reform/reform2-motherboard-pcb/reform2-sd.sch

EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
$Descr A4 11693 8268
encoding utf-8
Sheet 4 9
Title "MNT Reform 2 SD Card"
Date "2020-10-29"
Rev "2.0R-2C"
Comp "MNT Research GmbH"
Comment1 "https://mntre.com"
Comment2 "Engineer: Lukas F. Hartmann"
Comment3 "License: CERN-OHL-S 2.0"
Comment4 ""
$EndDescr
$Comp
L Connector:SD_Card J3
U 1 1 5D0E6993
P 6950 4050
F 0 "J3" H 6950 4715 50  0000 C CNN
F 1 "SD_Card" H 6950 4624 50  0000 C CNN
F 2 "footprints:TE_1775059-1" H 6950 4050 50  0001 C CNN
F 3 "https://www.te.com/usa-en/product-1775059-1.html" H 6950 4050 50  0001 C CNN
F 4 "TE" H 6950 4050 50  0001 C CNN "Manufacturer"
F 5 "1775059-1" H 6950 4050 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 6950 4050 50  0001 C CNN "Checked"
F 7 "Mouser" H 6950 4050 50  0001 C CNN "Distributor"
	1    6950 4050
	1    0    0    1   
$EndComp
Text GLabel 3350 3750 0    50   Input ~ 0
SD2_DATA0
Text GLabel 3350 3650 0    50   Input ~ 0
SD2_DATA1
Text GLabel 3350 4350 0    50   Input ~ 0
SD2_DATA2
Text GLabel 3350 4250 0    50   Input ~ 0
SD2_DATA3
Text GLabel 3350 4150 0    50   Input ~ 0
SD2_CMD
Text GLabel 3350 5900 0    50   Input ~ 0
SD2_CLK
Text GLabel 8500 4250 2    50   Output ~ 0
SD2_CD
Wire Wire Line
	8500 4250 8300 4250
$Comp
L Device:R_Small R42
U 1 1 5D1CB92A
P 8300 3850
F 0 "R42" H 8359 3896 50  0000 L CNN
F 1 "1.5k" H 8359 3805 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 8300 3850 50  0001 C CNN
F 3 "~" H 8300 3850 50  0001 C CNN
F 4 "Yageo" H 8300 3850 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-071K5L" H 8300 3850 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 8300 3850 50  0001 C CNN "Checked"
F 7 "Mouser" H 8300 3850 50  0001 C CNN "Distributor"
	1    8300 3850
	1    0    0    -1  
$EndComp
Wire Wire Line
	8300 4250 8300 3950
Connection ~ 8300 4250
Wire Wire Line
	8300 4250 7850 4250
$Comp
L power:GND #PWR0153
U 1 1 5D1CD57E
P 6050 3850
F 0 "#PWR0153" H 6050 3600 50  0001 C CNN
F 1 "GND" V 6055 3722 50  0000 R CNN
F 2 "" H 6050 3850 50  0001 C CNN
F 3 "" H 6050 3850 50  0001 C CNN
	1    6050 3850
	0    1    -1   0   
$EndComp
$Comp
L power:GND #PWR0154
U 1 1 5D1CDDEB
P 6050 4150
F 0 "#PWR0154" H 6050 3900 50  0001 C CNN
F 1 "GND" V 6055 4022 50  0000 R CNN
F 2 "" H 6050 4150 50  0001 C CNN
F 3 "" H 6050 4150 50  0001 C CNN
	1    6050 4150
	0    1    -1   0   
$EndComp
$Comp
L power:GND #PWR0155
U 1 1 5D1CE3E8
P 7950 4600
F 0 "#PWR0155" H 7950 4350 50  0001 C CNN
F 1 "GND" H 7955 4427 50  0000 C CNN
F 2 "" H 7950 4600 50  0001 C CNN
F 3 "" H 7950 4600 50  0001 C CNN
	1    7950 4600
	-1   0    0    -1  
$EndComp
Wire Wire Line
	7950 3850 7850 3850
Wire Wire Line
