Samsung SGH-X120 Schematics
1
234
5
6
8
107 9
11
12
SMAW250-02
CN100
11
2
2
CON101
R100
MS-156(02)
0
1IN2
OUT
G2
G1
4
3
C101
C100
NC
NC
L105
56nH
VBAT
VPAC
C104
C
TX_BAND_SEL
TXPOWER
D
C105
100UF
10NF
6.3V
TX_EN
R107
100K
C108
C111
33PF
12
10 8
U101
VCC
VCC2
VCC2
BAND
21
DCSIN
TXEN3
GSM850/900IN
4
PCSOUT
VBATT
5
VREG
GSM850/900OUT
6
VRAMP
GND
RF3140
13
C112
1NF
E
R110
F
10K
AFC
2
TCO-9141B(13MHz)
C128
10NF
G
R101
10
DCS_PAM_ IN
R102
R103
820
820
R104
15
GSM_PAM_IN
R105
R106
220
270
L100
7
3.9nH
11
9
C106
0.5PF
VOSC
R109
10
C123
10PF
OSC100
4VT1
C125
1NF
3
OUT VCC
GND
C129
10NF
R114
100
C109
0.5PF270PF
2
3
GND
TC7SU04FU(TE85L)
NC1VCC
A
R108
0
C131
NC
C110
1PF
VOSC
L104
BLM11A102SPT
C124
1NF
U105
5
4
Y
10KR113
$V
C102
47PF
8
U100
SHS-C090DR
ANT
2
5
EGSM_TX
VC2
3
DCS_TX
10
11
EGSM_RX
VC1
1
DCS_RX
G
G
4GG6G7
912GG1314
C126
R112
100PF
560
10NFC130
DCS_TX_E N
GSM_TX_E N
U102
C107
EFCH1842TCAF
3
C113
20PF
C116
C114
NC
18PF
C119
NC
R111
1.5K
CLK13M_TR
C127
100PF
CLK13M_MC
CLK13M_YMU
CLK13M_RF
3PF
OUT
1
IN
4
L102
OUT
C115
G2G
3.9nH
3PF
5
U104
C117
EFCH942MTCA7
1PF
3
OUT
1
IN
4
L103
OUT
G
G
C118
18NH
1PF
5
2
GSM_PAM_IN
DCS_PAM_ IN
RFOD23RFOG
GSM_LNA_ IN_N
GSM_LNA_ IN_P
DCS_LNA_ IN_N
DCS_LNA_ IN_N
DCS_LNA_ IN_P
DCS_LNA_ IN_P
GSM_LNA_ IN_N
GSM_LNA_ IN_P
21
RFIGN
20
RFIGP
19
RFIDN
18
RFIDP
17
RFIPN
16
RFIPP
15
GND
SERDAT
SERCLK
SERLE
SI_EN
TRANSMITTER & RECEIVER
VRF
C103
100NF
32
31 33
27
22
28
25
29
26
24
DIAG1
SDI
14
35
VDD
GND
GND30GND
GND34GND
GND
36
XEN
GND
37
RXQP
XOUT
NC
DIAG2
RXQN
U103
SI4205-BMF
TXQP
TXQN
XIN
_SEN
SCLK
_PDN
SDO
VDD
1012
9
8
13
11
C122
22NF
RXQP
38
NC
1
RXQN
2
RXIP
RXIP
3
RXIN
RXIN
4
TXIP
TXIP
5
TXIN
TXIN
6
TXQP
7
TXQN
C120
100PF
CLK13M_RF
VRF
C121
1UF
B
C
D
E
F
G
X-TAL(13MHz)
A
H
Changed by
Date Changed
1
4
5
6
732
8
user23
910
2004.09.06
Engineer
COMPANY NAME
user23
Drawn by
user23
R&D CHK
TITLE
DOC CTRL CHK
SGH-X120_REV1.1
MFG ENGR CHK
QA CHK
REV
Time Changed
Drawing Number
11
H
Address
City
