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 "2020-04-11"
Rev "2.0D-4"
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 3600 3750 0    50   Input ~ 0
SD2_DATA0
Text GLabel 3600 3650 0    50   Input ~ 0
SD2_DATA1
Text GLabel 3600 4350 0    50   Input ~ 0
SD2_DATA2
Text GLabel 3600 4250 0    50   Input ~ 0
SD2_DATA3
Text GLabel 3600 4150 0    50   Input ~ 0
SD2_CMD
Text GLabel 3600 3950 0    50   Input ~ 0
SD2_CLK
Text GLabel 8500 4250 2    50   Output ~ 0
SD2_CD
Wire Wire Line
	8500 4250 8300 4250
Wire Wire Line
	7850 4150 8500 4150
$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 4500
F 0 "#PWR0155" H 7950 4250 50  0001 C CNN
F 1 "GND" H 7955 4327 50  0000 C CNN
F 2 "" H 7950 4500 50  0001 C CNN
F 3 "" H 7950 4500 50  0001 C CNN
	1    7950 4500
	-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 3400 5200 0    50   ~ 0
Includes ESD protection on A port
Text Notes 6600 4900 0    50   ~ 0
TE 1775059-1
$Comp
L Device:C_Small C137
U 1 1 5EE5821E
P 5000 3150
F 0 "C137" H 5092 3196 50  0000 L CNN
F 1 "10uF" H 5092 3105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5000 3150 50  0001 C CNN
F 3 "~" H 5000 3150 50  0001 C CNN
F 4 "Murata" H 5000 3150 50  0001 C CNN "Manufacturer"
F 5 "GRM188R6YA106MA73D" H 5000 3150 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 5000 3150 50  0001 C CNN "Checked"
F 7 "Mouser" H 5000 3150 50  0001 C CNN "Distributor"
	1    5000 3150
	1    0    0    -1  
$EndComp
$Comp
L Device:C_Small C138
U 1 1 5EE585F1
P 5350 3150
F 0 "C138" H 5442 3196 50  0000 L CNN
F 1 "0.1uF" H 5442 3105 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 5350 3150 50  0001 C CNN
F 3 "~" H 5350 3150 50  0001 C CNN
F 4 "Yageo" H 5350 3150 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 5350 3150 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 5350 3150 50  0001 C CNN "Checked"
F 7 "Mouser" H 5350 3150 50  0001 C CNN "Distributor"
	1    5350 3150
	1    0    0    -1  
$EndComp
Wire Wire Line
	5700 3050 5350 3050
Wire Wire Line
	5700 3050 5700 4050
Wire Wire Line
	5350 3050 5000 3050
Connection ~ 5350 3050
Connection ~ 5000 3050
$Comp
L power:GND #PWR082
U 1 1 5EE59DFE
P 5000 3300
F 0 "#PWR082" H 5000 3050 50  0001 C CNN
F 1 "GND" H 5005 3127 50  0000 C CNN
F 2 "" H 5000 3300 50  0001 C CNN
F 3 "" H 5000 3300 50  0001 C CNN
	1    5000 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	5000 3250 5000 3300
Wire Wire Line
	5000 3250 5350 3250
Connection ~ 5000 3250
NoConn ~ 8500 4150
$Comp
L Logic_LevelTranslator:TXS0108EPW U8
U 1 1 5E91B0C3
P 4000 3950
F 0 "U8" H 4000 2950 50  0000 C CNN
F 1 "TXS0108EPW" H 4000 2850 50  0000 C CNN
F 2 "Package_SO:TSSOP-20_4.4x6.5mm_P0.65mm" H 4000 3200 50  0001 C CNN
F 3 "www.ti.com/lit/ds/symlink/txs0108e.pdf" H 4000 3850 50  0001 C CNN
F 4 "Texas Instruments" H 4000 3950 50  0001 C CNN "Manufacturer"
F 5 "TXS0108EPW" H 4000 3950 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 4000 3950 50  0001 C CNN "Checked"
