SAMSUNG Proprietary-Contents may change without notice
Block Diagrams
This Document can not be used without Samsung's authorization
5-2
SGH-Z150
RF BLOCK-DIAGRAM
UMTS2100 PA
Phs
Det
Quadrature
Upconverter
LPF & DC
Correction
LPF & DC
Correction
Ctl
Ckts
S
B
I
BPF
BPF
BPF
Gain Ctl &
Bias Circuit
Quadrature
Upconveter
LPF
LPF
LO Generation
& Distribution
Quadrature
Downconverter
Quadrature
Downconverter
VCO
PLL
LPF & DC
Correction
LPF & DC
Correction
RTR6250
LO Generation
& Distribution
Quadrature
Downconverter
Quadrature
Downconverter
Ctl
Ckts
S
B
I
Bias
Ckts
LPF
LPF
RFR6250
Antenna
GSM900
BPF
GSM1800
BPF
GSM1900
BPF
UMTS2100
BPF
UMTS2100
BPF
MSM6250
Loop
Filter
Loop
Filter
VCTCXO
Loop
Filter
Dual
Tx VCO
Ant.
Switch
Module
APC
Quad-Band
GSM PA
GSM 1800/1900
GSM 850 / 900
Ckt
ISO
UMTS1900
Duplexer
I_OUT
I_OUT_M
Q_OUT
Q_OUT_M
I_IP_CH0
I_IM_CH0
Tx_IP
Tx_IN
Tx_QP
Tx_QN
Rx_IP
Rx_QP
Rx_IM
Rx_QM
Q_IP_CH0
Q_IM_CH0
SBDT
TX_ON
SBST
SBCK
SBST
RF_ON
SBDT
SBCK
Rx_IP
Rx_QP
Rx_IN
Rx_QN
SBDT
SBST
SBCK
VCONTROL
TREF
DAC_REF
VDD_DAC
TRK_LO_ADJ
VCTL
TX_VCO_FB
PLL