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EESchema Schematic File Version 4
2
LIBS:dvk-mx8m-bsb-cache
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EELAYER 26 0
4 5 6
EELAYER END
$Descr A4 11693 8268
encoding utf-8
7
Sheet 23 25
8
Title "GNSS"
9 10 11
Date "2018-11-08"
Rev "v1.0.0"
Comp "Copyright 2018 GNU GPLv3+"
12 13 14 15
Comment1 "eric.kuzmenko@puri.sm"
Comment2 "angus.ainslie@puri.sm"
Comment3 "nicole.faerber@puri.sm"
Comment4 "christian.schilmoeller@puri.sm"
16 17
$EndDescr
$Comp
18
L power:GND #PWR02303
19
U 1 1 5B0E0D78
20
P 4800 4700
21
F 0 "#PWR02303" H 4800 4450 50  0001 C CNN
22 23 24 25
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
26 27 28
	1    0    0    -1  
$EndComp
Wire Wire Line
29
	4800 4450 4850 4450
30
Wire Wire Line
31 32
	4850 4550 4800 4550
Connection ~ 4800 4550
33
Wire Wire Line
34 35
	4800 4650 4850 4650
Connection ~ 4800 4650
36 37
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
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Text Notes 8050 2200 0    60   ~ 0
39 40
3.4dBic
Wire Wire Line
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	3900 3550 4150 3550
42
Wire Wire Line
43
	3900 3250 4800 3250
44
Connection ~ 3900 3250
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Wire Wire Line
46 47 48 49
	3900 3350 4850 3350
Connection ~ 3900 3350
NoConn ~ 6150 4650
NoConn ~ 6150 4450
50
$Comp
51
L Device:C C2301
52
U 1 1 5B0ED9E5
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P 3900 3750
54
F 0 "C2301" H 3925 3850 50  0000 L CNN
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F 1 "100nF" H 3925 3650 50  0000 L CNN
56
F 2 "Capacitor_SMD:C_0402_1005Metric" H 3938 3600 50  0001 C CNN
57 58
F 3 "" H 3900 3750 50  0001 C CNN
	1    3900 3750
59 60 61
	-1   0    0    -1  
$EndComp
$Comp
62
L power:GND #PWR02302
63
U 1 1 5B0EDAF7
64
P 3900 4000
65
F 0 "#PWR02302" H 3900 3750 50  0001 C CNN
66 67 68 69
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
70 71
	1    0    0    -1  
$EndComp
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Connection ~ 3900 3550
73
Wire Wire Line
74
	3900 3900 3900 3950
75 76 77 78
NoConn ~ 6150 3950
NoConn ~ 6150 4050
NoConn ~ 6150 4250
Text Notes 6200 4320 0    39   ~ 0
79
 1PPS Output\n"Leave open if not used"
80
Text Notes 3320 4440 0    39   ~ 0
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"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."
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NoConn ~ 4850 3900
83
Wire Wire Line
84
	4850 4100 4800 4100
85
Wire Wire Line
86 87
	4800 4100 4800 3550
Connection ~ 4800 3550
88
$Comp
89
L Device:C C2302
90
U 1 1 5B1028D6
91
P 4150 3750
92
F 0 "C2302" H 4150 3850 50  0000 L CNN
93
F 1 "10nF" H 4175 3650 50  0000 L CNN
94
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4188 3600 50  0001 C CNN
95 96
F 3 "" H 4150 3750 50  0001 C CNN
	1    4150 3750
97 98 99
	-1   0    0    -1  
$EndComp
$Comp
100
L Device:C C2303
101
U 1 1 5B102929
102
P 4400 3750
103
F 0 "C2303" H 4400 3850 50  0000 L CNN
104
F 1 "1nF" H 4425 3650 50  0000 L CNN
105
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4438 3600 50  0001 C CNN
106 107
F 3 "" H 4400 3750 50  0001 C CNN
	1    4400 3750
108 109 110
	-1   0    0    -1  
$EndComp
$Comp
111
