reform2-sd.sch (13438B)
1 EESchema Schematic File Version 4 2 EELAYER 30 0 3 EELAYER END 4 $Descr A4 11693 8268 5 encoding utf-8 6 Sheet 4 12 7 Title "MNT Reform 2 SD Card" 8 Date "2021-01-26" 9 Rev "2.0R-2D" 10 Comp "MNT Research GmbH" 11 Comment1 "https://mntre.com" 12 Comment2 "Engineer: Lukas F. Hartmann" 13 Comment3 "License: CERN-OHL-S 2.0" 14 Comment4 "" 15 $EndDescr 16 $Comp 17 L Connector:SD_Card J3 18 U 1 1 5D0E6993 19 P 7350 3950 20 F 0 "J3" H 7350 4615 50 0000 C CNN 21 F 1 "SD_Card" H 7350 4524 50 0000 C CNN 22 F 2 "footprints:TE_1775059-1" H 7350 3950 50 0001 C CNN 23 F 3 "https://www.te.com/usa-en/product-1775059-1.html" H 7350 3950 50 0001 C CNN 24 F 4 "TE" H 7350 3950 50 0001 C CNN "Manufacturer" 25 F 5 "1775059-1" H 7350 3950 50 0001 C CNN "Manufacturer_No" 26 F 6 "y" H 7350 3950 50 0001 C CNN "Checked" 27 F 7 "Mouser" H 7350 3950 50 0001 C CNN "Distributor" 28 1 7350 3950 29 1 0 0 1 30 $EndComp 31 Text GLabel 3750 3650 0 50 Input ~ 0 32 SD2_DATA0 33 Text GLabel 3750 3550 0 50 Input ~ 0 34 SD2_DATA1 35 Text GLabel 3750 4250 0 50 Input ~ 0 36 SD2_DATA2 37 Text GLabel 3750 4150 0 50 Input ~ 0 38 SD2_DATA3 39 Text GLabel 3750 4050 0 50 Input ~ 0 40 SD2_CMD 41 Text GLabel 3750 5800 0 50 Input ~ 0 42 SD2_CLK 43 Text GLabel 8900 4150 2 50 Output ~ 0 44 SD2_CD 45 Wire Wire Line 46 8900 4150 8700 4150 47 $Comp 48 L Device:R_Small R42 49 U 1 1 5D1CB92A 50 P 8700 3750 51 F 0 "R42" H 8759 3796 50 0000 L CNN 52 F 1 "1.5k" H 8759 3705 50 0000 L CNN 53 F 2 "Resistor_SMD:R_0603_1608Metric" H 8700 3750 50 0001 C CNN 54 F 3 "~" H 8700 3750 50 0001 C CNN 55 F 4 "Yageo" H 8700 3750 50 0001 C CNN "Manufacturer" 56 F 5 "RC0603FR-071K5L" H 8700 3750 50 0001 C CNN "Manufacturer_No" 57 F 6 "y" H 8700 3750 50 0001 C CNN "Checked" 58 F 7 "Mouser" H 8700 3750 50 0001 C CNN "Distributor" 59 1 8700 3750 60 1 0 0 -1 61 $EndComp 62 Wire Wire Line 63 8700 4150 8700 3850 64 Connection ~ 8700 4150 65 Wire Wire Line 66 8700 4150 8250 4150 67 $Comp 68 L power:GND #PWR0153 69 U 1 1 5D1CD57E 70 P 6450 3750 71 F 0 "#PWR0153" H 6450 3500 50 0001 C CNN 72 F 1 "GND" V 6455 3622 50 0000 R CNN 73 F 2 "" H 6450 3750 50 0001 C CNN 74 F 3 "" H 6450 3750 50 0001 C CNN 75 1 6450 3750 76 0 1 -1 0 77 $EndComp 78 $Comp 79 L power:GND #PWR0154 80 U 1 1 5D1CDDEB 81 P 6450 4050 82 F 0 "#PWR0154" H 6450 3800 50 0001 C CNN 83 F 1 "GND" V 6455 3922 50 0000 R CNN 84 F 2 "" H 6450 4050 50 0001 C CNN 85 F 3 "" H 6450 4050 50 0001 C CNN 86 1 6450 4050 87 0 1 -1 0 