mirror of
https://github.com/garrettsworkshop/MacClassicRAMCard.git
synced 2024-10-11 09:23:38 +00:00
786 lines
17 KiB
Plaintext
786 lines
17 KiB
Plaintext
EESchema Schematic File Version 4
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-1 0 0 1
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$EndComp
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Wire Wire Line
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1950 4750 1950 4650
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Wire Wire Line
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1950 4650 1750 4650
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$Comp
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L power:GND #PWR0111
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F 1 "GND" H 1250 4600 50 0000 C CNN
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F 2 "" H 1250 4750 50 0001 C CNN
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F 3 "" H 1250 4750 50 0001 C CNN
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1 1250 4750
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5V #PWR0114
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F 1 "+5V" H 1050 4900 50 0000 C CNN
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F 2 "" H 1050 4750 50 0001 C CNN
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F 3 "" H 1050 4750 50 0001 C CNN
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1 1050 4750
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$EndComp
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Wire Wire Line
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|
F 1 "74LS08" H 2850 3750 50 0000 C CNN
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|
F 2 "stdpads:SOIC-14_3.9mm" H 2850 3550 50 0001 C CNN
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|
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2850 3550 50 0001 C CNN
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2 2850 3550
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1 0 0 -1
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$EndComp
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U~CAS~C
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2550 3850 2250 3850
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Wire Wire Line
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2250 4050 2550 4050
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Wire Wire Line
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2250 3650 2550 3650
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Wire Wire Line
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2250 3450 2550 3450
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Text Label 3150 3550 0 50 ~ 0
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3450 3950 3150 3950
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3150 3550 3450 3550
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Text Label 3450 4350 2 50 ~ 0
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L~CAS~E
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Wire Wire Line
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3450 4550 2250 4550
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$Comp
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L 74xx:74LS08 U3
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U 1 2 60D2CF76
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P 2850 3950
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|
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|
F 2 "stdpads:SOIC-14_3.9mm" H 2850 3950 50 0001 C CNN
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|
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 2850 3950 50 0001 C CNN
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1 2850 3950
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3450 3850 3450 3950
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Wire Wire Line
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3450 3650 3450 3550
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Text Label 4250 3750 2 50 ~ 0
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~OE~0
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Wire Wire Line
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Text Label 4250 4450 2 50 ~ 0
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~OE~1
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Wire Wire Line
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$Comp
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L power:+5V #PWR0116
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U 1 1 60D54A33
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P 3800 5100
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F 0 "#PWR0116" H 3800 4950 50 0001 C CNN
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|
F 1 "+5V" H 3800 5250 50 0000 C CNN
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F 2 "" H 3800 5100 50 0001 C CNN
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F 3 "" H 3800 5100 50 0001 C CNN
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1 3800 5100
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0117
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U 1 1 60D5518C
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P 3800 6100
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F 0 "#PWR0117" H 3800 5850 50 0001 C CNN
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F 1 "GND" H 3800 5950 50 0000 C CNN
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F 2 "" H 3800 6100 50 0001 C CNN
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F 3 "" H 3800 6100 50 0001 C CNN
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1 3800 6100
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$EndComp
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~SIMM~
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~EXP~
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$Comp
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L power:GND #PWR0118
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P 3650 2600
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F 1 "GND" H 3650 2450 50 0000 C CNN
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|
F 2 "" H 3650 2600 50 0001 C CNN
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F 3 "" H 3650 2600 50 0001 C CNN
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1 3650 2600
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3650 2600 3650 2300
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Wire Wire Line
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3650 2200 3450 2200
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Wire Wire Line
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3450 2300 3650 2300
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Connection ~ 3650 2300
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Wire Wire Line
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3650 2300 3650 2200
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$Comp
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L 74xx:74LS08 U3
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|
U 4 2 60D4623E
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|
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|
F 0 "U3" H 3750 4450 50 0000 C CNN
|
|
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|
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|
F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 3750 4450 50 0001 C CNN
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|
4 3750 4450
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1 0 0 -1
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$EndComp
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$Comp
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F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 3800 5600 50 0001 C CNN
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5 3800 5600
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1 0 0 -1
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$EndComp
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Wire Wire Line
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Wire Wire Line
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$Comp
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F 3 "~" H 1550 3650 50 0001 C CNN
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1 1550 3650
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-1 0 0 -1
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$EndComp
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$Comp
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L 74xx:74LS08 U3
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U 3 2 60D3EADF
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F 0 "U3" H 3750 3750 50 0000 C CNN
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F 1 "74LS08" H 3750 3950 50 0000 C CNN
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F 2 "stdpads:SOIC-14_3.9mm" H 3750 3750 50 0001 C CNN
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F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 3750 3750 50 0001 C CNN
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3 3750 3750
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$EndComp
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Text Label 6600 2950 0 50 ~ 0
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DQ0
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DQ1
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DQ5
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DQ4
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DQ6
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DQ7
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DQ2
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DQ3
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DQ0
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DQ1
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DQ5
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DQ4
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DQ6
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DQ7
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DQ2
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DQ3
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DQ12
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DQ13
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DQ14
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DQ15
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DQ12
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DQ13
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DQ14
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DQ15
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DQ10
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DQ9
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DQ11
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DQ8
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DQ10
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DQ9
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DQ11
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$EndSCHEMATC
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