	7850 3950 7950 3950
Wire Wire Line
	7950 3950 7950 3850
Text Notes 3350 5200 0    50   ~ 0
Includes ESD protection
Text Notes 6600 4900 0    50   ~ 0
TE 1775059-1
$Comp
L Device:C_Small C137
U 1 1 5EE5821E
P 5000 3250
F 0 "C137" H 5092 3296 50  0000 L CNN
F 1 "10uF" H 5092 3205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5000 3250 50  0001 C CNN
F 3 "~" H 5000 3250 50  0001 C CNN
F 4 "Murata" H 5000 3250 50  0001 C CNN "Manufacturer"
F 5 "GRM188R6YA106MA73D" H 5000 3250 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 5000 3250 50  0001 C CNN "Checked"
F 7 "Mouser" H 5000 3250 50  0001 C CNN "Distributor"
	1    5000 3250
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C138
U 1 1 5EE585F1
P 5350 3250
F 0 "C138" H 5442 3296 50  0000 L CNN
F 1 "0.1uF" H 5442 3205 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5350 3250 50  0001 C CNN
F 3 "~" H 5350 3250 50  0001 C CNN
F 4 "Yageo" H 5350 3250 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 5350 3250 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 5350 3250 50  0001 C CNN "Checked"
F 7 "Mouser" H 5350 3250 50  0001 C CNN "Distributor"
	1    5350 3250
	1    0    0    -1  
$EndComp
Wire Wire Line
	5700 3150 5350 3150
Wire Wire Line
	5700 3150 5700 4050
Wire Wire Line
	5350 3150 5000 3150
Connection ~ 5350 3150
Connection ~ 5000 3150
$Comp
L power:GND #PWR082
U 1 1 5EE59DFE
P 5000 3400
F 0 "#PWR082" H 5000 3150 50  0001 C CNN
F 1 "GND" H 5005 3227 50  0000 C CNN
F 2 "" H 5000 3400 50  0001 C CNN
F 3 "" H 5000 3400 50  0001 C CNN
	1    5000 3400
	1    0    0    -1  
$EndComp
Wire Wire Line
	5000 3350 5000 3400
Wire Wire Line
	5000 3350 5350 3350
Connection ~ 5000 3350
$Comp
L Logic_LevelTranslator:TXS0108EPW U8
U 1 1 5E91B0C3
P 3750 3950
F 0 "U8" H 3750 2950 50  0000 C CNN
F 1 "TXS0108EPW" H 3750 2850 50  0000 C CNN
F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 3750 3200 50  0001 C CNN
F 3 "www.ti.com/lit/ds/symlink/txs0108e.pdf" H 3750 3850 50  0001 C CNN
F 4 "Texas Instruments" H 3750 3950 50  0001 C CNN "Manufacturer"
F 5 "TXS0108EPW" H 3750 3950 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 3750 3950 50  0001 C CNN "Checked"
F 7 "Mouser" H 3750 3950 50  0001 C CNN "Distributor"
	1    3750 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4150 3650 6050 3650
Wire Wire Line
	4150 3750 6050 3750
$Comp
L power:GND #PWR0134
U 1 1 5E91ECC8
P 3750 4650
F 0 "#PWR0134" H 3750 4400 50  0001 C CNN
F 1 "GND" H 3755 4477 50  0000 C CNN
F 2 "" H 3750 4650 50  0001 C CNN
F 3 "" H 3750 4650 50  0001 C CNN
	1    3750 4650
	-1   0    0    -1  
$EndComp
NoConn ~ 3350 3850
NoConn ~ 3350 4050
NoConn ~ 4150 3850
NoConn ~ 4150 4050
$Comp
L power:+3V3 #PWR0147
U 1 1 5E921E7A
P 5000 2200
