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gnss.sch
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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 23 25
Title "GNSS"
Date "2018-11-08"
Rev "v1.0.0"
Comp "Copyright 2018 GNU GPLv3+"
Comment1 "[email protected]"
Comment2 "[email protected]"
Comment3 "[email protected]"
Comment4 "[email protected]"
$EndDescr
$Comp
L power:GND #PWR02303
U 1 1 5B0E0D78
P 4800 4700
F 0 "#PWR02303" H 4800 4450 50 0001 C CNN
F 1 "GND" H 4800 4550 50 0000 C CNN
F 2 "" H 4800 4700 50 0001 C CNN
F 3 "" H 4800 4700 50 0001 C CNN
1 4800 4700
1 0 0 -1
$EndComp
Wire Wire Line
4800 4450 4850 4450
Wire Wire Line
4850 4550 4800 4550
Connection ~ 4800 4550
Wire Wire Line
4800 4650 4850 4650
Connection ~ 4800 4650
Text Notes 3150 5150 0 60 ~ 0
References:\nhttps://www.u-blox.com/sites/default/files/MAX-M8_HardwareIntegrationManual_%28UBX-13004876%29.pdf\nhttps://www.u-blox.com/sites/default/files/MAX-8-M8-FW3_HardwareIntegrationManual_%28UBX-15030059%29.pdf
Text Notes 8050 2200 0 60 ~ 0
3.4dBic
Wire Wire Line
3900 3550 4150 3550
Wire Wire Line
3900 3250 4800 3250
Connection ~ 3900 3250
Wire Wire Line
3900 3350 4850 3350
Connection ~ 3900 3350
NoConn ~ 6150 4650
NoConn ~ 6150 4450
$Comp
L Device:C C2301
U 1 1 5B0ED9E5
P 3900 3750
F 0 "C2301" H 3925 3850 50 0000 L CNN
F 1 "100nF" H 3925 3650 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3938 3600 50 0001 C CNN
F 3 "" H 3900 3750 50 0001 C CNN
1 3900 3750
-1 0 0 -1
$EndComp
$Comp
L power:GND #PWR02302
U 1 1 5B0EDAF7
P 3900 4000
F 0 "#PWR02302" H 3900 3750 50 0001 C CNN
F 1 "GND" H 3900 3850 50 0000 C CNN
F 2 "" H 3900 4000 50 0001 C CNN
F 3 "" H 3900 4000 50 0001 C CNN
1 3900 4000
1 0 0 -1
$EndComp
Connection ~ 3900 3550
Wire Wire Line
3900 3900 3900 3950
NoConn ~ 6150 3950
NoConn ~ 6150 4050
NoConn ~ 6150 4250
Text Notes 6200 4320 0 39 ~ 0
1PPS Output\n"Leave open if not used"
Text Notes 3320 4440 0 39 ~ 0
"Driving RESET_N low activates a hardware reset\n of the system. Use this pin only to reset the module.\n Do not use RESET_N to turn the module on and off,\n since the reset state increases power consumption."