88 $EndComp 89 $Comp 90 L power:GND #PWR0155 91 U 1 1 5D1CE3E8 92 P 8350 4500 93 F 0 "#PWR0155" H 8350 4250 50 0001 C CNN 94 F 1 "GND" H 8355 4327 50 0000 C CNN 95 F 2 "" H 8350 4500 50 0001 C CNN 96 F 3 "" H 8350 4500 50 0001 C CNN 97 1 8350 4500 98 -1 0 0 -1 99 $EndComp 100 Wire Wire Line 101 8350 3750 8250 3750 102 Wire Wire Line 103 8250 3850 8350 3850 104 Wire Wire Line 105 8350 3850 8350 3750 106 Text Notes 3750 5100 0 50 ~ 0 107 Includes ESD protection 108 Text Notes 7100 4750 0 50 ~ 0 109 TE 1775059-1 110 $Comp 111 L Device:C_Small C137 112 U 1 1 5EE5821E 113 P 5400 3150 114 F 0 "C137" H 5492 3196 50 0000 L CNN 115 F 1 "10uF" H 5492 3105 50 0000 L CNN 116 F 2 "Capacitor_SMD:C_0603_1608Metric" H 5400 3150 50 0001 C CNN 117 F 3 "~" H 5400 3150 50 0001 C CNN 118 F 4 "Murata" H 5400 3150 50 0001 C CNN "Manufacturer" 119 F 5 "GRM188R6YA106MA73D" H 5400 3150 50 0001 C CNN "Manufacturer_No" 120 F 6 "y" H 5400 3150 50 0001 C CNN "Checked" 121 F 7 "Mouser" H 5400 3150 50 0001 C CNN "Distributor" 122 1 5400 3150 123 1 0 0 -1 124 $EndComp 125 $Comp 126 L Device:C_Small C138 127 U 1 1 5EE585F1 128 P 5750 3150 129 F 0 "C138" H 5842 3196 50 0000 L CNN 130 F 1 "0.1uF" H 5842 3105 50 0000 L CNN 131 F 2 "Capacitor_SMD:C_0603_1608Metric" H 5750 3150 50 0001 C CNN 132 F 3 "~" H 5750 3150 50 0001 C CNN 133 F 4 "Yageo" H 5750 3150 50 0001 C CNN "Manufacturer" 134 F 5 "CC0603JPX7R9BB104" H 5750 3150 50 0001 C CNN "Manufacturer_No" 135 F 6 "y" H 5750 3150 50 0001 C CNN "Checked" 136 F 7 "Mouser" H 5750 3150 50 0001 C CNN "Distributor" 137 1 5750 3150 138 1 0 0 -1 139 $EndComp 140 Wire Wire Line 141 6100 3050 5750 3050 142 Wire Wire Line 143 6100 3050 6100 3950 144 Wire Wire Line 145 5750 3050 5400 3050 146 Connection ~ 5750 3050 147 Connection ~ 5400 3050 148 $Comp 149 L power:GND #PWR082 150 U 1 1 5EE59DFE 151 P 5400 3300 152 F 0 "#PWR082" H 5400 3050 50 0001 C CNN 153 F 1 "GND" H 5405 3127 50 0000 C CNN 154 F 2 "" H 5400 3300 50 0001 C CNN 155 F 3 "" H 5400 3300 50 0001 C CNN 156 1 5400 3300 157 1 0 0 -1 158 $EndComp 159 Wire Wire Line 160 5400 3250 5400 3300 161 Wire Wire Line 162 5400 3250 5750 3250 163 Connection ~ 5400 3250 164 $Comp 165 L Logic_LevelTranslator:TXS0108EPW U8 166 U 1 1 5E91B0C3 167 P 4150 3850 168 F 0 "U8" H 4150 2850 50 0000 C CNN 169 F 1 "TXS0108EPW" H 4150 2750 50 0000 C CNN 170 F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 4150 3100 50 0001 C CNN 171 F 3 "www.ti.com/lit/ds/symlink/txs0108e.pdf" H 