Samsung C120 Schematics REV09A 1
12345678
R100
A
DCS_PAM_IN
TX_BAND_SEL
TX_EN
VBAT
B
TXPOWER
GSM_PAM_IN
C
D
E
F
RF_EN
13MHZ_BB
RTX_IP
RTX_IN
RTX_QP
RTX_QN
SERDAT
SERLE
SERCLK
XOENA
Schematics & manuals on www.mobilchips.com ___Mobilchips__
12345678
0
C104
1NF
C105
1NF
50V
C108
10UF
10V
R102
330
R103
51
C118
NC
C123
100PF
R106NCR105
NC
R110
0
50V
TA100
100UF
6.3V
C113
2.7NF
50V
C119
NC
VRF_2.9V
VCCD_2.9V
R104
560
9
10
11
15
14
12
8
VIO
VDD13VDD
XOUT
_PDN
7
BIP
6
BIN
5
BQP
4
BQN
3
SDIO
2
_SEN
1
SCLK
GND
NC
NC
3435
32
33
R107
NC
GND
U100
SI4210-GM
RFOL
_RESET
Mobilchips
XEN
VDD
VDD
XTAL131XTAL2
30
28
29
27
OSC100
CX3225SB-H2827
3
4
2
1
PAM100
AWT6166
18
19G17
VCC2
G
1
DCS/PCS_IN
DCS/PCS_OUT
2
BS
3
TX_EN
4
VBATT
VCC_OUT
5
CEXT
6
VRAMP
710
GSM_IN
GSM_OUT
VCC2
G
8
9
C114
47NF
C115
XMODE
C130
C116
1NF
47PF
50V
50V 16V
17
18
19
20
21
22
23
24RFIAN
100NF
10V
R111
10K
C133
100NF
10V
10V
C120
100NF
10V
16
RFOH
RFIPP
RFIPN
RFIDP
RFIDN
RFIEP
RFIEN
RFIAP
AFC
XDIV
26
25
C134
NC
G
G
G
G
VRF_2.9V
L102
16
15
14
13
12
11
C117
10NF
C121 39PF
C122
1.2PFC124
8.2NH
(MURATA)
L105
C126 1.2PF
C127 2PF
27nH
(MURATA)
L107
2PFC129
50V
13MHZ_BB CLK13M_TR
AFC
2.2nH
C106
C107
1.2PF
NC
50V
L109
3.3nH
C111
C112
NC
1.5PF
L104
NC
50V
10PF
50V
50V
5
50V
50V
10
G
G23GG
GSM
4
9
IN
OUT
8
OUT
7
1
IN
OUT
6
OUT
FAR-G6EE-1G8425-Y2PQH
DCS
F100
R108
R109
0
560
R112
200
Changed by Date Changed Time Changed
user8 3:09:15 pm
ANT
TP102TP101
A
L103 3.3nH
100PFC135
L101
L100
C103
56nH
47PF
50V
F101
SHS-C090GR
8
ANT
5
EGSM_TX
3
DCS_TX
10
EGSMRX
DCSRX
10PF
C125
50V
L106
12nH
4PF
C128
50V
L108
6.8nH
C131
15PF
50V
30PF
C132
50V
1
GSM_PAM_IN
DCS_PAM_IN
EGSMRX
DCSRX
CLK13M_MC
EGSM_RX
DCS_RX
2005.09.13
2
VC2
11
VC1
G
G46G7GG
G
14
912G13
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SAMSUNG ELECTRONICS
TITLE:
REV Drawing Number
0.9A
C102
2PF
SGH-C120
8.2NH
DCS_TX_EN
GSM_TX_EN
Sheet of
Size
A3
