Schematics, Boards Overlays, and Parts Lists
: Expansion Boards
8-335
Figure 8-148. MHLN7053A GPS Circuit
2.8V LDO
(NATIONAL LP3991TLX-2.8)
VSW_3.6
GPS_2.8V
1UF
2.2UF
0
LP5900
5187344N09
VOUT
GND
VIN
VEN
C2260_2
C2201_2
A1
A2
B1
B2
U2220_2
R2203_2
1.8V LDO
(NATIONAL LP5900TLX-1.8)
VSW_3.6
GPS_1.8V
0
5175772B02
LP5900
1UF
VOUT
GND
VIN
VEN
C2275_2
A1
A2
B1
B2
U2270_2
R2214_2
GPS_1.8V
18NH
0
0
VDD_TCXO
0
VCC_1.875
DNP
DNP
R2212_2
R2218_2
1
L2214_2
R2211_2
18PF
1UF
.1UF
C2219_2
C2217_2
C2215_2
2
26MHZ TCXO
10PF
22PF
KT2016A
26MHZ
OUTPUT
VCC
GND
ENABLE_DISABLE
1
24
3
Y2204_2
C2238_2
C2248_2
GPS_2.8V
18NH
0
0
DNP
VDD_TCXO
2
1
L2219_2
R2206_2
R2207_2
LNA_ENABLE
.01UF
BGA615L7
12PF
3.3NH
100NH
12PF
12PF
1000PF
AO
DEG
GND
V
CC
PON
BIAS
AI
C2208_2
C2214_2
C2216_2
C2212_2
L2213_2
L2209_2
C2210_2
1
2
4
5
7
3
6
U2217_2
22PF
1PF
0
12NH
110
FARF6KA1G5754
110
D
NP
IN
GND3
OUT
GND2
GND1
DNP
R2208_2
2
3
4
5
1
FL2208_2
R2209_2
R2210_2
C2246_2
C2267_2
L2268_2
R2213_2
EXTERNAL LNA
(INFINEON BGA615L7)
GPS IC NL5500
GPS
0
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VSS_DIG3
VSS_DIG2
BT_HCI_UART_RTS
BT_HCI_UART_CTS
BT_AUD_CLK
BT_AUD_FSYNC
BT_AUD_OUT
BT_AUD_IN
BT_GPIO2
BT_GPIO3
BT_GPIO4
BT_IRQ_BT_HOST_WAKEUP
BTFM_NSHUTDOWN
BT_GPIO5
BT_HCI_UART_RX
BT_HCI_UART_TX
BT_TX_DBG_BT_GPIO6
BT_WAKEUP
FM_I2C_SCL
FM_I2C_SDA
FM_I2S_CLK
FM_I2S_FSYNCH
FM_I2S_IN
FM_I2S_OUT_BT_GPIO1
FM_IRQ
GPS_SENS_I2C_SCL
GPS_SENS_I2C_SDA
GPS_UART_RX
GPS_UART_TX
VSS_ADCPLL_FM
VSS_DCO_BT
VSS_DIG1
VSS_DIG4
VSS_DIG5
VSS_DIG6
VSS_DPLL_BT
VSS_LNA_GPS1
VSS_LNA_GPS2
VSS_LNA_GPS3
VSS_MIX_GPS
VSS_PASYNTH_FM
VSS_PLL_GPS
VSS_REF_CLK
VSS_RF_BT
VSS_RF_FM
VSS_TCXO_CLK
G2
K8
B10
E9
J1
J10
K3
K2
L3
L1
A7
B6
C2
J5
G9
A9
J7
F5
E3
E4
F4
G6
G7
G8
F7
F8
E6
F6
H10
H5
A4
B5
D7
A6
A5
C5
D6
C7
D3
C3
D2
D1
B4
B7
F3
E10
R2215_2
LNA_ENABLE
0
NC
NC
NC
GPS_EXT_LNA_EN
GPS_NSHUTDOWN
GPS_PPS_OUT
GPS_PA_EN
GPS_TIMESTAMP
GPS_I2C_UART_SEL
REF_CLK_REQ
CLK_REQPOL
GPS_IRQ
REF_CLK_HV
REF_CLK_LV
RTC_CLK
H9
E7
E8
G5
G4
J6
H4
C6
G3
C4
D5
H6
R2296_2
GPS_1.8V
0
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
VDD1P8V_1
VDD_PLL_GPS
BT_RF
BT_TESTM
BT_TESTP
FM_ABGAP_CAP
FM_AUD_IN_L
FM_AUD_IN_R
FM_AUD_OUT_L
FM_AUD_OUT_R
FM_RFN_IN
FM_RFP_IN
FM_RFP_OUT
GPS_LNA_IN
GPS_TM
GPS_TP
IFORCE
PMTEST_1P8V
TCXO_CLK_LV
TCXO_CLK_REQ
TCXO_LDO_IN
TCXO_LDO_VPROG
TEST_EN
VBAT1
VDD1P8V_2
VDD1P8_BT
VDD1P8_FM
VDD1P8_GPS
VDDS1
VDDS2
VDDS3
VDDS4
VDD_CLASS1P5_BT
VDD_DCO_BT
VDD_DIG1
