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5. SGH-N707 Block Diagrams

5-1

1. RF Solution Block Diagram

GSM RX (869~984 MHz)

LN A

PG A

PG A

ADC

ADC

VCT CXO

(OSC401)

GSM TX

(824 ~ 849 MH z)

PCS TX

(1850 ~ 1910 MHz)

Dua l PA M

(U403)

Fr ont

En d

Mod ule

(U402)

RF

Connector

(U401)

Si 42 05

(U404)

RF

PLL

IF

PLL

PD

LPF

Mi x e r

Channel

Fi

lt

er

PG A

PG A

DAC

DAC

10 0

kH z

CS P

22 00 B1

(U101)

Bryc e Park

I

Q

I

Q

SDATA

SCLK

SENB

PDNB

LN A

PCS RX ( 1960 MHz )

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Block Diagrams

This Document can not be used without Samsung's authorization

5-2

2. Base Band Solution Block Diagram

MEMORY

NOR

64Mb Flash

+16Mb PSRAM

Keypad Without
Volume Side key

Melody-16

YMU759

RF I/F

(Si4205)

STN-LCD

128 x 64

B/W(WINTEK)