Size
A2
of
Sheet
4
1
12
1 2 3
A(22)
YMU_LED
A(23)
D(0:15)
C
A(0:20)
A(0)
A(1)
A(2)
A(3)
A(4)
A(5)
A(6)
A(7)
A(8)
A(9)
A(10)
A(11)
A(12)
A(13)
A(14)
D
A(21)
E
F
G
BOARD_HOLE
H
H1
H3
1
A(15)
A(16)
A(17)
A(18)
A(19)
A(20) DSP_DB(3)
CSROMEN
CP_CSROMEN
CSRAMEN
CP_CSRAMEN
CSROM2EN
R217
CP_CSROM2EN
47K
LCD_SEL
DLC_DETECT
YMU_EN
CP_WEN
CP_OEN
DEBUG_DCD
UPPER_BYTE
CP_INT
BP_CF
IRDA_EN1
YMU_IRQ
C224
100PF
KEY_COL(0:4)
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
KEY_COL(3)
KEY_ROW(0:4)
KEY_COL(4)
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
IRDA_RX
IRDA_TX
DEBUG_DTR
DEBUG_RTS
DEBUG_TXD
DEBUG_RXD
DEBUG_CTS
KEY_BACKLIGHT_EN
SDS_TXD
SDS_RXD
SIMDATA
SIMCLK
H2
H4
2 3
BLUE_LED
RED_LED
GREEN_LED
Q202
BCR10PN
1
4
C214
100PF
Q203
BCR10PN
1
4
C223
100PF
F_WE_1
9
DSP_AB(0: 8)
DSP_DB(0:1 5) DSP_AB(8)
DSP_RW N
DSP_IO
MEM_RST
CP_INT
DSP_INT
EN_VRF
EN_VPAC
TX_EN
6
SI_EN
2
RED_LED
5
VCCD
GREEN_LED
BLUE_LED
TX_BAND_SEL
3
R213
100K
C215
C216
C217
10NF
10NFNC100NF
6
2
5
3
R219
100K
RST
CP_TDO
CP_TDI
CP_TMS
CP_TCK
CP_WEN
VBAT
JIG_ON
SDS_RXD
SDS_TXD
Date Changed
Changed by
user23
9
P5 AB0
DSP_AB(0)
N4
DSP_AB(1)
N3 AB2
DSP_AB(2)
DSP_AB(3)
P1 AB4
DSP_AB(4)
DSP_AB(5)
M2 AB6
DSP_AB(6)
DSP_AB(7)
K1 AB8
J2
DSP_DB(0)
H2
DSP_DB(1)
J5
DSP_DB(2)
J1
DSP_DB(3)
H3
DSP_DB(4)
G3
DSP_DB(5)
F5
DSP_DB(6)
G2
DSP_DB(7)
F2
DSP_DB(8)
E2
DSP_DB(9)
D2
DSP_DB(10)
D4
DSP_DB(11)
E1
DSP_DB(12)
E4
DSP_DB(13)
C2
DSP_DB(14)
B1
DSP_DB(15)
K4
K2
A10
P10
N10
N9
N8
L5
L4
B4
A5
B5
B6
B7
D5
A6
E6
C7
C8
A9
E9
F1
P6
A1
K5
K6
E5
E7
E8
E10
G5
G10
H5
H10
K8
K10
A(1:22)
VCCD VCC_1.8A
VCCD
R226
100K
CP_WEN
UPPER_BYTE
MEM_RST
C233
CP_CSROMEN
470PF
CP_CSROM2EN
CP_OEN
2004.09.06
10 11
U200
CSP1093CR1-RT10-DT
K9
SERCK
AB1
M8
SERDA
P9
SERLE1
AB3P2
M7
SERLE2
N6
AB5N1
RFOVL
J14
AB7L2
TXP
J10
TXIP
H12
TXIN
H13
DB0
TXQP
DB1
J13
TXQN
L11
DB2
RXIP
DB3
M13
RXIN
N14
DB4
RXQP
DB5
P14
RXQN
DB6
DB7
D11
VREG
A13
DB8
MICIN
B12
DB9
MICOUT
DB10
A14
DB11
AUXIN
B14
DB12
AUXOUT
DB13