16
B
C
D
E
F
1
234 91011
5678
12
A
B
C
D
E
F
G
VCCD_2.9V
C200
C203
C202
C201
10NF
16V
C209
10NF
16V
C204
10NF 10NF10NF
220nF
16V
16V
16V
10V
VCC_1.8A
C212
C211
C210
10NF
10NF
10NF
16V
16V
16V
KEY_ROW(0:4)
A(22)
R200
KEY_ROW(0)
KEY_ROW(1)
KEY_ROW(2)
KEY_ROW(3)
KEY_ROW(4)
VCCD_2.9V
KEY_COL(0)
KEY_COL(1)
KEY_COL(2)
KEY_COL(3)
KEY_COL(4)
DEBUG_DTR
DEBUG_RTS
DEBUG_TXD
DEBUG_RXD
DEBUG_CTS
CHG_DET
SDS_TXD
SDS_RXD
SIMDATA
47K
D(0:15)
A(0:20)
A(21)
R204
47K
CP_CSROMEN
CP_CSRAMEN
R205
DLC_DETECT
LCD_CS
CP_WEN
CP_OEN
DEBUG_DCD
UPPER_BYTE
INTRQ
R209 100K
R210
CHG_ON
R219
BAT_CF
Mobilchips
SIMCLK
C213
220nF
10V
KEY_COL(0:4)
VCC_1.8A
L13
N15
H14
L17
J7
K6
J11
L9
G9
G10
H11
L6
L10
M7
L8
1
2
NC
NC
A6
D(0)
XCP_D0
B5
D(1)
XCP_D1
F8
D(2)
XCP_D2
F7
D(3)
XCP_D3
C5
D(4)
XCP_D4
D6
D(5)
XCP_D5
E7
D(6)
XCP_D6
D5
D(7)
XCP_D7
C4
D(8)
XCP_D8
B4
D(9)
XCP_D9
B3
D(10)
XCP_D10
C1
D(11)
XCP_D11
C2
D(12)
XCP_D12
D2
D(13)
XCP_D13
D3
D(14)
XCP_D14
E3
D(15)
XCP_D15
B13
A(0)
XCP_A0_BEON
F11
A(1)
XCP_A1
E14
A(2)
XCP_A2
D15
A(3)
XCP_A3
B15
A(4)
XCP_A4
C14
A(5)
XCP_A5
A16
A(6)
XCP_A6
A15
A(7)
XCP_A7
B17
A(8)
XCP_A8
C17
A(9)
XCP_A9
D16
A(10)
XCP_A10
F14
A(11)
XCP_A11
G14
A(12)
XCP_A12
G13
A(13)
XCP_A13
G17
A(14)
XCP_A14
J12
A(15)
XCP_A15
K12
A(16)
XCP_A16
K13
A(17)
XCP_A17
K14
A(18)
XCP_A18
L14
A(19)
XCP_A19
L15
A(20)
XCP_A20
L16
XCP_A21
A12
XCP_CSROMEN
A13
XCP_CSRAMEN
0
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
0
XPA9/IRQ3
N2
0
XPA10/IRQ4
XCP_KB0/SIN0
L4
VDD
XPA35_A22
XPA36_A23_CS5N
XCP_KB1/SIN1
XCP_KB2/SIN2
XCP_KB3/SIN3
L5
T1
R2
M4
XPA32_CS0N
XCP_KB4/SIN4
XCP_KB5/SOUT0
T3
U3
VSS
VSS
VSS
XCP_KB6/SOUT1
XCP_KB7/SOUT2P3XCP_KB8/SOUT3
T4
N3
VSS
VSS
XPA11/IRDARX
XCP_KB9/SOUT4
K5
N1
VSS
VSS
VSSK7VSS
XPA30_IM0
XPA12/IRDATX
F3
E1
XPA31_IM1
VSS
VSSH7VSS
XPA15/TX0
L3
H4
VCCD_2.9V
VCC_1.8A
E2
G1
R1
R4
A3
A2
T13
R16
R17
A5
C16
VSSF6VSS
VSS
VSS
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