F 7 "Mouser" H 4000 3950 50  0001 C CNN "Distributor"
	1    4000 3950
	1    0    0    -1  
$EndComp
Wire Wire Line
	4400 3650 6050 3650
Wire Wire Line
	4400 3750 6050 3750
$Comp
L power:GND #PWR0134
U 1 1 5E91ECC8
P 4000 4650
F 0 "#PWR0134" H 4000 4400 50  0001 C CNN
F 1 "GND" H 4005 4477 50  0000 C CNN
F 2 "" H 4000 4650 50  0001 C CNN
F 3 "" H 4000 4650 50  0001 C CNN
	1    4000 4650
	-1   0    0    -1  
$EndComp
NoConn ~ 3600 3850
NoConn ~ 3600 4050
NoConn ~ 4400 3850
NoConn ~ 4400 4050
$Comp
L power:+3V3 #PWR0147
U 1 1 5E921E7A
P 2700 1800
F 0 "#PWR0147" H 2700 1650 50  0001 C CNN
F 1 "+3V3" H 2715 1973 50  0000 C CNN
F 2 "" H 2700 1800 50  0001 C CNN
F 3 "" H 2700 1800 50  0001 C CNN
	1    2700 1800
	1    0    0    -1  
$EndComp
$Comp
L Device:R_Small R35
U 1 1 5E9224EE
P 3350 3550
F 0 "R35" V 3154 3550 50  0000 C CNN
F 1 "0" V 3245 3550 50  0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 3350 3550 50  0001 C CNN
F 3 "~" H 3350 3550 50  0001 C CNN
F 4 "Vishay Dale" H 3350 3550 50  0001 C CNN "Manufacturer"
F 5 "CRCW06030000Z0EAC" H 3350 3550 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 3350 3550 50  0001 C CNN "Checked"
F 7 "Mouser" H 3350 3550 50  0001 C CNN "Distributor"
	1    3350 3550
	0    1    1    0   
$EndComp
Wire Wire Line
	3450 3550 3600 3550
Wire Wire Line
	3100 3550 3250 3550
Wire Wire Line
	4100 3150 4100 3250
$Comp
L power:+1V8 #PWR0148
U 1 1 5E92669E
P 3900 2450
F 0 "#PWR0148" H 3900 2300 50  0001 C CNN
F 1 "+1V8" H 3915 2623 50  0000 C CNN
F 2 "" H 3900 2450 50  0001 C CNN
F 3 "" H 3900 2450 50  0001 C CNN
	1    3900 2450
	1    0    0    -1  
$EndComp
Wire Wire Line
	3900 2650 3900 2700
Wire Wire Line
	2700 3150 4100 3150
Connection ~ 2700 3150
$Comp
L Device:C_Small C56
U 1 1 5E92B357
P 2350 3300
F 0 "C56" H 2442 3346 50  0000 L CNN
F 1 "0.1uF" H 2442 3255 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 2350 3300 50  0001 C CNN
F 3 "~" H 2350 3300 50  0001 C CNN
F 4 "Yageo" H 2350 3300 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 2350 3300 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 2350 3300 50  0001 C CNN "Checked"
F 7 "Mouser" H 2350 3300 50  0001 C CNN "Distributor"
	1    2350 3300
	1    0    0    -1  
$EndComp
Wire Wire Line
	2700 3150 2350 3150
Wire Wire Line
	2350 3150 2350 3200
$Comp
L Device:C_Small C57
U 1 1 5E92C316
P 4550 2800
F 0 "C57" H 4642 2846 50  0000 L CNN
F 1 "0.1uF" H 4642 2755 50  0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 4550 2800 50  0001 C CNN
F 3 "~" H 4550 2800 50  0001 C CNN
F 4 "Yageo" H 4550 2800 50  0001 C CNN "Manufacturer"
F 5 "CC0603JPX7R9BB104" H 4550 2800 50  0001 C CNN "Manufacturer_No"
F 6 "y" H 4550 2800 50  0001 C CNN "Checked"
F 7 "Mouser" H 4550 2800 50  0001 C CNN "Distributor"
	1    4550 2800
	1    0    0    -1  
$EndComp
$Comp
L power:GND #PWR0149
U 1 1 5E92E29E
P 2350 3400
F 0 "#PWR0149" H 2350 3150 50  0001 C CNN