DB14
AOUTAP F13
G13
DB15
AOUTAN
D13
AOUTBP
E14
RWN
AOUTBN
IO
K7
RESETN
MC
G12
AFC
N7
TMS
XOENA
N5
TDI
XOENAQ
TCK
N12
TDO
XTALA
XTALB
N11
CINTR
REFC
DINTR
C13
B11
VXVCM
OCTL0
K14
OCTL1
RAREF1
L13
OCTL2
RAREF2
OCTL3
B8
OCTL4
DAIDO
B9
OCTL5
DAIDI
B10
OCTL6
DAICK
DAIRN
OCTL7
D10
OCTL8
UC B3
OCTL9
A2
OCTL10
UC
OCTL11
K11
GNDB
K13
VDD1
VDDB
VDD2
F14
VDD3
VDDC
F10
GNDC
VSS
E13
VSS
VDDA
E11
VSS
GNDA
VSS
P13
VSS
VDDD
L10
VSS
GNDD
VSS
1
VSS
NC
2
VSS
NC
VSS
VSS
VSS
CSP1093
VCC_1.8A
VCCD
B5
VCC1
L4
VCC2
B6
VCC2
K6
VCC2
J8
VCCQ
K7
VCCQ
L3
VCCQ
G1
A(1)
A0
F1
A1
A(2)
E1
A(3)
A2
D1
A3
A(4)
B1
A(5)
A4
C1
A5
A(6)
F2
A(7)
A6
E2
A7
A(8)
F6
A(9)
A8
D7
A9
A(10)
E7
A(11)
A10
B8
A11
A(12)
C8
A(13)
A12
D8
A(14)
A13
F7
A(15)
A14
E8
A(16)
A15
F8
A16
A(17)
D2
A(18)
A17
B2
A18
A(19)
B3
A(20)
A19
E6
A20
A(21)
B7
A(22)
A21
D4
VPP/VPEN
C6
CLK
G7
WAIT
R225
K5
P-VCC
K8
P-MODE
H1
R-OE#
D5
R-WE#
F3
R-UB#
C2
R-LB#
A(0)
E4
WP#
F5
WE#
E5
ADV#
F4
RST#
K1
CE#1
G8
CE2
J2
OE#1
H8
OE#2
C234
100NF
user23
Drawn by
user23
R&D CHK
DOC CTRL CHK
MFG ENGR CHK
QA CHK
Time Changed
10
R211 NC
Engineer
U203
RD38F3350WWZDQ
SERCLK
SERDAT
SERLE
NCR209
NCR210
NCR212
VCCA
C222
3.3PF
256MB
128MB
512MB
P-CS#
S-CS1
S-CS2
S-VCC
R200
5.1K
TXIP
TXIN
TXQP
TXQN
RXIP
RXIN
RXQP
RXQN
MICOUT
AUXOUT
AOUTAP
AOUTAN
AOUTBP
AOUTBN
CLK13M_MC
AFC
XOENA
CLK32K
C210
100NF
DAIDO
DAIDI
DAICK
DAIRN
VCCD
R214
2.4
C218
10NF
H2
D0
D(0)
H3
D(1)
D1
G3
D2
D(2)
H4
D(3)
D3
J5
D(4)
D4
G5
D(5)
D5
J6
D(6)
D6
H7
D7
D(7)
G2
D(8)
D8
J3
D9
D(9)
G4
D(10)
D10
J4
D11
D(11)
H5
D(12)
D12
G6
D13
D(13)
H6
D(14)
D14
J7
D15
D(15)
C3
C7
D3
D6
E3
1GB
K2
RFU
K3
RFU
J1
C5
K4
B4
VSS
C4VSS
L2
VSS
L5
VSS
L6
VSS
L7
VSS
L8
VSS
L1
VSS
A1
DU
A2
DU
A7
DU
A8
DU
M1
DU
M2
DU
M7
DU
M8
DU
1
NC
2
NC
TITLE
SGH-X120_REV1.1
REV
Drawing Number
C219
10NF
COMPANY NAME
12
A
TXPOWER
C204
100PF
MICIN
AUXIN
B
C209C208
27PF
27PF
C213
C211
C212
220NF
1UF
5.6pF
C
R215
2.4
C221
C220
10NF10NF
D
D(0:15)
E
0R229
A(23)
F
R224
VCCD
47K,1%
CP_CSRAMEN
