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EESchema Schematic File Version 4
EELAYER 30 0
EELAYER END
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L power:GND #PWR025
U 1 1 5D86DBF5
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F 1 "GND" H 9300 2950 50 0000 C CNN
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F 3 "" H 9300 3100 50 0001 C CNN
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L power:GND #PWR026
U 1 1 5D86DEA6
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L power:GND #PWR027
U 1 1 5D86DEC0
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F 3 "" H 7600 2400 50 0001 C CNN
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$Comp
L power:GND #PWR028
U 1 1 5D86DECD
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L 74xx:74LS126 U3
U 1 1 5D86F838
P 9850 3000
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F 3 "" H 9850 3000 50 0001 C CNN
1 9850 3000
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$Comp
L 74xx:74LS126 U4
U 1 1 5D86FD42
P 11550 3000
F 0 "U4" H 11650 3200 50 0000 C CNN
F 1 "74LVTH126" H 11800 2850 50 0000 C CNN
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F 3 "" H 11550 3000 50 0001 C CNN
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$Comp
L 74xx:74LS126 U5
U 1 1 5D86FDFF
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F 0 "U5" H 13350 3200 50 0000 C CNN
F 1 "74LVTH126" H 13500 2850 50 0000 C CNN
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F 3 "" H 13250 3000 50 0001 C CNN
1 13250 3000
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$Comp
L 74xx:74LS126 U3
U 2 1 5D87032B
P 9850 1600
F 0 "U3" H 9950 1800 50 0000 C CNN
F 1 "74LVTH126" H 10100 1450 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 9850 1600 50 0001 C CNN
F 3 "" H 9850 1600 50 0001 C CNN
2 9850 1600
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$Comp
L 74xx:74LS126 U4
U 2 1 5D87051B
P 11550 1600
F 0 "U4" H 11650 1800 50 0000 C CNN
F 1 "74LVTH126" H 11800 1450 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 11550 1600 50 0001 C CNN
F 3 "" H 11550 1600 50 0001 C CNN
2 11550 1600
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$Comp
L 74xx:74LS126 U5
U 2 1 5D870ECD
P 13250 1600
F 0 "U5" H 13350 1800 50 0000 C CNN
F 1 "74LVTH126" H 13500 1450 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 13250 1600 50 0001 C CNN
F 3 "" H 13250 1600 50 0001 C CNN
2 13250 1600
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$Comp
L 74xx:74LS126 U3
U 3 1 5D8712A8
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F 0 "U3" H 9950 1100 50 0000 C CNN
F 1 "74LVTH126" H 10100 750 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 9850 900 50 0001 C CNN
F 3 "" H 9850 900 50 0001 C CNN
3 9850 900
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$Comp
L 74xx:74LS126 U4
U 3 1 5D87135B
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F 0 "U4" H 11650 1100 50 0000 C CNN
F 1 "74LVTH126" H 11800 750 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 11550 900 50 0001 C CNN
F 3 "" H 11550 900 50 0001 C CNN
3 11550 900
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$Comp
L 74xx:74LS126 U5
U 3 1 5D8713C6
P 13250 900
F 0 "U5" H 13350 1100 50 0000 C CNN
F 1 "74LVTH126" H 13500 750 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 13250 900 50 0001 C CNN
F 3 "" H 13250 900 50 0001 C CNN
3 13250 900
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$EndComp
$Comp
L 74xx:74LS126 U3
U 4 1 5D871477
P 9850 2300
F 0 "U3" H 9950 2500 50 0000 C CNN
F 1 "74LVTH126" H 10100 2150 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 9850 2300 50 0001 C CNN
F 3 "" H 9850 2300 50 0001 C CNN
4 9850 2300
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$Comp
L 74xx:74LS126 U4