F 0 "#PWR0147" H 5000 2050 50  0001 C CNN
F 1 "+3V3" H 5015 2373 50  0000 C CNN
F 2 "" H 5000 2200 50  0001 C CNN
F 3 "" H 5000 2200 50  0001 C CNN
	1    5000 2200
	1    0    0    -1  
$EndComp
Wire Wire Line
	3850 3150 3850 3250
$Comp
L power:+1V8 #PWR0148
U 1 1 5E92669E
P 3650 2200
F 0 "#PWR0148" H 3650 2050 50  0001 C CNN
F 1 "+1V8" H 3665 2373 50  0000 C CNN
F 2 "" H 3650 2200 50  0001 C CNN
F 3 "" H 3650 2200 50  0001 C CNN
	1    3650 2200
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C56
U 1 1 5E92B357
P 4300 3300
F 0 "C56" H 4392 3346 50  0000 L CNN
F 1 "0.1uF" H 4392 3255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4300 3300 50  0001 C CNN
F 3 "~" H 4300 3300 50  0001 C CNN
F 4 "Yageo" H 4300 3300 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 4300 3300 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 4300 3300 50  0001 C CNN "Checked"
F 7 "Mouser" H 4300 3300 50  0001 C CNN "Distributor"
	1    4300 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	4300 3150 4300 3200
$Comp
L Device:C_Small C57
U 1 1 5E92C316
P 3300 2750
F 0 "C57" H 3392 2796 50  0000 L CNN
F 1 "0.1uF" H 3392 2705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 3300 2750 50  0001 C CNN
F 3 "~" H 3300 2750 50  0001 C CNN
F 4 "Yageo" H 3300 2750 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 3300 2750 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 3300 2750 50  0001 C CNN "Checked"
F 7 "Mouser" H 3300 2750 50  0001 C CNN "Distributor"
	1    3300 2750
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0149
U 1 1 5E92E29E
P 4300 3400
F 0 "#PWR0149" H 4300 3150 50  0001 C CNN
F 1 "GND" H 4305 3227 50  0000 C CNN
F 2 "" H 4300 3400 50  0001 C CNN
F 3 "" H 4300 3400 50  0001 C CNN
	1    4300 3400
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0150
U 1 1 5E92E5E4
P 3300 2850
F 0 "#PWR0150" H 3300 2600 50  0001 C CNN
F 1 "GND" H 3305 2677 50  0000 C CNN
F 2 "" H 3300 2850 50  0001 C CNN
F 3 "" H 3300 2850 50  0001 C CNN
	1    3300 2850
	-1   0    0    -1  
$EndComp
Wire Wire Line
	5000 2250 5000 2200
Wire Wire Line
	5000 2450 5000 2600
Wire Wire Line
	5000 2600 5000 3150
Connection ~ 5000 2600
Wire Wire Line
	5700 4050 6050 4050
Wire Wire Line
	4150 4150 5700 4150
Wire Wire Line
	5700 4150 5700 4250
Wire Wire Line
	5700 4250 6050 4250
Wire Wire Line
	4150 4250 5600 4250
Wire Wire Line
	5600 4250 5600 4350
Wire Wire Line
	5600 4350 6050 4350
Wire Wire Line
	4150 4350 5500 4350
Wire Wire Line
	5500 4350 5500 4450
Wire Wire Line
	5500 4450 6050 4450
Wire Wire Line
	7950 3950 7950 4600
Connection ~ 7950 3950
Wire Wire Line
	8300 2600 5000 2600
Wire Wire Line
	8300 2600 8300 3750
$Comp
L Device:R_Small R65
U 1 1 5E039B4B
P 3650 2350