G
H
Address
City
Size
A2
of
Sheet
24
12
4
VCC_1.8A
C202
C203
C205
10NF
10NF
VCC_1.8A
R201
47K
H14
L13
L17
2
1
J11
L9
N15
NC
NC
VSS
VDD
A6
D(0)
XCP_D0
B5
XCP_D1
D(1)
F8
D(2)
XCP_D2
XPA35_A22
F7
XCP_D3
D(3)
XPA32_CS0N
C5
D(4)
XCP_D4
D6
XCP_D5
D(5)
XPA36_A23_CS5N
E7
D(6)
XCP_D6
D5
D(7)
XCP_D7
C4
D(8)
XCP_D8
B4
D(9)
XCP_D9
B3
XCP_D10
D(10)
C1
D(11)
XCP_D11
C2
XCP_D12
D(12)
D2
D(13)
XCP_D13
D3
XCP_D14
D(14)
E3
D(15)
XCP_D15
B13
XCP_A0_BEON
F11
XCP_A1
E14
XCP_A2
D15
XCP_A3
B15
XCP_A4
C14
XCP_A5
A16
XCP_A6
A15
XCP_A7
B17
XCP_A8
C17
XCP_A9
D16
XCP_A10
F14
XCP_A11
G14
XCP_A12
G13
XCP_A13
G17
XCP_A14
J12
XCP_A15
K12
XCP_A16
K13
XCP_A17
K14
XCP_A18
L14
XCP_A19
L15
XCP_A20
L16
XCP_A21
A12
XCP_CSROMEN
A13
XCP_CSRAMEN
M15
XPA0/CS1N
M14
XPA1/CS2N
M11
XPA2/CS3N
N14
XPA3/CS4N
C13
XCP_WEN
P16
XPA4/OEN
P15
XPA5/WAITN
T15
XPA6/BE1N
M9
XPA7/IRQ1
T5
XPA8/IRQ2
P2
XPA9/IRQ3
N2
XPA10/IRQ4
CP_KB[0]/TR_CS_IRAM
CP_KB[6]/TR_PROT0
CP_KB[4]/TR_SIZE0
CP_KB[2]/TR_CS_PERF
CP_KB[5]/TR_CLK
CP_KB[3]/TR_CS_IPCP
CP_KB[1]/TR_CS_IROM
L4
L5M4T1R2T3
P3
U3
220NF
VCC_1.8A
VCCD
A2
A5
C16
B14
E2
G1
R1
R4
T13
R16
R17
L6
L10
M7
L8
A3
E17
F6
G9
G10
H11
J7
VSS
VSSK7VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSS
VSSH7VSS
VSSK6VSS
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDDE
U201
TR09WQTEF15IN2B-DT
TRIDENT2 EA
XPA21/CP_SCK
XPA15/TX0
XPA16/RX0
PA30/IM0
PA31/IM1
PA28/IOM0
PA19/CP_MO
PA22/SM1_DATA
PA29/IOM1
CP_KB[9]/TR_GNT_DMA
CP_KB[8]/TR_NEXEC
CP_KB[7]/TR_SIZE1
T4
K5
N3
SIM_DATA/SM0_DATA
PA14/RX1
PA20/CP_MI
PA13/TX1
XPA12/IRDATX
TRIDENT
SIM_CLK/SM0_CLK
J6
F1
F3
L3
L2
L1
E1
K4
H4
R5
G5
G3
G6
N10
U12
FLASH_RESET
RST
XPA11/IRDARX
N1
4
5
VCC_1.8A
VRTC
VCCD
C200
100NF
C206
C207
27PF
10NF
G16
D8
C11
B1
M1
U2
P8
C12
U15
U16
N16
E16
F10
E15
E10
F17
CKI
RSTB
VSSA
VRTC
VDDA
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
XVREF
VSS_DPLL
TDO
VDD_DPLL
TRST
TDI
TMS
TCK
CKO/IACK/ERAMHI
IOBIT[2]/VEC[3]/EROMHI
IOBIT[1]/VEC[4]/PLLTOA
INT#0
IO7
RWN