U 4 1 5D87157A
P 11550 2300
F 0 "U4" H 11650 2500 50 0000 C CNN
F 1 "74LVTH126" H 11800 2150 50 0000 C CNN
F 2 "Package_SO:SOIC-14_3.9x8.7mm_P1.27mm" H 11550 2300 50 0001 C CNN
F 3 "" H 11550 2300 50 0001 C CNN
4 11550 2300
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$EndComp
$Comp
L 74xx:74LS126 U5
U 4 1 5D871637
P 13250 2300
F 0 "U5" H 13350 2500 50 0000 C CNN
F 1 "74LVTH126" H 13500 2150 50 0000 C CNN
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F 3 "" H 13250 2300 50 0001 C CNN
4 13250 2300
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$EndComp
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L 74xx:74LS126 U2
U 4 1 5D865E1D
P 8150 2300
F 0 "U2" H 8250 2500 50 0000 C CNN
F 1 "74LVTH126" H 8400 2150 50 0000 C CNN
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F 3 "" H 8150 2300 50 0001 C CNN
4 8150 2300
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$EndComp
$Comp
L Connector:RJ45_Amphenol_RJMG1BD3B8K1ANR J3
U 1 1 5D897ED1
P 14600 7700
F 0 "J3" H 14700 8300 50 0000 L CNN
F 1 "RJ45-TRANSFO" H 14550 8300 50 0000 R CNN
F 2 "Connector_RJ:RJ45_Amphenol_RJMG1BD3B8K1ANR" H 14600 7700 50 0001 C CNN
F 3 "" H 14600 7700 50 0001 C CNN
1 14600 7700
1 0 0 -1
$EndComp
$Comp
L power:GND #PWR029
U 1 1 5D897ED2
P 9500 9050
F 0 "#PWR029" H 9500 8800 50 0001 C CNN
F 1 "GND" H 9500 8900 50 0000 C CNN
F 2 "" H 9500 9050 50 0001 C CNN
F 3 "" H 9500 9050 50 0001 C CNN
1 9500 9050
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$EndComp
NoConn ~ 8800 8600
$Comp
L Device:R R10
U 1 1 5D897ED3
P 10550 8400
F 0 "R10" V 10630 8400 50 0000 C CNN
F 1 "2K32" V 10550 8400 50 0000 C CNN
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F 3 "" H 10550 8400 50 0001 C CNN
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$EndComp
$Comp
L Device:C C6
U 1 1 5D897ED4
P 10400 8850
F 0 "C6" H 10425 8950 50 0000 L CNN
F 1 "10uF" H 10425 8750 50 0000 L CNN
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$EndComp
$Comp
L power:GND #PWR030
U 1 1 5D897ED5
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F 0 "#PWR030" H 10400 8850 50 0001 C CNN
F 1 "GND" H 10400 8950 50 0000 C CNN
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F 3 "" H 10400 9100 50 0001 C CNN
1 10400 9100
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$EndComp
$Comp
L power:GND #PWR031
U 1 1 5D897ED6
P 10800 8500
F 0 "#PWR031" H 10800 8250 50 0001 C CNN
F 1 "GND" H 10800 8350 50 0000 C CNN
F 2 "" H 10800 8500 50 0001 C CNN
F 3 "" H 10800 8500 50 0001 C CNN
1 10800 8500
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$EndComp
$Comp
L power:GND #PWR032
U 1 1 5D897ED7
P 10300 8150
F 0 "#PWR032" H 10300 7900 50 0001 C CNN
F 1 "GND" H 10300 8000 50 0000 C CNN
F 2 "" H 10300 8150 50 0001 C CNN
F 3 "" H 10300 8150 50 0001 C CNN
1 10300 8150
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$EndComp
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$Comp
L Device:R R18
U 1 1 5D897ED8
P 12300 6950
F 0 "R18" V 12380 6950 50 0000 C CNN
F 1 "49.9" V 12300 6950 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12230 6950 50 0001 C CNN
F 3 "" H 12300 6950 50 0001 C CNN
1 12300 6950
1 0 0 -1
$EndComp
$Comp
L Device:R R19
U 1 1 5D897EDA
P 12500 6950
F 0 "R19" V 12580 6950 50 0000 C CNN
F 1 "49.9" V 12500 6950 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12430 6950 50 0001 C CNN
F 3 "" H 12500 6950 50 0001 C CNN
1 12500 6950
1 0 0 -1
$EndComp
$Comp
L Device:Ferrite_Bead L1
U 1 1 5D897EDB
P 13450 6700
F 0 "L1" V 13300 6725 50 0000 C CNN
F 1 "Ferrite_Bead" V 13600 6700 50 0000 C CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" V 13380 6700 50 0001 C CNN
F 3 "" H 13450 6700 50 0001 C CNN
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$EndComp
$Comp