L Device:C C2304
112
U 1 1 5B1029AE
113
P 4650 3750
114
F 0 "C2304" H 4650 3850 50  0000 L CNN
115
F 1 "100pF" H 4650 3650 50  0000 L CNN
116
F 2 "Capacitor_SMD:C_0402_1005Metric" H 4688 3600 50  0001 C CNN
117 118
F 3 "" H 4650 3750 50  0001 C CNN
	1    4650 3750
119 120 121
	-1   0    0    -1  
$EndComp
Wire Wire Line
122
	3900 3950 4150 3950
123
Wire Wire Line
124 125
	4650 3950 4650 3900
Connection ~ 3900 3950
126
Wire Wire Line
127 128
	4400 3900 4400 3950
Connection ~ 4400 3950
129
Wire Wire Line
130 131
	4150 3900 4150 3950
Connection ~ 4150 3950
132
Wire Wire Line
133 134
	4150 3600 4150 3550
Connection ~ 4150 3550
135
Wire Wire Line
136 137
	4400 3600 4400 3550
Connection ~ 4400 3550
138
Wire Wire Line
139 140
	4650 3600 4650 3550
Connection ~ 4650 3550
141
Wire Wire Line
142
	6600 3450 6150 3450
143
Wire Wire Line
144
	6150 3650 6200 3650
145
Wire Wire Line
146
	6150 3750 6200 3750
147
Wire Wire Line
148
	4800 4450 4800 4550
149 150
NoConn ~ 6150 4550
Text HLabel 6200 3650 2    60   Output ~ 0
151
UART3_RXD
152
Text HLabel 6200 3750 2    60   Input ~ 0
153
UART3_TXD
154
$Comp
155
L dvk-mx8m-bsb:Antenna_Chip AE2301
156
U 1 1 5B123EED
157
P 7900 2100
158
F 0 "AE2301" H 8250 2250 50  0000 R CNN
159 160 161 162 163 164 165 166 167 168
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
169 170 171
	1    0    0    -1  
$EndComp
$Comp
172
L power:GND #PWR02307
173
U 1 1 5B12431F
174
P 8000 2350
175
F 0 "#PWR02307" H 8000 2100 50  0001 C CNN
176 177 178 179
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
180
	1    0    0    -1  
181
$EndComp
182
Wire Wire Line
183
	8000 2350 8000 2300
184
Wire Wire Line
185
	7900 2300 7900 2650
186
NoConn ~ 7350 3450
187
Wire Wire Line
188
	7350 3450 7300 3450
189
$Comp
190
L Device:L L2301
191
U 1 1 5B103CD2
192
P 7150 3450
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F 0 "L2301" V 7225 3450 50  0000 C CNN
194
F 1 "NC" V 7105 3450 50  0000 C CNN
195
F 2 "Inductor_SMD:L_0402_1005Metric" H 7150 3450 50  0001 C CNN
196 197
F 3 "" H 7150 3450 50  0001 C CNN
	1    7150 3450
198 199
	0    -1   -1   0   
$EndComp
200
Connection ~ 6950 3450
201
Wire Wire Line
202
	6950 3500 6950 3450
203
Wire Wire Line
204
	6950 3850 6950 3800
205
$Comp
206
L power:GND #PWR02304
207
U 1 1 5B103EA0
208
P 6950 3850
209
F 0 "#PWR02304" H 6950 3600 50  0001 C CNN
210 211 212 213
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
214 215 216
	1    0    0    -1  
$EndComp
Wire Wire Line
217
	6900 3450 6950 3450
218
$Comp
219
L Device:C C2305
220
U 1 1 5B103D07
221
P 6950 3650
222
F 0 "C2305" H 6975 3735 50  0000 L CNN
223
F 1 "NC" H 6975 3550 50  0000 L CNN
224
F 2 "Capacitor_SMD:C_0402_1005Metric" H 6988 3500 50  0001 C CNN
225 226
F 3 "" H 6950 3650 50  0001 C CNN
	1    6950 3650
227 228 229
	1    0    0    -1  
$EndComp
$Comp
230
L Device:R R2301
231
U 1 1 5B103CA5
232
P 6750 3450
233
F 0 "R2301" V 6830 3450 50  0000 C CNN
234
F 1 "NC" V 6650 3450 50  0000 C CNN
235
F 2 "Resistor_SMD:R_0402_1005Metric" V 6680 3450 50  0001 C CNN
236 237
F 3 "" H 6750 3450 50  0001 C CNN
	1    6750 3450
238
	0    -1   -1   0   
239
$EndComp
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Text Notes 7250 3625 0    39   ~ 0
241
VCC_RF used for\nactive antenna or LNA
242