4150 3750 50 0001 C CNN 172 F 4 "Texas Instruments" H 4150 3850 50 0001 C CNN "Manufacturer" 173 F 5 "TXS0108EPW" H 4150 3850 50 0001 C CNN "Manufacturer_No" 174 F 6 "y" H 4150 3850 50 0001 C CNN "Checked" 175 F 7 "Mouser" H 4150 3850 50 0001 C CNN "Distributor" 176 1 4150 3850 177 1 0 0 -1 178 $EndComp 179 Wire Wire Line 180 4550 3550 6450 3550 181 Wire Wire Line 182 4550 3650 6450 3650 183 $Comp 184 L power:GND #PWR0134 185 U 1 1 5E91ECC8 186 P 4150 4550 187 F 0 "#PWR0134" H 4150 4300 50 0001 C CNN 188 F 1 "GND" H 4155 4377 50 0000 C CNN 189 F 2 "" H 4150 4550 50 0001 C CNN 190 F 3 "" H 4150 4550 50 0001 C CNN 191 1 4150 4550 192 -1 0 0 -1 193 $EndComp 194 NoConn ~ 3750 3750 195 NoConn ~ 3750 3950 196 NoConn ~ 4550 3750 197 NoConn ~ 4550 3950 198 $Comp 199 L power:+3V3 #PWR0147 200 U 1 1 5E921E7A 201 P 5400 2100 202 F 0 "#PWR0147" H 5400 1950 50 0001 C CNN 203 F 1 "+3V3" H 5415 2273 50 0000 C CNN 204 F 2 "" H 5400 2100 50 0001 C CNN 205 F 3 "" H 5400 2100 50 0001 C CNN 206 1 5400 2100 207 1 0 0 -1 208 $EndComp 209 Wire Wire Line 210 4250 3050 4250 3150 211 $Comp 212 L power:+1V8 #PWR0148 213 U 1 1 5E92669E 214 P 4050 2100 215 F 0 "#PWR0148" H 4050 1950 50 0001 C CNN 216 F 1 "+1V8" H 4065 2273 50 0000 C CNN 217 F 2 "" H 4050 2100 50 0001 C CNN 218 F 3 "" H 4050 2100 50 0001 C CNN 219 1 4050 2100 220 1 0 0 -1 221 $EndComp 222 $Comp 223 L Device:C_Small C56 224 U 1 1 5E92B357 225 P 4700 3200 226 F 0 "C56" H 4792 3246 50 0000 L CNN 227 F 1 "0.1uF" H 4792 3155 50 0000 L CNN 228 F 2 "Capacitor_SMD:C_0603_1608Metric" H 4700 3200 50 0001 C CNN 229 F 3 "~" H 4700 3200 50 0001 C CNN 230 F 4 "Yageo" H 4700 3200 50 0001 C CNN "Manufacturer" 231 F 5 "CC0603JPX7R9BB104" H 4700 3200 50 0001 C CNN "Manufacturer_No" 232 F 6 "y" H 4700 3200 50 0001 C CNN "Checked" 233 F 7 "Mouser" H 4700 3200 50 0001 C CNN "Distributor" 234 1 4700 3200 235 1 0 0 -1 236 $EndComp 237 Wire Wire Line 238 4700 3050 4700 3100 239 $Comp 240 L Device:C_Small C57 241 U 1 1 5E92C316 242 P 3700 2650 243 F 0 "C57" H 3792 2696 50 0000 L CNN 244 F 1 "0.1uF" H 3792 2605 50 0000 L CNN 245 F 2 "Capacitor_SMD:C_0603_1608Metric" H 3700 2650 50 0001 C CNN 246 F 3 "~" H 3700 2650 50 0001 C CNN 247 F 4 "Yageo" H 3700 2650 50 0001 C CNN "Manufacturer" 248 F 5 "CC0603JPX7R9BB104" H 3700 2650 50 0001 C CNN "Manufacturer_No" 249 F 6 "y" H 3700 2650 50 0001 C CNN "Checked" 250 F 7 "Mouser" H 3700 2650 50 0001 C CNN "Distributor" 251 1 3700 2650 252 1 0 0 -1 253 $EndComp 254 $Comp 