L Device:C C29
U 1 1 5D897EDD
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F 0 "C29" H 12825 7050 50 0000 L CNN
F 1 "100nF" H 12825 6850 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 12838 6800 50 0001 C CNN
F 3 "" H 12800 6950 50 0001 C CNN
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$EndComp
$Comp
L power:GND #PWR034
U 1 1 5D897EDE
P 12800 7500
F 0 "#PWR034" H 12800 7250 50 0001 C CNN
F 1 "GND" H 12800 7350 50 0000 C CNN
F 2 "" H 12800 7500 50 0001 C CNN
F 3 "" H 12800 7500 50 0001 C CNN
1 12800 7500
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$EndComp
$Comp
L Device:R R16
U 1 1 5D897EDF
P 12300 8250
F 0 "R16" V 12380 8250 50 0000 C CNN
F 1 "49.9" V 12300 8250 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12230 8250 50 0001 C CNN
F 3 "" H 12300 8250 50 0001 C CNN
1 12300 8250
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$EndComp
$Comp
L Device:R R17
U 1 1 5D897EE0
P 12500 8250
F 0 "R17" V 12580 8250 50 0000 C CNN
F 1 "49.9" V 12500 8250 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 12430 8250 50 0001 C CNN
F 3 "" H 12500 8250 50 0001 C CNN
1 12500 8250
1 0 0 -1
$EndComp
$Comp
L Device:C C28
U 1 1 5D897EE1
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F 0 "C28" H 12525 8850 50 0000 L CNN
F 1 "100nF" H 12525 8650 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 12538 8600 50 0001 C CNN
F 3 "" H 12500 8750 50 0001 C CNN
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$EndComp
$Comp
L power:GND #PWR035
U 1 1 5D897EE2
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F 0 "#PWR035" H 12500 8650 50 0001 C CNN
F 1 "GND" H 12500 8750 50 0000 C CNN
F 2 "" H 12500 8900 50 0001 C CNN
F 3 "" H 12500 8900 50 0001 C CNN
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$EndComp
$Comp
L Device:R R12
U 1 1 5D897EE3
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F 0 "R12" V 10730 7000 50 0000 C CNN
F 1 "330" V 10650 7000 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 10580 7000 50 0001 C CNN
F 3 "" H 10650 7000 50 0001 C CNN
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$EndComp
$Comp
L Device:R R13
U 1 1 5D897EE4
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F 0 "R13" V 10730 7100 50 0000 C CNN
F 1 "330" V 10650 7100 50 0000 C CNN
F 2 "Resistor_SMD:R_0603_1608Metric" V 10580 7100 50 0001 C CNN
F 3 "" H 10650 7100 50 0001 C CNN
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$EndComp
Text Label 13300 7900 0 50 ~ 0
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$Comp
L power:GND #PWR036
U 1 1 5D897EE5
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F 0 "#PWR036" H 13600 8250 50 0001 C CNN
F 1 "GND" H 13600 8350 50 0000 C CNN
F 2 "" H 13600 8500 50 0001 C CNN
F 3 "" H 13600 8500 50 0001 C CNN
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$EndComp
$Comp
L Device:Crystal Y1
U 1 1 5D897EE6
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F 0 "Y1" H 8400 8500 50 0000 C CNN
F 1 "25MHz" H 8400 8200 50 0000 C CNN
F 2 "Crystal:Crystal_HC49-4H_Vertical" H 8400 8350 50 0001 C CNN
F 3 "" H 8400 8350 50 0001 C CNN
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$Comp
L power:GND #PWR037
U 1 1 5D897EE7
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F 0 "#PWR037" H 8700 8550 50 0001 C CNN
F 1 "GND" H 8700 8650 50 0000 C CNN
F 2 "" H 8700 8800 50 0001 C CNN
F 3 "" H 8700 8800 50 0001 C CNN
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$EndComp
$Comp
L Device:C C40
U 1 1 5D897EE8
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F 0 "C40" H 7975 8700 50 0000 L CNN
F 1 "27pF" H 7975 8500 50 0000 L CNN
F 2 "Capacitor_SMD:C_0603_1608Metric" H 7988 8450 50 0001 C CNN
F 3 "" H 7950 8600 50 0001 C CNN
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