VDD_DIG2
VDD_DIG3
VDD_DIG4
VDD_DIG_LDO
VDD_IF_GPS
VDD_LDOIN_
CLASS1P5_BT
VDD_PPAIF_BT
VDD_RF_BT
VDD_SRAM1
VDD_SRAM2
VDD_SRAM_LDO
VDD_TCXO
VPP
VSENSE
DNP
J4
L10
E1
D4
F1
A1
L4
H3
H2
L2
K9
L9
J9
K7
L7
H8
H7
L8
B8
A10
C10
R2217_2
NC
NC
NL5500
L6
G1
C1
L5
F9
B9
D10
D8
K4
B2
F10
K6
F2
E5
A8
D9
E2
K5
G10
B3
J3
J8
C8
A3
A2
H1
J2
B1
U2206_2
VCC_1.875
GPS_1.8V
0
0
DNP
R2294_2
R2295_2
VSW_3.6
0.1UF
18PF
0
0.1UF
0.1UF
.1UF
0
0.1UF
0
0.1UF
0.1UF
0
1UF
GPS_2.8V
DNP
1UF
1UF
0.1UF
0.1UF
VDD_TCXO
NC
DNP
R2247_2
R2255_2
C2287_2
C2272_2
C2289_2
C2277_2
C2278_2
C2281_2
C2273_2
C2274_2
C2279_2
C2282_2
C2285_2
C2286_2
C2288_2
R2292_2
R2291_2
GPS_TX_TO_OMAP_UART_RX
GPS_RX_FROM_OMAP_UART_TX
TEST_POINT
TEST_POINT
TPSM1_01
0
TPSM1_01
TEST_POINT
32KHZ
0
0
0
TEST_POINT
GPS_RESET
TPSM1_01
TPSM1_01
TEST_POINT
TPSM1_01
1
TP2207_2
1
TP2201_2
R2216_2
R2297_2
R2298_2
1
TP2205_2
1
TP2206_2
1
TP2202_2
R2202_2
IN
IN
OUT
IN
SNGL-ENDED SAW
ANTENNA CONTACT
ANTENNA SHUNT
(FUJITSU L4AA) (1575.42MHZ)
DC BIAS FOR GPS LNA ADDED TO RF BOARD
(LNA_ENABLE = 1.8V)
LNA_ENABLE
6.8PF
4.7NH
5.6PF
1K
0
TEST_POINT
GPS_ANT
TEST_POINT
FARF6KA1G5754
IN
GND3
OUT
GND2
GND1
2
3
4
5
1
FL2205_2
C2220_2
1
TP2204_2
1
TP2203_2
R2205_2
R2204_2
C2202_2
L2201_2
IN
RF MATCH
(FOR NEW GPS ARCHITECTURE THRU ALL 3 BOARDS)
0
Summary of Contents for ASTRO APX 7000
Page 1: ......
Page 4: ...iv Document History Notes ...
Page 24: ...2 4 Radio Power DC Power Routing VOCON Board Notes ...
Page 98: ...3 74 Theory of Operation Global Positioning System GPS ...
Page 163: ...Troubleshooting Charts PA Failure 5 59 ...
Page 164: ...5 60 Troubleshooting Charts PA Failure ...
Page 276: ...7 58 Troubleshooting Tables List of Board and IC Signals Notes ...
Page 318: ...8 42 Schematics Boards Overlays and Parts Lists Transceiver RF Boards VHF 700 800 Notes ...
Page 380: ...8 104 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 700 800 MHz Notes ...
Page 432: ...8 156 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 VHF Notes ...
Page 458: ...8 182 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF1 UHF2 Notes ...
Page 498: ...8 222 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 700 800 MHz Notes ...
Page 546: ...8 270 Schematics Boards Overlays and Parts Lists Transceiver RF Boards UHF2 VHF Notes ...
Page 606: ...8 330 Schematics Boards Overlays and Parts Lists VOCON Boards Notes ...
Page 638: ...Glossary 10 Glossary Notes ...
Page 643: ......