F 0 "R65" H 3591 2304 50  0000 R CNN
F 1 "0" H 3591 2395 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 3650 2350 50  0001 C CNN
F 3 "~" H 3650 2350 50  0001 C CNN
F 4 "Vishay Dale" H 3650 2350 50  0001 C CNN "Manufacturer"
F 5 "CRCW06030000Z0EAC" H 3650 2350 50  0001 C CNN "Manufacturer_No"
F 6 "Mouser" H 3650 2350 50  0001 C CNN "Distributor"
F 7 "y" H 3650 2350 50  0001 C CNN "Checked"
	1    3650 2350
	-1   0    0    1   
$EndComp
$Comp
L power:PWR_FLAG #FLG0117
U 1 1 5EC4072D
P 3650 2600
F 0 "#FLG0117" H 3650 2675 50  0001 C CNN
F 1 "PWR_FLAG" V 3650 2728 50  0000 L CNN
F 2 "" H 3650 2600 50  0001 C CNN
F 3 "~" H 3650 2600 50  0001 C CNN
	1    3650 2600
	0    1    1    0   
$EndComp
Connection ~ 3650 3100
Wire Wire Line
	3650 3100 3650 3250
$Comp
L power:PWR_FLAG #FLG0118
U 1 1 5EC40BBD
P 5000 2600
F 0 "#FLG0118" H 5000 2675 50  0001 C CNN
F 1 "PWR_FLAG" V 5000 2727 50  0000 L CNN
F 2 "" H 5000 2600 50  0001 C CNN
F 3 "~" H 5000 2600 50  0001 C CNN
	1    5000 2600
	0    -1   -1   0   
$EndComp
Wire Wire Line
	2600 3100 2750 3100
$Comp
L Device:Ferrite_Bead_Small FB?
U 1 1 60257C6A
P 5000 2350
AR Path="/5D06AC46/60257C6A" Ref="FB?"  Part="1" 
AR Path="/5D0CA3EB/60257C6A" Ref="FB22"  Part="1" 
F 0 "FB22" H 5100 2396 50  0000 L CNN
F 1 "100@100MHz 3A" H 5100 2305 50  0000 L CNN
F 2 "Inductor_SMD:L_0603_1608Metric" V 4930 2350 50  0001 C CNN
F 3 "~" H 5000 2350 50  0001 C CNN
F 4 "Murata" H 5000 2350 50  0001 C CNN "Manufacturer"
F 5 "BLM18KG101TN1D" H 5000 2350 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 5000 2350 50  0001 C CNN "Checked"
F 7 "Mouser" H 5000 2350 50  0001 C CNN "Distributor"
	1    5000 2350
	1    0    0    -1  
$EndComp
$Comp
L reform2:SN74AVC1T45 U28
U 1 1 5F9D51D0
P 3750 5750
F 0 "U28" H 3750 6165 50  0000 C CNN
F 1 "SN74AVC1T45" H 3750 6074 50  0000 C CNN
F 2 "Package_TO_SOT_SMD:SOT-23-6" H 3650 5700 50  0001 C CNN
F 3 "" H 3650 5700 50  0001 C CNN
F 4 "y" H 3750 5750 50  0001 C CNN "Checked"
F 5 "Mouser" H 3750 5750 50  0001 C CNN "Distributor"
F 6 "Texas Instruments" H 3750 5750 50  0001 C CNN "Manufacturer"
F 7 "SN74AVC1T45" H 3750 5750 50  0001 C CNN "Manufacturer_No"
	1    3750 5750
	1    0    0    -1  
$EndComp
NoConn ~ 3350 3950
NoConn ~ 4150 3950
Wire Wire Line
	4150 5900 5300 5900
Wire Wire Line
	5300 5900 5300 3950
Wire Wire Line
	5300 3950 6050 3950
Wire Wire Line
	4300 5250 4300 5750
Wire Wire Line
	4300 5750 4150 5750
$Comp
L power:GND #PWR023
U 1 1 5F9DBB23
P 2600 6250
F 0 "#PWR023" H 2600 6000 50  0001 C CNN
F 1 "GND" H 2605 6077 50  0000 C CNN
F 2 "" H 2600 6250 50  0001 C CNN
F 3 "" H 2600 6250 50  0001 C CNN
	1    2600 6250
	-1   0    0    -1  
$EndComp
Wire Wire Line
	3350 5750 2600 5750
Wire Wire Line
