User Guide
CC Technical Documentation 3205 Schematics / Layouts RM-11
Issue 1 02/2004 ©2004 Nokia Corporation Confidential Page A-16
GPS Baseband Circuit Diagram
VDD_CORE_GPS
VCORE
VIO
J051
100n
C056
0RR074
0R
R054
C058
100n
J062
VIO
C068 10n
0RR073
0R
R057
VDD_IO_GPS
VBAT_GPS
VCORE
R053
0R
J068
VDD_IO_GPS
J056
VDD_IO_GPS
VRF_GPS
C064
2u2
M7
SIGNAL_I3
M8
SPI_CLK/IO0
M9
SPI_DATA/IO§1
C065
10n
M1
M10
SPI_EN/IO2
M11
FLASH_CEN
M12
PG_PULSE_N
M2
RAM_UBN
M3
GPS_CLK
M4
SIGNAL_I0
M5
SIGNAL_I1
M6
SIGNAL_I2
ADDR3
L3
ADDR2
L4
VDDio
L5
DATA0
L6
DATA1
L7
VDDram
L8
DATA4
L9
VDDio
EXINTR_N
K6
DATA2
K7
DATA3
K9
DATA5
L1
RAM_LBN
L10
DATA6
L11
DATA7
L12
RSVD_CEN
L2
J2
VDDcore
J3
ADDR5
K1
GPS_EN_RESET
K10
VDDcore
K11
DATA8
K12
RF_REG_EN
K2
SPARE2/IO6
K3
ADDR4
K4
ADDR1
DATA10
H11
DATA11
H12
SPARE1/IO5
H2
VDDa
H3
VSSa
J1
BYPASS
J10
DATA9
J11
VDDram
J12
RF_LNA_EN/IO3
VDDio
F3
ADDR7
G1
TIMESTAMP/IO9
G10
DATA12
G11
VDDio
G12
TEST_MODE
G2
ADDR6
H1
REF_CLK
H10
DATA13
E11
TDI
E12
TMS
E2
ADDR8
E3
ADDR9
F1
INT_U1CLK/IO4
F11
TCK
TDO
F12
F2
C9
ADDR18
D1
U1RX
D10
DATA14
D11
VDDcore
D12
NIRQ
D2
ADDR10
D3
ADDR11
E1
U1TX
E10
C10
ADDR20
C11
DATA15
C12
NTRST
C2
INT_BOOT_N
C3
ADDR12
C5
ADDR15
C6
ADDR16
C7
ADDR17
ADDR13
VDDcore
B3
B4
ADDR14
B5
VDDio
B6
DBGEN
B7
VDDram
B8
I2C_SDA
B9
ADDR19
C1
U1DATA_RDY
A7
U2TX
A8
EXTERN0
A9
I2C_SCL
B1
WEN
B10
AI2_IS801_N
B11
SLAVE_MODE
B12
OEN
B2
A10
SPARE3/IO7
CHIPSEL_IN_N
A11
ADDR21
A12
A2
RAM_CEN
A3
SLEEPX_N
A4
RTC_CLK
A5
PA_EN/IO8
A6
U2RX
VSS PINS=GND
TWL5001_V1.2
D051
A1
FRAMESTART
R060
0R
NOT_INSTALLED
R059
0R
NOT_INSTALLED
J058
R051
R052
100k
J057
VLNA_GPS
J064
J061
VLNA_GPS
100n
C060
VBAT
J052
VDD_CORE_GPS
LP3985ITLX
-2.8
BYPASS
GND
VEN
VIN
VOUT
VDD_IO_GPS
100n
C052
N052
100n
C054
100n
C063
2u2
C051
J055
J067
VRF_GPS
J066
C057
VBAT
VDD_IO_GPS
100n
GPS_SPI_DATA
GPS_INT_U1_CLK
GPS_INT_U1_CLK
GPS_EN_RESET
GPS_EN_RESET
GPS_U2TX
GPS_I2C_CLOCK
GPS_I2C_DATA
GPS_CLK
GPS_B0
GPS_B1
GPS_B2
GPS_B3
GPS_U2RX
GPS_RFCLK’
GPS_U1_DATA_RDY-TIMESTAMP
GPS_U1_DATA_RDY-TIMESTAMP
GPS_SPI_CLK
GPS_PA_EN
GPS_PA_EN
GPS_SLEEPX
GPS_SLEEPCLK
GPS_U1_RX
GPS_U1_RX
GPS_RFCLK
GPS_U1_TX
GPS_U1_TX
GPS_SPI_EN
VLNA_GPS
VRF_GPS
VBAT
VDD_IO_GPS
VIO
VCORE