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4. Block Diagrams
4-1 Main Baseband
SGH-N500 Block Diagrams
4-1
Battery
T
ype
Battery
V
oltage
Battery
T
emperature
3VTX
XVCC
RTC_3V3
Serial Data
Interface
I/O
Interface
A/D
Interface
AGC,AFC
PLL
LOAD
SWITCH
Charging
Circuit
Li-Ion Battery
(Standard)
ONE C
VIBRA
T
O
R
SYSTEM CLOCK
(13MHz)
SRAM
FLASH2
EEPROM
RTC_CLOCK
(32.768KHz)
KEYP
AD
SIM CARD
SPEAKER
MIC
LCD
BB INTERF
ACE
RF INTERF
ACE
ALERT_VCC
A
VCC
VDD
3VRF
FLASH1