	2600 5750 2600 6150
$Comp
L Device:C_Small C169
U 1 1 5F9DF1DC
P 4750 5750
F 0 "C169" H 4842 5796 50  0000 L CNN
F 1 "0.1uF" H 4842 5705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4750 5750 50  0001 C CNN
F 3 "~" H 4750 5750 50  0001 C CNN
F 4 "Yageo" H 4750 5750 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 4750 5750 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 4750 5750 50  0001 C CNN "Checked"
F 7 "Mouser" H 4750 5750 50  0001 C CNN "Distributor"
	1    4750 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	4750 5850 4750 6150
Wire Wire Line
	4750 6150 2600 6150
Connection ~ 2600 6150
Wire Wire Line
	2600 6150 2600 6250
Wire Wire Line
	4750 5650 4750 5600
Wire Wire Line
	4750 5600 4150 5600
Wire Wire Line
	4300 3150 3850 3150
Wire Wire Line
	2600 5600 3350 5600
$Comp
L Device:C_Small C168
U 1 1 5F9ED869
P 2250 5750
F 0 "C168" H 2342 5796 50  0000 L CNN
F 1 "0.1uF" H 2342 5705 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2250 5750 50  0001 C CNN
F 3 "~" H 2250 5750 50  0001 C CNN
F 4 "Yageo" H 2250 5750 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 2250 5750 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 2250 5750 50  0001 C CNN "Checked"
F 7 "Mouser" H 2250 5750 50  0001 C CNN "Distributor"
	1    2250 5750
	1    0    0    -1  
$EndComp
Wire Wire Line
	2600 5600 2250 5600
Wire Wire Line
	2250 5600 2250 5650
Connection ~ 2600 5600
Wire Wire Line
	2250 5850 2250 6150
Wire Wire Line
	2250 6150 2600 6150
NoConn ~ 7850 4150
Wire Wire Line
	3650 2450 3650 2600
Wire Wire Line
	3650 2600 3300 2600
Wire Wire Line
	3300 2600 3300 2650
Connection ~ 3650 2600
Wire Wire Line
	3650 2600 3650 3100
Wire Wire Line
	4750 5600 4750 3150
Wire Wire Line
	4750 3150 4300 3150
Connection ~ 4750 5600
Connection ~ 4300 3150
Wire Wire Line
	4750 3150 5000 3150
Connection ~ 4750 3150
Wire Wire Line
	3650 2200 3650 2250
$Comp
L Device:R_Small R35
U 1 1 5FA1FC61
P 2750 3300
F 0 "R35" H 2809 3346 50  0000 L CNN
F 1 "1.5k" H 2809 3255 50  0000 L CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 2750 3300 50  0001 C CNN
F 3 "~" H 2750 3300 50  0001 C CNN
F 4 "Yageo" H 2750 3300 50  0001 C CNN "Manufacturer"
F 5 "RC0603FR-071K5L" H 2750 3300 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 2750 3300 50  0001 C CNN "Checked"
F 7 "Mouser" H 2750 3300 50  0001 C CNN "Distributor"
	1    2750 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2750 3200 2750 3100
Connection ~ 2750 3100
Wire Wire Line
	2750 3100 3650 3100
Wire Wire Line
	2750 5250 4300 5250
Wire Wire Line
	2600 3100 2600 5600
Wire Wire Line
	3350 3550 2750 3550
Wire Wire Line
	2750 3400 2750 3550
Connection ~ 2750 3550
Wire Wire Line
	2750 3550 2750 5250
$EndSCHEMATC