255 L power:GND #PWR0149 256 U 1 1 5E92E29E 257 P 4700 3300 258 F 0 "#PWR0149" H 4700 3050 50 0001 C CNN 259 F 1 "GND" H 4705 3127 50 0000 C CNN 260 F 2 "" H 4700 3300 50 0001 C CNN 261 F 3 "" H 4700 3300 50 0001 C CNN 262 1 4700 3300 263 -1 0 0 -1 264 $EndComp 265 $Comp 266 L power:GND #PWR0150 267 U 1 1 5E92E5E4 268 P 3700 2750 269 F 0 "#PWR0150" H 3700 2500 50 0001 C CNN 270 F 1 "GND" H 3705 2577 50 0000 C CNN 271 F 2 "" H 3700 2750 50 0001 C CNN 272 F 3 "" H 3700 2750 50 0001 C CNN 273 1 3700 2750 274 -1 0 0 -1 275 $EndComp 276 Wire Wire Line 277 5400 2150 5400 2100 278 Wire Wire Line 279 5400 2350 5400 2500 280 Wire Wire Line 281 5400 2500 5400 3050 282 Connection ~ 5400 2500 283 Wire Wire Line 284 6100 3950 6450 3950 285 Wire Wire Line 286 4550 4050 6100 4050 287 Wire Wire Line 288 6100 4050 6100 4150 289 Wire Wire Line 290 6100 4150 6450 4150 291 Wire Wire Line 292 4550 4150 6000 4150 293 Wire Wire Line 294 6000 4150 6000 4250 295 Wire Wire Line 296 6000 4250 6450 4250 297 Wire Wire Line 298 4550 4250 5900 4250 299 Wire Wire Line 300 5900 4250 5900 4350 301 Wire Wire Line 302 5900 4350 6450 4350 303 Wire Wire Line 304 8350 3850 8350 4500 305 Connection ~ 8350 3850 306 Wire Wire Line 307 8700 2500 5400 2500 308 Wire Wire Line 309 8700 2500 8700 3650 310 $Comp 311 L Device:R_Small R65 312 U 1 1 5E039B4B 313 P 4050 2250 314 F 0 "R65" H 3991 2204 50 0000 R CNN 315 F 1 "0" H 3991 2295 50 0000 R CNN 316 F 2 "Resistor_SMD:R_0603_1608Metric" H 4050 2250 50 0001 C CNN 317 F 3 "~" H 4050 2250 50 0001 C CNN 318 F 4 "Vishay Dale" H 4050 2250 50 0001 C CNN "Manufacturer" 319 F 5 "CRCW06030000Z0EAC" H 4050 2250 50 0001 C CNN "Manufacturer_No" 320 F 6 "Mouser" H 4050 2250 50 0001 C CNN "Distributor" 321 F 7 "y" H 4050 2250 50 0001 C CNN "Checked" 322 1 4050 2250 323 -1 0 0 1 324 $EndComp 325 $Comp 326 L power:PWR_FLAG #FLG0117 327 U 1 1 5EC4072D 328 P 4050 2500 329 F 0 "#FLG0117" H 4050 2575 50 0001 C CNN 330 F 1 "PWR_FLAG" V 4050 2628 50 0000 L CNN 331 F 2 "" H 4050 2500 50 0001 C CNN 332 F 3 "~" H 4050 2500 50 0001 C CNN 333 1 4050 2500 334 0 1 1 0 335 $EndComp 336 Connection ~ 4050 3000 337 Wire Wire Line 338 4050 3000 4050 3150 339 $Comp 340 L power:PWR_FLAG #FLG0118 341 U 1 1 5EC40BBD 342 P 5400 2500 343 F 0 "#FLG0118" H 5400 2575 50 0001 C CNN 344 F 1 "PWR_FLAG" V 5400 2627 50 0000 L CNN 345 F 2 "" H 5400 2500 50 0001 C CNN 346 F 3 "~" H 5400 2500 50 0001 C CNN 347 1 5400 2500 348 0 -1 -1 0 349 $EndComp 350 Wire Wire