F 1 "GND" H 2355 3227 50  0000 C CNN
F 2 "" H 2350 3400 50  0001 C CNN
F 3 "" H 2350 3400 50  0001 C CNN
	1    2350 3400
	-1   0    0    -1  
$EndComp
$Comp
L power:GND #PWR0150
U 1 1 5E92E5E4
P 4550 2900
F 0 "#PWR0150" H 4550 2650 50  0001 C CNN
F 1 "GND" H 4555 2727 50  0000 C CNN
F 2 "" H 4550 2900 50  0001 C CNN
F 3 "" H 4550 2900 50  0001 C CNN
	1    4550 2900
	-1   0    0    -1  
$EndComp
Wire Wire Line
	3900 2700 4550 2700
Connection ~ 3900 2700
Wire Wire Line
	3900 2700 3900 2850
$Comp
L Device:R_Small R34
U 1 1 5E9353CA
P 2700 1950
F 0 "R34" H 2641 1904 50  0000 R CNN
F 1 "0" H 2641 1995 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 2700 1950 50  0001 C CNN
F 3 "~" H 2700 1950 50  0001 C CNN
F 4 "Vishay Dale" H 2700 1950 50  0001 C CNN "Manufacturer"
F 5 "CRCW06030000Z0EAC" H 2700 1950 50  0001 C CNN "Manufacturer_No"
F 6 "Mouser" H 2700 1950 50  0001 C CNN "Distributor"
F 7 "y" H 2700 1950 50  0001 C CNN "Checked"
	1    2700 1950
	-1   0    0    1   
$EndComp
Wire Wire Line
	2700 1850 2700 1800
Wire Wire Line
	2700 2050 2700 2200
Wire Wire Line
	2700 2200 5000 2200
Wire Wire Line
	5000 2200 5000 3050
Connection ~ 2700 2200
Wire Wire Line
	2700 2200 2700 3150
Wire Wire Line
	5700 4050 6050 4050
Wire Wire Line
	6050 3950 4400 3950
Wire Wire Line
	4400 4150 5700 4150
Wire Wire Line
	5700 4150 5700 4250
Wire Wire Line
	5700 4250 6050 4250
Wire Wire Line
	4400 4250 5600 4250
Wire Wire Line
	5600 4250 5600 4350
Wire Wire Line
	5600 4350 6050 4350
Wire Wire Line
	4400 4350 5500 4350
Wire Wire Line
	5500 4350 5500 4450
Wire Wire Line
	5500 4450 6050 4450
Wire Wire Line
	7950 3950 7950 4500
Connection ~ 7950 3950
Wire Wire Line
	8300 2200 5000 2200
Wire Wire Line
	8300 2200 8300 3750
Connection ~ 5000 2200
$Comp
L Device:R_Small R65
U 1 1 5E039B4B
P 3900 2550
F 0 "R65" H 3841 2504 50  0000 R CNN
F 1 "0" H 3841 2595 50  0000 R CNN
F 2 "Resistor_SMD:R_0603_1608Metric" H 3900 2550 50  0001 C CNN
F 3 "~" H 3900 2550 50  0001 C CNN
F 4 "Vishay Dale" H 3900 2550 50  0001 C CNN "Manufacturer"
F 5 "CRCW06030000Z0EAC" H 3900 2550 50  0001 C CNN "Manufacturer_No"
F 6 "Mouser" H 3900 2550 50  0001 C CNN "Distributor"
F 7 "y" H 3900 2550 50  0001 C CNN "Checked"
	1    3900 2550
	-1   0    0    1   
$EndComp
$Comp
L power:PWR_FLAG #FLG0117
U 1 1 5EC4072D
P 3900 2850
F 0 "#FLG0117" H 3900 2925 50  0001 C CNN
F 1 "PWR_FLAG" V 3900 2978 50  0000 L CNN
F 2 "" H 3900 2850 50  0001 C CNN
F 3 "~" H 3900 2850 50  0001 C CNN
	1    3900 2850
	0    1    1    0   
$EndComp
Connection ~ 3900 2850
Wire Wire Line
	3900 2850 3900 3250
$Comp
L power:PWR_FLAG #FLG0118
U 1 1 5EC40BBD
P 2700 2200
F 0 "#FLG0118" H 2700 2275 50  0001 C CNN
F 1 "PWR_FLAG" V 2700 2327 50  0000 L CNN
F 2 "" H 2700 2200 50  0001 C CNN
F 3 "~" H 2700 2200 50  0001 C CNN
	1    2700 2200
	0    -1   -1   0   
$EndComp
Wire Wire Line
	3100 3550 3100 2850
Wire Wire Line
	3100 2850 3900 2850
$EndSCHEMATC