O N_TX_O N
PLL#1
R X_I/Q,
M /P
GSM
Rx BPF
DCS
Rx BPF
G S M _PA_BAND from MSM
GSM _PA _P W R_SV from MSM
GSM _PA _P W R_CTL from MSM
DCS_VCO _E N _N
GSM _VCO _EN _N
U -BSI RF block diagram , edited by TS
RTR6250
PCS
Rx BPF
PCS RX M/P
19.2
skywork
77328
TX
DCS_VCO_EN_N