Block Diagrams - Samsung SGH-C260 Service Manual

5. Block Diagrams

Antenna
SKY77518
TX_EN
Diplexer
VMOD_EN
Band_Sel
VAPC
DCS_RX
GSM_RX
RTXQ
GSM_TX
RTXI
DCS_TX
T X
R X
Serial
Interface
AD6548XCPZ
AFC
Xtal Oscillation
NC7SV74L8X
+ tunning
CLK26M
26
MHz
VRF VCCD_2.9
Key
BAT & PM
B/L Charging Block
SIM
I/F
SIM_RST
SIM_CLK
SIM_DATA
Serial
interface
CSP2200B
DSP
I/F
RF Block
Ctrl
ADC
Block
RF RF
Audio
I/Q Serial
I/F
AOUTB
ISL8484IRZ
AOUTAP
MSPK+-
CLK13M
YMU
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VCCD_1.8
Core VCC
VSIM
A[0:8]
D[0:15]
Control
Control
ADC
3 bit
Input
control
MIC
SPK1P
SPK1N
LCD
AOUTBP&N
EARPHONE
AUXOUTP&N
LED+
RT9364
VCCD_2.9
PQW
A(0)
5-1
Serial
Trident
interface
UART
DSP
I/F
Key
System
Core I/F &
Clock
Memory I/F
A(1:22)
D(0)~D(7)
D(0:15)
Control
A(2)
LED-
LRS18CK
control
control
1 2 3
Key_Col[0:4]
Key_Row[0:4]
4 5 6
7 8 9
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