AB#8
AB#7
AB#6
AB#5
AB#4
AB#3
AB#2
AB#1
AB#0
DB#15
DB#14
DB#13
DB#12
DB#11
DB#10
DB#9
DB#8
DB#7
DB#6
DB#5
DB#4
DB#3
DB#2
DB#1
DB#0
XTIC_MODE
XCPTSTSTOP_CKO
XAG3
XAG2
XAG1
XAG0
XBSWN
X1RTC
X2RTC
XRTCALARM_N
XOSC32OUT
XPA23/PWM2H5XPA24/PWM3
XCP_TDI
PA18/T_ACK
PA34/T_REQB
PA33/T_REQA
PA25/OM0
PA27/SM1_CLK
PA26/OM1
PN17/DRQ
XPWM1
XCP_TCK
XCP_TDO
XCP_TMS
XCP_TRSTN
FLASH_RESET
F4
F9
E4
H6
C7
D7
M3G2G4
G8
P13
N17
D13
M17
R227
0
R228
C235
NC
33NF
5
C201
22NF
MEM_RST
F12
F15
H12
G12
H13
G15
L12
K11
N4
R12
U5
T17
T14
R14
P12
P11
N11
R13
M10
U13
P10
R11
T11
U11
M8
N8
N7
P7
M6
R7
T7
U7
P6
R6
U6
P5
D12
M12
D11
E11
A11
B11
B7
A7
D10
E8
C6
R208
DSP_AB(8)
DSP_AB(7)
DSP_AB(6)
DSP_AB(5)
DSP_AB(4)
DSP_AB(3)
DSP_AB(2)
DSP_AB(1)
DSP_AB(0)
DSP_DB(15)
DSP_DB(14)
DSP_DB(13)
DSP_DB(12)
DSP_DB(11)
DSP_DB(10)
DSP_DB(9)
DSP_DB(8)
DSP_DB(7)
DSP_DB(6)
DSP_DB(5)
DSP_DB(4)
DSP_DB(2)
DSP_DB(1)
DSP_DB(0)
R218
RTCALARM
CLK32K
R222
NC
6 7
VREF
CLK13M_TR
RST
DSP_TDO
RST
DSP_TDI
DSP_TMS
DSP_TCK
0
IRDA_EN
LCD_BACKLIGHT_CONTROL
DSP_INT
DSP_IO
DSP_RWN
DSP_AB(8: 0)
DSP_DB(15: 0)
100K
ICHRG
OSC200
CC4V-T1 32.768KHz 12.5pF
C225
12PF
CP_TDO
RST
CP_TDI
CP_TMS
CP_TCK
DEBUG_DSR
EAR_SWITCH
LCD_BACKLIGHT_EN
JACK_IN
PWR_KEEP
SIMRST
DEBUG_RI
FLASH_RESET
AUDIO_OUT_SEL
CHG_ON
UP_CS
UP_SCLK
UP_SDI
CHG_DET
6
8
VBAT
LED200
LED201
SLSRGBW703TS
432
270
R202
U202
LM60CIM3X
VO
2
GND
R216
3
1M
RST
C226
R223
12PF
330K,1%
VCCD
C229
C231
100NF
10NF
100NF
1
1
SLSRGBW703TS
432
270R206
270
270
470R207
R204 470
R205
R203
3
Q200
EMH9T4R
6
5
4
VCCB
VS 1
VCCB
R220
10K,1%
VBAT
R221
330K,1%
C230C228
10NF
7
2
1
1
Q201
DTC114YE
2
3
VCCD
GSM_TX_E N
VCCD
DCS_TX_EN
BP_VF
C227
100PF
C232
220NF
JTAG
CN200
1
17
1
TRST
18
2
TDO
2
19
3
TDI
3
20
4
TMS
4
21
5
TCK
5
22
6
F-WE
6
23
7
V_BATT
GND
8
24
GND
V_BUS
9
25
D+
HP/POWER
26
10
RXD
D-
27
11
TXD
SPK+
12
28
28
SPK-
13
29
29
MIC+
14
30
MOT+
30
15
31
15
31
32
16
ANT
16
JTAG-32PIN
GND_1
8 11
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