Line 351 3000 3000 3150 3000 352 $Comp 353 L Device:Ferrite_Bead_Small FB? 354 U 1 1 60257C6A 355 P 5400 2250 356 AR Path="/5D06AC46/60257C6A" Ref="FB?" Part="1" 357 AR Path="/5D0CA3EB/60257C6A" Ref="FB22" Part="1" 358 F 0 "FB22" H 5500 2296 50 0000 L CNN 359 F 1 "100@100MHz 3A" H 5500 2205 50 0000 L CNN 360 F 2 "Inductor_SMD:L_0603_1608Metric" V 5330 2250 50 0001 C CNN 361 F 3 "~" H 5400 2250 50 0001 C CNN 362 F 4 "Murata" H 5400 2250 50 0001 C CNN "Manufacturer" 363 F 5 "BLM18KG101TN1D" H 5400 2250 50 0001 C CNN "Manufacturer_No" 364 F 6 "y" H 5400 2250 50 0001 C CNN "Checked" 365 F 7 "Mouser" H 5400 2250 50 0001 C CNN "Distributor" 366 1 5400 2250 367 1 0 0 -1 368 $EndComp 369 $Comp 370 L reform2:SN74AVC1T45 U28 371 U 1 1 5F9D51D0 372 P 4150 5650 373 F 0 "U28" H 4150 6065 50 0000 C CNN 374 F 1 "SN74AVC1T45" H 4150 5974 50 0000 C CNN 375 F 2 "Package_TO_SOT_SMD:SOT-23-6" H 4050 5600 50 0001 C CNN 376 F 3 "" H 4050 5600 50 0001 C CNN 377 F 4 "y" H 4150 5650 50 0001 C CNN "Checked" 378 F 5 "Mouser" H 4150 5650 50 0001 C CNN "Distributor" 379 F 6 "Texas Instruments" H 4150 5650 50 0001 C CNN "Manufacturer" 380 F 7 "SN74AVC1T45" H 4150 5650 50 0001 C CNN "Manufacturer_No" 381 1 4150 5650 382 1 0 0 -1 383 $EndComp 384 NoConn ~ 3750 3850 385 NoConn ~ 4550 3850 386 Wire Wire Line 387 4550 5800 5700 5800 388 Wire Wire Line 389 5700 5800 5700 3850 390 Wire Wire Line 391 5700 3850 6450 3850 392 Wire Wire Line 393 4700 5150 4700 5650 394 Wire Wire Line 395 4700 5650 4550 5650 396 $Comp 397 L power:GND #PWR023 398 U 1 1 5F9DBB23 399 P 3000 6150 400 F 0 "#PWR023" H 3000 5900 50 0001 C CNN 401 F 1 "GND" H 3005 5977 50 0000 C CNN 402 F 2 "" H 3000 6150 50 0001 C CNN 403 F 3 "" H 3000 6150 50 0001 C CNN 404 1 3000 6150 405 -1 0 0 -1 406 $EndComp 407 Wire Wire Line 408 3750 5650 3000 5650 409 Wire Wire Line 410 3000 5650 3000 6050 411 $Comp 412 L Device:C_Small C169 413 U 1 1 5F9DF1DC 414 P 5150 5650 415 F 0 "C169" H 5242 5696 50 0000 L CNN 416 F 1 "0.1uF" H 5242 5605 50 0000 L CNN 417 F 2 "Capacitor_SMD:C_0603_1608Metric" H 5150 5650 50 0001 C CNN 418 F 3 "~" H 5150 5650 50 0001 C CNN 419 F 4 "Yageo" H 5150 5650 50 0001 C CNN "Manufacturer" 420 F 5 "CC0603JPX7R9BB104" H 5150 5650 50 0001 C CNN "Manufacturer_No" 421 F 6 "y" H 5150 5650 50 0001 C CNN "Checked" 422 F 7 "Mouser" H 5150 5650 50 0001 C CNN "Distributor" 423 1 5150 5650 424 1 0 0 -1 425 $EndComp 426 Wire Wire Line 427 5150 5750 5150 6050 428 Wire Wire Line 429 5150 6050 3000 