Samsung E740 Block Diagrams 8
7. Block Diagrams
7-1. Base Band Solution Block Diagram
ANTANT
FEM
ESHS-C090SF
LB_RF_OUT
PAM
RF3159
RF_IN_DCS
RF_IN_GSM
+VDD_KEY(form LDO)
HB_RF_OUT
MODE
EGSM_RX
26MHz
KEY Conn.
VOL. KEY
CAM. KEY
DCS_RX
PMB6272
RF_DATA,CLK,EN
KEY_ROW(0:4)
KEY_COL0:4)
PCS_RX
RTX_QP
RTX_QN
RTX_IP
RTX_IN
26MKHz(MCLK)
AFC
LCD_RESET
PNX5230
(ARM 9@130MHz)
HOT KEY
VGH_DETECT
HD(0:15)
MP3_RESET
USB_DETECT
32.768KHz
(RTC)
SD_DET,CTL
SIMIO.CLK
SIM_RST
LCD CAM,VIBNAVI SPK
LD(0:15)
Y(0:7)
CS,WR
HSYNC
VSYNC
CAM_RESET
DSP
(TCC8222)
SD_DT/CK/CMD
T-FLASH
SIM
H_KEY
M_I2C
I2C
EAR1/2
WHEEL
I2S
12MHz
LM4946SQ
HFR_P/N
CODEC_R/L
SWITCH
•
NLAS5223
AMP
•
CODEC
WM1808
SPK_P/N
SWITCH
NLAS5223
EARSPK_RL
EARMIC_P/N
MIC_IN_P/N
SLIDE FPCB
SLIDE FPCB
(SPK)
(SPK)
EXT Conn.
EXT Conn.
+ -
EXT Conn.
VBAT
JACK
(BAT)
+VBUS
V_EXT_CRG
ONKEY_N
B/BB/B
VBAT
3.8V
VF
PMU
PCF50611HN
32.768KHz
THERMISTER
REF_ON, CHARGE_CTRL
32.768KHz(RTC)
IT_PMU
RSTON
I2C
2.98V
2.6V
3.3V
1.8V
3.0V
1.2V
TEMP_PRODUCT
RSTEXTn
HA[1:24]
HD[0:15]
MODE
_RS
Memory
KAP29SN00A
7-1
BT_RST
UART2
PCM I/F
USBDP/M USB_MODEM
BT(BCM2048)
w/ FM
26MHz
ESD filter
PACUSBU3
VBUS(USB_DETECT)
Control
AFR/L(FM)
USB_MP3
USB S/W
FSUSB30L10X
BT_ANT
FM_ANT
USB_D+-
ANTANT
EXT Conn.
USB2.0/1.1
EXT Conn.
(Pin1)
(Pin1)
EXT Conn.
EXT Conn.
USB2.0/1.1
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Block Diagrams
7-2. RF Solution Block Diagram
FEM
ESHS-C090SF
ANTANT
LPF
SAW
LPF
SAW
SAW
LB_RFOUT
PAM
RF3159
GSM900_RX
DCS1800_RX
PCS1900_RX
Transceiver
PMB6272
0/90
I
ADC
Q
ADC
DET
Low_IF
Digital
Filter
Interface
Baseband
VC1
VC2
RX_TX_IP
RX_TX_IN
RX_TX_QP
RX_TX_QN
RF_EN
RF_DATA
RF_CLK
MODEM
PNX5230EL1
HB_RFOUT
Integrated Power Control
RAMP
MODE_SELECT
VBAT
PON_PA
BAND_SELECT
LB_RFIN
HB_RFIN
PA
CTRL
0/90
VCO+Frequency
Synthesizer
Interface
Baseband
TCXO
XOUT
D_REF_CLK
XTAL2XTAL1
7-2
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This Document can not be used without Samsung's authorization
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