Text Notes 7100 3925 0    60   ~ 0
243
33nH\n22pF\n10Ω
244
$Comp
245
L Device:L L2302
246
U 1 1 5B2088FC
247
P 7700 2800
248
F 0 "L2302" V 7775 2800 50  0000 C CNN
249
F 1 "NC" V 7655 2800 50  0000 C CNN
250
F 2 "Inductor_SMD:L_0402_1005Metric" H 7700 2800 50  0001 C CNN
251 252
F 3 "" H 7700 2800 50  0001 C CNN
	1    7700 2800
253 254 255
	0    -1   -1   0   
$EndComp
Wire Wire Line
256
	7500 3200 7500 3150
257
$Comp
258
L power:GND #PWR02305
259
U 1 1 5B208BC0
260
P 7500 3200
261
F 0 "#PWR02305" H 7500 2950 50  0001 C CNN
262 263 264 265
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
266 267 268
	1    0    0    -1  
$EndComp
$Comp
269
L Device:C C2306
270
U 1 1 5B208BC6
271
P 7500 3000
272
F 0 "C2306" H 7525 3085 50  0000 L CNN
273
F 1 "NC" H 7525 2900 50  0000 L CNN
274
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7538 2850 50  0001 C CNN
275 276
F 3 "" H 7500 3000 50  0001 C CNN
	1    7500 3000
277 278 279
	1    0    0    -1  
$EndComp
Wire Wire Line
280
	7900 3200 7900 3150
281
$Comp
282
L power:GND #PWR02306
283
U 1 1 5B208DA1
284
P 7900 3200
285
F 0 "#PWR02306" H 7900 2950 50  0001 C CNN
286 287 288 289
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
290 291 292
	1    0    0    -1  
$EndComp
$Comp
293
L Device:C C2307
294
U 1 1 5B208DA7
295
P 7900 3000
296
F 0 "C2307" H 7925 3085 50  0000 L CNN
297
F 1 "NC" H 7925 2900 50  0000 L CNN
298
F 2 "Capacitor_SMD:C_0402_1005Metric" H 7938 2850 50  0001 C CNN
299 300
F 3 "" H 7900 3000 50  0001 C CNN
	1    7900 3000
301 302 303
	1    0    0    -1  
$EndComp
Wire Wire Line
304
	6150 3250 7350 3250
305
Wire Wire Line
306
	7350 3250 7350 2800
307
Wire Wire Line
308
	7350 2800 7500 2800
309
Wire Wire Line
310
	7500 2650 7500 2800
311
Connection ~ 7500 2800
312
Wire Wire Line
313 314
	7850 2800 7900 2800
Connection ~ 7900 2800
315
Wire Notes Line
316
	7400 2550 7400 3400
317
Wire Notes Line
318
	7400 3400 8200 3400
319
Wire Notes Line
320
	8200 3400 8200 2550
321
Wire Notes Line
322 323
	8200 2550 7400 2550
Text Notes 7405 2625 0    39   ~ 0
324 325
Matching Circuit
Wire Wire Line
326 327 328 329
	7500 2650 7900 2650
Connection ~ 7900 2650
Text Notes 5000 2100 0    236  ~ 47
GNSS
330
$Comp
331
L dvk-mx8m-bsb:MAX-M8 U2301
332 333
U 1 1 5B0DFDBF
P 5500 3950
334
F 0 "U2301" H 5200 4800 60  0000 C CNN
335 336 337 338 339 340 341 342 343 344 345 346
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
347
$Comp
348
L dvk-mx8m-bsb:3V3_P #PWR02301
349
U 1 1 5B259E98
350
P 3900 2850
351
F 0 "#PWR02301" H 3900 2700 50  0001 C CNN
352 353 354 355 356 357 358
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
359
L Device:Ferrite_Bead FB2301
360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375
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
376
	3900 3200 3900 3250
377 378 379
Wire Wire Line
	3900 2900 3900 2850
$Comp
380
L power:PWR_FLAG #FLG02301
381 382
U 1 1 5B2B7FC5
P 4800 3100
383
F 0 "#FLG02301" H 4800 3175 50  0001 C CNN
384 385 386 387
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
388 389
	1    0    0    -1  
$EndComp
390 391 392
Wire Wire Line
	4800 3100 4800 3250
Connection ~ 4800 3250
393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428
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
429
$EndSCHEMATC