6050 430 Connection ~ 3000 6050 431 Wire Wire Line 432 3000 6050 3000 6150 433 Wire Wire Line 434 5150 5550 5150 5500 435 Wire Wire Line 436 5150 5500 4550 5500 437 Wire Wire Line 438 4700 3050 4250 3050 439 Wire Wire Line 440 3000 5500 3750 5500 441 $Comp 442 L Device:C_Small C168 443 U 1 1 5F9ED869 444 P 2650 5650 445 F 0 "C168" H 2742 5696 50 0000 L CNN 446 F 1 "0.1uF" H 2742 5605 50 0000 L CNN 447 F 2 "Capacitor_SMD:C_0603_1608Metric" H 2650 5650 50 0001 C CNN 448 F 3 "~" H 2650 5650 50 0001 C CNN 449 F 4 "Yageo" H 2650 5650 50 0001 C CNN "Manufacturer" 450 F 5 "CC0603JPX7R9BB104" H 2650 5650 50 0001 C CNN "Manufacturer_No" 451 F 6 "y" H 2650 5650 50 0001 C CNN "Checked" 452 F 7 "Mouser" H 2650 5650 50 0001 C CNN "Distributor" 453 1 2650 5650 454 1 0 0 -1 455 $EndComp 456 Wire Wire Line 457 3000 5500 2650 5500 458 Wire Wire Line 459 2650 5500 2650 5550 460 Connection ~ 3000 5500 461 Wire Wire Line 462 2650 5750 2650 6050 463 Wire Wire Line 464 2650 6050 3000 6050 465 NoConn ~ 8250 4050 466 Wire Wire Line 467 4050 2350 4050 2500 468 Wire Wire Line 469 4050 2500 3700 2500 470 Wire Wire Line 471 3700 2500 3700 2550 472 Connection ~ 4050 2500 473 Wire Wire Line 474 4050 2500 4050 3000 475 Wire Wire Line 476 5150 5500 5150 3050 477 Wire Wire Line 478 5150 3050 4700 3050 479 Connection ~ 5150 5500 480 Connection ~ 4700 3050 481 Wire Wire Line 482 5150 3050 5400 3050 483 Connection ~ 5150 3050 484 Wire Wire Line 485 4050 2100 4050 2150 486 $Comp 487 L Device:R_Small R35 488 U 1 1 5FA1FC61 489 P 3150 3200 490 F 0 "R35" H 3209 3246 50 0000 L CNN 491 F 1 "1.5k" H 3209 3155 50 0000 L CNN 492 F 2 "Resistor_SMD:R_0603_1608Metric" H 3150 3200 50 0001 C CNN 493 F 3 "~" H 3150 3200 50 0001 C CNN 494 F 4 "Yageo" H 3150 3200 50 0001 C CNN "Manufacturer" 495 F 5 "RC0603FR-071K5L" H 3150 3200 50 0001 C CNN "Manufacturer_No" 496 F 6 "y" H 3150 3200 50 0001 C CNN "Checked" 497 F 7 "Mouser" H 3150 3200 50 0001 C CNN "Distributor" 498 1 3150 3200 499 1 0 0 -1 500 $EndComp 501 Wire Wire Line 502 3150 3100 3150 3000 503 Connection ~ 3150 3000 504 Wire Wire Line 505 3150 3000 4050 3000 506 Wire Wire Line 507 3150 5150 4700 5150 508 Wire Wire Line 509 3000 3000 3000 5500 510 Wire Wire Line 511 3750 3450 3150 3450 512 Wire Wire Line 513 3150 3300 3150 3450 514 Connection ~ 3150 3450 515 Wire Wire Line 516 3150 3450 3150 5150 517 Text Notes 4100 2950 0 50 ~ 0 518 Level Shifter 519 Text Notes 7300 3350 0 50 ~ 0 520 SD Card Slot 521 $EndSCHEMATC