NoConn ~ 4850 3900
Wire Wire Line
4850 4100 4800 4100
Wire Wire Line
4800 4100 4800 3550
Connection ~ 4800 3550
$Comp
L Device:C C2302
U 1 1 5B1028D6
P 4150 3750
F 0 "C2302" H 4150 3850 50 0000 L CNN
F 1 "10nF" H 4175 3650 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4188 3600 50 0001 C CNN
F 3 "" H 4150 3750 50 0001 C CNN
1 4150 3750
-1 0 0 -1
$EndComp
$Comp
L Device:C C2303
U 1 1 5B102929
P 4400 3750
F 0 "C2303" H 4400 3850 50 0000 L CNN
F 1 "1nF" H 4425 3650 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4438 3600 50 0001 C CNN
F 3 "" H 4400 3750 50 0001 C CNN
1 4400 3750
-1 0 0 -1
$EndComp
$Comp
L Device:C C2304
U 1 1 5B1029AE
P 4650 3750
F 0 "C2304" H 4650 3850 50 0000 L CNN
F 1 "100pF" H 4650 3650 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4688 3600 50 0001 C CNN
F 3 "" H 4650 3750 50 0001 C CNN
1 4650 3750
-1 0 0 -1
$EndComp
Wire Wire Line
3900 3950 4150 3950
Wire Wire Line
4650 3950 4650 3900
Connection ~ 3900 3950
Wire Wire Line
4400 3900 4400 3950
Connection ~ 4400 3950
Wire Wire Line
4150 3900 4150 3950
Connection ~ 4150 3950
Wire Wire Line
4150 3600 4150 3550
Connection ~ 4150 3550
Wire Wire Line
4400 3600 4400 3550
Connection ~ 4400 3550
Wire Wire Line
4650 3600 4650 3550
Connection ~ 4650 3550
Wire Wire Line
6600 3450 6150 3450
Wire Wire Line
6150 3650 6200 3650
Wire Wire Line
6150 3750 6200 3750
Wire Wire Line
4800 4450 4800 4550
NoConn ~ 6150 4550
Text HLabel 6200 3650 2 60 Output ~ 0
UART3_RXD
Text HLabel 6200 3750 2 60 Input ~ 0
UART3_TXD
$Comp
L dvk-mx8m-bsb:Antenna_Chip AE2301
U 1 1 5B123EED
P 7900 2100
F 0 "AE2301" H 8250 2250 50 0000 R CNN
F 1 "ACM4-5036-A1-CC-S" H 8850 2150 50 0000 R CNN
F 2 "dvk-mx8m-bsb:ACM4-5036-A1-CC-S" H 7900 2200 50 0001 C CNN
F 3 "https://cloud.puri.sm/s/Xi64aJqKKKscxsZ" H 7900 2200 50 0001 C CNN
F 4 "INPAQ" H 7900 2100 60 0001 C CNN "MFG Name"
F 5 "ACM4-5036-A1-CC-S" H 7900 2100 60 0001 C CNN "MFG Part Num"
F 6 "ACM4-5036-A1-CC-S" H 7900 2100 60 0001 C CNN "Distrib PN"
F 7 "https://www.endrich.com/antennen_nfc_wpc/acm4_5036_a1_cc_s" H 7900 2100 60 0001 C CNN "Distrib Link"
F 8 "-" H 7900 2100 60 0001 C CNN "Tolerance"
F 9 "https://www.everythingrf.com/products/gps-gnss-antennas/inpaq-technology-co-ltd/666-329-acm4-5036-a1-cc-s" H 7900 2100 60 0001 C CNN "Others"
1 7900 2100
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR02307
U 1 1 5B12431F
P 8000 2350
F 0 "#PWR02307" H 8000 2100 50 0001 C CNN
F 1 "GND" H 8000 2200 50 0000 C CNN
F 2 "" H 8000 2350 50 0001 C CNN
F 3 "" H 8000 2350 50 0001 C CNN
1 8000 2350
1 0 0 -1
$EndComp
Wire Wire Line
8000 2350 8000 2300
Wire Wire Line
7900 2300 7900 2650
NoConn ~ 7350 3450
Wire Wire Line
7350 3450 7300 3450
$Comp
L Device:L L2301
U 1 1 5B103CD2
P 7150 3450
F 0 "L2301" V 7225 3450 50 0000 C CNN
F 1 "NC" V 7105 3450 50 0000 C CNN
F 2 "Inductor_SMD:L_0402_1005Metric" H 7150 3450 50 0001 C CNN
