LG KS20 - 6 Block Diagram; GSM & UMTS RF Block

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6. BLOCK DIAGRAM
6.1 GSM & UMTS RF Block
6. BLOCK DIAGRAM
LGE Internal Use Only Copyright © 2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
RF Mobile
SW
MCP Memory
NAND Flash: 256MB
DDR SDRAM : 64MB
MCP Memory
NAND Flash: 256MB
DDR SDRAM : 64MB
DDR SDRAM
PM7540
PM7540
MODE Select
Interface
Vocoder
MP3 / MIDI
GPIO
ARM1136J
GSM/GPRS/EDGE
SBI
Integrated
CODEC
ARM926EJS
MMC
gpsOne
RF Interface
UMTS/HSDPA
TX DACs
RX ADCs
USB OTG
UART 2 / USIM
UART 1
JTAG Interface
PLL
MSM7200
USB
Data
48.00 MHz(for USB)
32.768 kHz (Sleep X-tal)
4
2
2
3
6 JTAG for Test
MIC
HPH
2
2
TX,RX
UART 3
IMT
IMT SAW
GSM LB
IMT
VC-TCXO
19.2MHz
LB
HB
AGC
2
RCV +/-
LPF
LPF
IMT SAW
Camera
Graphics
Video
HK ADCs
LO Generation
& Distribution
LO Generation
& Distribution
PA
PLL
PLL
SBI
SBI
LPF
LPF
LPF
LPF
LO Generation
& Distribution
LO Generation
& Distribution
LPF
LPF
PLL
PLL
RTR6275
GSM HB
IMT
WCDMA
Duplexer
Memory I/F
EBI1
EBI2
NAND
USB
Data
Switchplexer
Switchplexer
PA
GSM
GSM SAW
2
2
4
4
19.2MH
z
DM Port
USIM
I/O Port
BT
[Fig 2.1] KS20 RF Functional Block Diagram