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7. Block Diagrams
7-1
7-1. RF Block Diagram
PNX 4900
(PBGA-256 BALL)
GSM/GPRS
ARM926EJ-S
(ARM 9 + CEVA TEAK DSP CORE)
AERO 4210 RF SUBSYSTEM
PMU
( INTERNAL CHARGER
6 CHANNEL LDO
1 DC-DC REGULATOR
VRTC
SIM INTERFACE )
AUDIO AMP
KBI
IIC
RTC
UART 1
IrDA
40 POLY
UFB- LCD
128 x 128
65K color
MEMORY
Flash/pSRAM MCP
K5N3217ATA -AT 80
32Mb x 16Mb
(BURST MODE)
SPK & EARSPK
Keypad
Tx module
( RF4180)
Battery
(463446
800mA)
OVP
(S
SU
US
S66116600M
MN
NT
TB
BG
G
)
External Interface PIN
(PC Interface)