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6. SGH-E880 Block Diagrams
6-
1
6-1. Block Diagram
TRIDENT
HP
RTC
Core
Memory I/F
Serial
Control
Power
Keypad
DSP
Memory I/F
System
Clock
P_CTL
1G NAND
256M NOR
128M SRAM
System
I/F
LCD I/F
Camera
I/F
CLK
CL851S64
GEMINI
CSP2600C
DSP
I/F
DAI
Audio
I/F
RF Block
Enable
RF
I/F
Power
I/F
OSC
13MHz
Crystal
32.768kHz
A[1:24]
D[0:15]
Ctrl
A[0:8]
D[0:15]
Ctrl
VRTC
VCCD_1.5
VCCD_1.8
LCD &
Camera
Ctrl
LCD_D[0:15]
Ctrl
Y[0:7]
LM3671
HERA1.8V
YMU765
CLK13M_RF
CLK13M_MC
CLK13M_TR
CLK13M_YMU
Analog Switch
RF_EN
MIC
ROU256512128
KEY
PAD
KB_COL[0:4]
KB_ROW[0:4]
V_RF
RF_Power_EN
PWR_KEEP
I/F CON
24P
SIM CONN
SIM_RST
SIM_RST
SIM_CLK
SIM_Data
SIM_Data
SIM_CLK
V_SIM
DEBUG_SDS
DLC_DET
SPEAKER
AFC
VAPC
SW_EN
3
TX_EN
GSM
DCS
PCS
TX_BAND_SEL
2
GSM
DCS
PCS
V_BATT
VREF
Backlight
LED
B/L
Antenna
SGH-E880
Block Diagram
OSC
24.578 MHz
FEM
PAM
CODEC I/F
AK4640
Audio
CODEC
CLK
DATA
GPIO
MP3(EAR)
Drivers
Power
Mgmt
SIM
Driver
USB
USS810
USB
Ctrl
DATA
USB_D+
USB_D-
R1141
USB_5V
USB_3.3V
I2C
I/F
BTBZ0902
Bluetooth
RTS, CTS
RX, TX
R1141
VBT_2.8V
UART
PCM
Antenna
ADC
V_BATT
MP3(SPK)
EAR_MIC
PHONE
STG3699
V_BATT
V_BATT
V_BATT
VCCD
SKY77328
LNA
IN
RF-BB
I/F
RF-IF
Synthesizer
POWER
AMP
I/F
SER_CTL
SI4205
TRANCEIVER
TXI_I/O
TXQ_I/O