F 3 "" H 7150 3450 50 0001 C CNN
1 7150 3450
0 -1 -1 0
$EndComp
Connection ~ 6950 3450
Wire Wire Line
6950 3500 6950 3450
Wire Wire Line
6950 3850 6950 3800
$Comp
L power:GND #PWR02304
U 1 1 5B103EA0
P 6950 3850
F 0 "#PWR02304" H 6950 3600 50 0001 C CNN
F 1 "GND" H 6950 3700 50 0000 C CNN
F 2 "" H 6950 3850 50 0001 C CNN
F 3 "" H 6950 3850 50 0001 C CNN
1 6950 3850
1 0 0 -1
$EndComp
Wire Wire Line
6900 3450 6950 3450
$Comp
L Device:C C2305
U 1 1 5B103D07
P 6950 3650
F 0 "C2305" H 6975 3735 50 0000 L CNN
F 1 "NC" H 6975 3550 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 6988 3500 50 0001 C CNN
F 3 "" H 6950 3650 50 0001 C CNN
1 6950 3650
1 0 0 -1
$EndComp
$Comp
L Device:R R2301
U 1 1 5B103CA5
P 6750 3450
F 0 "R2301" V 6830 3450 50 0000 C CNN
F 1 "NC" V 6650 3450 50 0000 C CNN
F 2 "Resistor_SMD:R_0402_1005Metric" V 6680 3450 50 0001 C CNN
F 3 "" H 6750 3450 50 0001 C CNN
1 6750 3450
0 -1 -1 0
$EndComp
Text Notes 7250 3625 0 39 ~ 0
VCC_RF used for\nactive antenna or LNA
Text Notes 7100 3925 0 60 ~ 0
33nH\n22pF\n10Ω
$Comp
L Device:L L2302
U 1 1 5B2088FC
P 7700 2800
F 0 "L2302" V 7775 2800 50 0000 C CNN
F 1 "NC" V 7655 2800 50 0000 C CNN
F 2 "Inductor_SMD:L_0402_1005Metric" H 7700 2800 50 0001 C CNN
F 3 "" H 7700 2800 50 0001 C CNN
1 7700 2800
0 -1 -1 0
$EndComp
Wire Wire Line
7500 3200 7500 3150
$Comp
L power:GND #PWR02305
U 1 1 5B208BC0
P 7500 3200
F 0 "#PWR02305" H 7500 2950 50 0001 C CNN
F 1 "GND" H 7500 3050 50 0000 C CNN
F 2 "" H 7500 3200 50 0001 C CNN
F 3 "" H 7500 3200 50 0001 C CNN
1 7500 3200
1 0 0 -1
$EndComp
$Comp
L Device:C C2306
U 1 1 5B208BC6
P 7500 3000
F 0 "C2306" H 7525 3085 50 0000 L CNN
F 1 "NC" H 7525 2900 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7538 2850 50 0001 C CNN
F 3 "" H 7500 3000 50 0001 C CNN
1 7500 3000
1 0 0 -1
$EndComp
Wire Wire Line
7900 3200 7900 3150
$Comp
L power:GND #PWR02306
U 1 1 5B208DA1
P 7900 3200
F 0 "#PWR02306" H 7900 2950 50 0001 C CNN
F 1 "GND" H 7900 3050 50 0000 C CNN
F 2 "" H 7900 3200 50 0001 C CNN
F 3 "" H 7900 3200 50 0001 C CNN
1 7900 3200
1 0 0 -1
$EndComp
$Comp
L Device:C C2307
U 1 1 5B208DA7
P 7900 3000
F 0 "C2307" H 7925 3085 50 0000 L CNN
F 1 "NC" H 7925 2900 50 0000 L CNN
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7938 2850 50 0001 C CNN
F 3 "" H 7900 3000 50 0001 C CNN
1 7900 3000
1 0 0 -1
$EndComp
Wire Wire Line
6150 3250 7350 3250
Wire Wire Line
7350 3250 7350 2800
Wire Wire Line
7350 2800 7500 2800
Wire Wire Line
7500 2650 7500 2800
Connection ~ 7500 2800
Wire Wire Line
7850 2800 7900 2800
Connection ~ 7900 2800
Wire Notes Line
7400 2550 7400 3400
Wire Notes Line
7400 3400 8200 3400
Wire Notes Line
8200 3400 8200 2550
Wire Notes Line
8200 2550 7400 2550
Text Notes 7405 2625 0 39 ~ 0
Matching Circuit
Wire Wire Line
7500 2650 7900 2650
Connection ~ 7900 2650
Text Notes 5000 2100 0 236 ~ 47
