Sony Ericsson K300 Schematics
I2CDAT
I2CCLK_F
SYSCLK2
RESOUT3n
RXON
ANTSW0
ANTSW2
ANTSW1
SP1111
TXON
I2CDAT
I2CCLK_F
SYSCLK2
RESOUT3n
RXON
TXON
ANTSW0
ANTSW2
ANTSW1
TXHIGH
TXLOW
RF Frontend
ANT
QDATA
IDATA
DCLK
Mount C1102, R1100,C1100 and C1101
close to X1100
X1100
C_TERM R_TERM
3 4
GND
5 6
GND
MM8430_2600
RPT79908
SP1108 SP1109 SP1110
C1102
1pF
NM
ANT
+/-0,1pF
GND
GND
X1101
1
2 3
stripline 50ohm
layer 1
width 0,7mm
21
QDATA
IDATA
DCLK
TXON
PCTL
BSEL0
SYNSTR
SYNDAT
SYNCLK
MODA
MODB
MODC
MODD
VCXOCONT
ADSTRO
CLKREQ
SP1106 SP1107
BSEL0
SYNSTR
SYNDAT
SYNCLK
MODA
MODB
MODC
MODD
VLOOP
MCLKVCXOCONT
ADSTRO RTEMP
VCLK
CLKREQ
Synthesizer
TXON
PCTL
BSEL0
PA_PAcontrol
TXHIGH
TXLOW
TXHIGH
TXLOW
VRADVBATTi
VBATTi
VRAD
Power_supply
VLOOP
MCLK
RTEMP
VCLK
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Confidential
Sony Ericsson
I2CDAT
I2CCLK_F
SYSCLK2
ANT
ANTSW0
ANTSW2
ANTSW1
TXLOW
TXHIGH
TXON
RXON
RESOUT3n
Mounte C1210, 1211 and
1212 close to FEM
C1201
L1210
39nH
L1211
39nH
L1212
39nH
C1212
22pF
22pF
C1210
22pF
C1211
22pF
Stripline 50ohm
layer 5
width 0,16 mm
N1202
11
ANT
7
VC1
14
VC2
16
VC3
17
TX-GSM
15
TX-DCS/PCS
12 8
GND
13
GND
LMSP-0056
RYT901921/1
GSM Freq
...MHz
GROUNDS
RX-DCS
RX-DCS
RX-PCS
RX-PCS
RX-GSM
RX-GSM
GND
Physical
pin 8-10
GND
Physical
pin 18-20
VRAD
R1270
0ohms
C1270
10nF
Stripline 27 ohm
balanced 56 ohm
layer 5
width 0,5mm
L1220
R1243
R1244
0ohms
0ohms
10nH
NM
L1230
10nH
NM
Stripline 30 ohm
balanced 60 ohm
layer 5
width 0,45mm
L1240
27nH
Stripline 60 ohm
balanced 120 ohm
layer 5
width 0,1mm
R1281
560ohms
V1282
L1231
18nH
NM
C1282
12pF
B
C
E
3
4
5
6
1
2
20
L1221
18nH
NM
C1230
10pF
C1231
10pF
C1220
10pF
C1221
10pF
C1241
47pF
C1242
47pF
C1283
12pF
C
B
E
D1201
E8
VSS_E8
H8
VSS_H8
F7
VSS_F7
C4
VSS_C4
F4
VSS_F4
G4
VSS_G4
G3
VSS_G3
B1
VSS_B1
A1
VSS_A1
HERTA_6x6_LEADFREE
ROP1013065/2
V1281
C1271
22pF
L1222
5.6nH
L1232
5.6nH
L1243
15nH
HERTA_POWER
VCORE
No connect
VDD_A2
VDD_B5
VDD_F5
VDD_H6
VDD_B7
VDD_F8
AVDD
D1201
D3
N1200
A6
VCCRF
C1
RFHA
D1
RFHB
A2
RFHC
A1
RFHD
A5
RFLA
A4
RFLB
E3
RXON
C1272
22pF
INGELA_LEADFREE
ROP1013050/2
VDIG
A2
B5
F5
H6
B7
F8
F1
RXLO1
C1280
10nF
INGELA RX
0 +90
+90 0RXLO2
C1281
33pF
NC
D10
IRA
QRA
QRB
GNDRF
GNDRF
GNDRF
A10
IRB
A9
A8
A7
B1
A3
E1
LP
LP
Confidential
Approved according to 00021-LXE 107 42/1
Sony Ericsson
IRB
QRA
QRB
LD/SEM/BGUR/BRT Martin Neuhaus
D1
G8
D2
A8
A7
A6
A5
B4
E4 H4
F3
G1
H7
F6
G6
B8
B6
C6
C7
C8
D6
D8
D7
E7
C2
C1
D4
ROP1013065/2
HERTA_6x6_LEADFREE
LD/SEM/BGUR/BRTC (Martin Pramheden)
G2
NC
H1
NC
RADIO
Kristina TP4 - 900
HERTA
ASIC
I2CDAT
I2CCLK
MCLK
RESETB
IRA
IRA
IRB
QRA DCLK
QRB
RXSTR
AUXI1
CCO
MICIP
MICIN
PCMDL
PCMCLK
PCMSYN
GPA0
GPA1
GPA2
GPA3
GPA4
GPA5
GPA6
GPA7
ADSTR
DACCLK
DACDAT
DACSTR
AUDIO
PCM
ADC
DAC
QDAT
AUXO2
BEARP
BEARN
PCMUL
GPDAT
GPCLK
REFERENCE
DEC1
DEC2
DEC3
DEC4
DEC5
REXT
DAC01
DAC02
DAC03
IDAT
C1260
100nF
N.M
100nFC1261
C1262
100nF
N.M
R1260
100Kohms
QDATA
IDATA
DCLK
+/-1%
D5
A4
C5
G5F2
H5
G7
E6
E5
E2
H2
H3
B2
E1
E3
C3
B3
A3
D
RX_Frontend
1/1911- ROA 128 1114/1
2(5)
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