VDD
UCP200
TR08WQTKE15IN3B
XPA19/CP_MOSI
XPA20/CP_MISOK4XPA21/CP_SCK
XPA13_TX1
XPA14_RX1
XPA16/RX0
XSM0_CLK
XSM0_DATA
XPA28_IOM0G5XPA29_IOM1
L2
L1
F1
G6
G3
N10
U12
J6
B14
XPA22/SSN
E17
VDDE
R5
C207
27PF
50V
N16
E16
VDDE
VDDE
XPA23/PWM2H5XPA24/PWM3
XPWM1
H6
VCCD_2.9V VRTC_2.9VVCC_1.8A
C206
C205
C208
10NF
16V
M1
U2
P8
U15
U16
B1
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
VDDE
XPA25_OM0
XFRSTB
XPA26_OM1
XPA27_SM1_CLK
F4
G2
G4
M3
E15
G16
F10
VSS_DPLL
VDD_DPLL
XPA33_T_REQA
XPA17_DRQ0E4XPA18_T_ACK
P13
N17
M17
E10
D8
C11
VSSA
VDDA
XVREF
XCPTSTSTOP_CKO
XPA34_T_REQB
XCP_TCK
D7
G8
100NF
16V
C12
F17
CKI
VRTC
XTIC_MODE
XRTCALARM_N
XOSC32OUT
XCP_TDI
XCP_TMS
F9
C7
0R206
RSTB
IOBIT#2
IOBIT#1
XBSWN
XCP_TDO
XCP_TRSTN
D13
R208
22NF
25V
VREF
CLK13M_TR
TR_RST
F12
TDO
F15
TRST
H12
TDI
G12
TMS
H13
TCK
G15
CKO
L12
K11
N4
INT#0
R12
IO7
U5
RWN
T17
DSP_AB(8)
AB#8
T14
DSP_AB(7)
AB#7
R14
DSP_AB(6)
AB#6
P12
DSP_AB(5)
AB#5
P11
DSP_AB(4)
AB#4
N11
DSP_AB(3)
AB#3
R13
DSP_AB(2)
AB#2
M10
DSP_AB(1)
AB#1
U13
DSP_AB(0)
AB#0
P10
DSP_DB(15)
DB#15
R11
DSP_DB(14)
DB#14
T11
DSP_DB(13)
DB#13
U11
DSP_DB(12)
DB#12
M8
DSP_DB(11)
DB#11
N8
DSP_DB(10)
DB#10
N7
DSP_DB(9)
DB#9
P7
DSP_DB(8)
DB#8
M6
DSP_DB(7)
DB#7
R7
DSP_DB(6)
DB#6
T7
DSP_DB(5)
DB#5
U7
DSP_DB(4)
DB#4
P6
DSP_DB(3)
DB#3
R6
DSP_DB(2)
DB#2
U6
DSP_DB(1)
DB#1
P5
DSP_DB(0)
DB#0
D12
M12
D11
XAG3
E11
XAG2
A11
XAG1
B11
XAG0
B7
A7
X1RTC
D10
X2RTC
E8
C6
TP200
TP201
TP202
TP203
TP206
1K
ICHRG
TR_RST
RTCALARM
CLK32K
DEBUG_DSR
EAR_SWITCH
VIB_EN
JACK_IN
PWR_KEEP
SIMRST
DEBUG_RI
FLASH_RESET
LED_EN
RING_EN
UP_CS
UP_SCLK
UP_SDO
UP_SDI
TR_RST
R213
100K
C216
12PF
50V
CP_TDO
TR_RST
CP_TDI
CP_TMS
CP_TCK
MC-146(32.768KHz,20ppm)
OSC200
41
10R201
RSTTR_RST
C214
10NF
16V
DSP_INT
DSP_IO
DSP_RWN
DSP_AB(8:0)
DSP_DB(15:0)
NCP15WB473J04RC
C217
12PF
50V
23
TR_RST
CP_TDO
CP_TDI
CP_TMS
CP_TCK
CP_WEN
JIG_ON
SDS_RXD
SDS_TXD
VCCB_2.9V
R202