GNSS
$Comp
L dvk-mx8m-bsb:MAX-M8 U2301
U 1 1 5B0DFDBF
P 5500 3950
F 0 "U2301" H 5200 4800 60 0000 C CNN
F 1 "MAX-M8Q" H 5750 4800 60 0000 C CNN
F 2 "dvk-mx8m-bsb:MAX-M8" H 6350 4300 60 0001 C CNN
F 3 "https://www.u-blox.com/sites/default/files/MAX-M8-FW3_DataSheet_%28UBX-15031506%29.pdf" H 6350 4300 60 0001 C CNN
F 4 "U-Blox" H 5500 3950 60 0001 C CNN "MFG Name"
F 5 "MAX-M8Q" H 5500 3950 60 0001 C CNN "MFG Part Num"
F 6 "MAX-M8Q" H 5500 3950 60 0001 C CNN "Distrib PN"
F 7 "https://www.u-blox.com/en/product/max-m8-series" H 5500 3950 60 0001 C CNN "Distrib Link"
F 8 "-" H 5500 3950 60 0001 C CNN "Tolerance"
F 9 "https://www.digikey.com/product-detail/en/u-blox-america-inc/MAX-M8Q-0/672-1003-1-ND/6150666" H 5500 3950 60 0001 C CNN "Others"
1 5500 3950
1 0 0 -1
$EndComp
$Comp
L dvk-mx8m-bsb:3V3_P #PWR02301
U 1 1 5B259E98
P 3900 2850
F 0 "#PWR02301" H 3900 2700 50 0001 C CNN
F 1 "3V3_P" H 3900 2990 50 0000 C CNN
F 2 "" H 3900 2850 50 0001 C CNN
F 3 "" H 3900 2850 50 0001 C CNN
1 3900 2850
1 0 0 -1
$EndComp
$Comp
L Device:Ferrite_Bead FB2301
U 1 1 5B2B7A3D
P 3900 3050
F 0 "FB2301" H 3625 3000 50 0000 C CNN
F 1 "BLM18PG121SN1D" H 3425 3100 50 0000 C CNN
F 2 "dvk-mx8m-bsb:FER-0603" V 3830 3050 50 0001 C CNN
F 3 "https://www.murata.com/en-us/products/productdata/8796738650142/ENFA0003.pdf" H 3900 3050 50 0001 C CNN
F 4 "Murata" V 3900 3050 60 0001 C CNN "MFG Name"
F 5 "BLM18PG121SN1D" V 3900 3050 60 0001 C CNN "MFG Part Num"
F 6 "490-1037-1-ND" V 3900 3050 60 0001 C CNN "Distrib PN"
F 7 "https://www.digikey.com/product-detail/en/murata-electronics-north-america/BLM18PG121SN1D/490-1037-1-ND/584485" V 3900 3050 60 0001 C CNN "Distrib Link"
F 8 "25%" V 3900 3050 60 0001 C CNN "Tolerance"
F 9 "https://octopart.com/search?q=BLM18PG121SN1D&start=0" V 3900 3050 60 0001 C CNN "Others"
1 3900 3050
-1 0 0 1
$EndComp
Wire Wire Line
3900 3200 3900 3250
Wire Wire Line
3900 2900 3900 2850
$Comp
L power:PWR_FLAG #FLG02301
U 1 1 5B2B7FC5
P 4800 3100
F 0 "#FLG02301" H 4800 3175 50 0001 C CNN
F 1 "PWR_FLAG" H 4800 3250 50 0000 C CNN
F 2 "" H 4800 3100 50 0001 C CNN
F 3 "" H 4800 3100 50 0001 C CNN
1 4800 3100
1 0 0 -1
$EndComp
Wire Wire Line
4800 3100 4800 3250
Connection ~ 4800 3250
Wire Wire Line
4800 4550 4800 4650
Wire Wire Line
4800 4650 4800 4700
Wire Wire Line
3900 3250 3900 3350
Wire Wire Line
3900 3350 3900 3550
Wire Wire Line
3900 3550 3900 3600
Wire Wire Line
4800 3550 4850 3550
Wire Wire Line
3900 3950 3900 4000
Wire Wire Line
4400 3950 4650 3950
Wire Wire Line
4150 3950 4400 3950
Wire Wire Line
4150 3550 4400 3550
Wire Wire Line
4400 3550 4650 3550
Wire Wire Line
4650 3550 4800 3550
Wire Wire Line
6950 3450 7000 3450
Wire Wire Line
7500 2800 7550 2800
Wire Wire Line
7500 2800 7500 2850
Wire Wire Line
7900 2800 7900 2850
Wire Wire Line
7900 2650 7900 2800
Wire Wire Line
4800 3250 4850 3250
$EndSCHEMATC