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4. Block Diagrams
4-1 Main Baseband
4-1
Block Diagrams
Batter
y
T
ype
Batter
y
V
oltage
Batter
y
T
emper
ature
AFC
RAMP
Charging Circuit
Li-Ion Batter
y
(Slim,Standard)
OM6357
VIBRA
T
O
R
SYSTEM CLOCK
(13MHz)
R
TC_CLOCK
(32.768KHz)
KEY_BO
ARD
RECEIVER
MIC
LCD
RF INTERF
A
C
E
VCC_RX_TX
VCC_RF_VCO
VCC_TX_B
URST
PMU
VCC_SYN
Ser
ial Data
Interf
ace
I/O
Interf
ace
A/D
Interf
ace
BB INTERF
A
C
E
MELOD
Y IC
(40 P
oly)
SPEAKER
SRAM
(32M bit)
FLASH
(128M bit)
VDD1
VDD2
VDD3
VDD_VIB
MIC_BIAS
VCC_CP
VDD_KEY
VDD_AMP
A
VDD
A
VDD_TEMP
SIM CARD