130K,1%
TH200
C215
NC
VBAT
R212
33K,1%
R214
C218
33K,1%
330nF
6.3V
JTAG
A
CN201
17
1
TRST
1
18
2
TDO
2
19
3
TDI
3
20
4
TMS
4
21
5
TCK
5
6
22
6
F-WE
23
7
V_BATT
VBAT
ANT
R203
56K,1%
GND
8
24
TP205
V_BUSGND
25
9
HP/POWER
D+
26
10
RXD
D-
27
11
TXD
SPK+
12
28
SPK-
28
13
29
MIC+
29
30
30
31
31
32
ANT
JTAG-32PIN
MIC+
14
MOT+
MOT+
15
15
MIC
16
16
B
C
D
E
F
G
H
12345
TRIDENT
Changed by Date Changed Time Changed
891067
user8
2005.09.13
BOARD_HOLE
G2
G1
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3:17:44 pm
SAMSUNG ELECTRONICS
TITLE
SGH-C120
0.9A
11 12
Sheet of
H
Size
A3
62
12345678
A
1
2
NC5
DSP_DB(0:15)
B
DSP_AB(0:8)
C
DSP_IO
DSP_RWN
FLASH_RESET
XOENA
TX_BAND_SEL
RF_EN
TX_EN
D
SERLE
SERDAT
SERCLK
AFC
TXPOWER
RTX_IP
RTX_IN
E
RTX_QP
RTX_QN
F
1234
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(3)
DSP_DB(2)
DSP_DB(1)
DSP_DB(0)
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)
R302
10
D2
D3
E3
E2
F3
F2
F1
F4
G4
G3
H5
J6
J5
K3
K2
K1
K5
K7
M1
M2
N2
N1
L5
P1
K6
L3
L2
R3
C5
F5
A4
G6
B3
A3
B1
A2
C1
C2
C318 100NF
DB15
DB14
DB13
DB12
DB11
DB10
DB9
DB8
DB7
DB6
DB5
DB4
DB3
DB2
DB1
DB0
AB8
AB7
AB6
AB5
AB4
AB3
AB2
AB1
AB0
I|O
RWN
RESETN_CSP
OCTL1
OCTL2
OCTL4
OCTL5
OCTL6
OCTL7
SERLE1
SERLE2
SERDA
SERCK
16V
NC6
TXP
AFC
E7
D9
VRF_2.9V
R300
J9
J10
K10
GNDS17
G9
G10
H6
H8
H9
GNDS8
GNDS9
GNDS16
GNDS10H7GNDS11
GNDS12J7GNDS13
GNDS14J8GNDS15
RAREF1B6RAREF2
RXTXIN
AOUTAP
AOUTBN
AOUTBP
AOUTAN
RXTXIPD7RXTXQNC6RXTXQP
B5
D6
C7
P11
P12
R12
N12
Mobilchips
AOUTBP
AOUTAP
AOUTAN
VCCA_2.9V
0
C300
56PF
50V
F10
GNDS5G7GNDS6G8GNDS7
F6
F7
L11
C4
P13
B4
VDDV
GNDV
GNDB
GNDS2F8GNDS3F9GNDS4
GNDS1
VDD_OCTL
GND_OCTL
UCP300
G-CSP2100B1-YV10
MICINN
VREGN
VREGP
MICINP
MICOUTN
MICOUTP
DAICK
AUXINN
AUXINP
AUXOUTN
AUXOUTP
VXVCM
R4
L14
L13
P15
R13
N14
AOUTBN
MICINP
R14
N15
K13
M14
M13
M15
MICINN
AUXINP
AUXINN
MICOUTP
MICOUTN
AUXOUTP
AUXOUTN
C322
1UF
16V
GEMINI
M10
VDDBA6VDDD
DAIDI
L6
P4
VCCD_2.9V
C301
10NF
16V
N11
P6
VSS3R2VSS4
GNDD
XOENAQ
DAIDOM6DAIRN
RTC_CLK
D1
N4
CLK32K
J4
G5
VSS1K4VSS2
VDD_IO2
MC
NC7
P5
R6
CLK13M_MC
N5
VDD_IO1
DINTR
P3
DSP_INT
N6
VDD3
J3
M3
F11
VDD1
VDD2
GND_HCUR
PSW1_BUFL7PWR_KEEP
PWR_SW1N
PWR_SW2
C14
C15
JIG_ON
PWR_ON
B15
K15
GND_PSC1
GND_PSC2
RESET_O
K9
RST
C302
100NF
10V
VBAT
C305
C306
33PF
33PF 2.2UF
50V
VCCA_2.9V VCC_1.8AVCCD_2.9V
VRF_2.9V
C313 C314
C312
1UF
1UF
1UF
16V
16V 16V16V
R309 10K,1%
ICHRG
BUZZER
100NF
C315 C316
1UF
R310
3K,1%
C303
1000nF
10V
E8
C10
B13
C11
VDD34
VDD5
J13
GNDQ
VDD67
VDD12
N9
UP_CLK
R10
UP_RST
P10
UP_IO
J11
SIM_IO
K11
SIM_RST
K14
SIM_CLK
K12
VSIM
H11
VRTC
G12
LED2_DRV
G13
LED1_DRV
C12
VLDO_7
A14
VLDO_6
C9
VL5S_B
D10
VL5S_A
B10
VLDO_5
B11
VL4S_B
A12
VL4S_A
B12
VLDO_4
A13
VLDO_3
J12
VLDO_2
G11
VLDO_1
F14
VACC
K8
CSN_PSC
L8
SCLK_PSC
N7
SDO_PSC
M7
SDI_PSC
E14
VEXT
E13
VBAT
E11
CH_BDRV
F12
CH_ISEN
D14
CH_RES
E10
ADC_AUX1
A10
VREF
E9
CREF
H10
RTC_ALMN
C317
INTRQ
10NF
M9
16V
L10
R307
0
TR300
DTC144EE/TR
R311
NC
C324
100PF
C304
33PF
SIMCLK
50V
SIMRST
SIMDATA
KEY_BL1
BUZZER
DCS_TX_EN
GSM_TX_EN
C325
UP_CS
1UF
UP_SCLK
16V
UP_SDO
UP_SDI
R303
0
VREF
RING_EN
KEY_COL(2)
KEY_ROW(0)
INTRQ
PWR_KEEP
Changed by Date Changed Time Changed
user8 3:09:15 pm
56
VRTC_2.9V
R304
390K
TA_VEXT
SIM300
PC-D6-A3-H3.0-S
RTCALARM
C320
10UF
10V
VBAT
VCCB_2.9V
C311
2.2UF
16V
CHARGER
2005.09.13
50V
C319
100NF
VBAT
D200
RB520S-30
C227
NC
R218
2.2
C307
C308
16V
16V
VRTC_2.9V
R301
C309
10K,1%
100PF
POS
BAT300
RB414_IV02N
NEG
1UF
16V
U301
MAX1508ETA
1
8
_CHG
VL
7
2
BATT
IN
3
6
GND
_ACOK
5
4
_EN
ISET
11GG12
9GG10
C323
470nF
6.3V
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SAMSUNG ELECTRONICS
TITLE:
0.9A
C326
1UF
10V
C310
33PF
50V
VCCD_2.9V
CHG_ON
SGH-C120
Drawing Number
BUZ200
BRT-03S
VBAT
R306
47K
C321
NC
Sheet of
CHG_DET
Size
A3
36
A
B
C
D
E
F
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