648 lines
14 KiB
Plaintext
648 lines
14 KiB
Plaintext
EESchema Schematic File Version 4
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EELAYER 30 0
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EELAYER END
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$Descr USLetter 11000 8500
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encoding utf-8
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Sheet 1 1
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Title "GW4405A"
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Date "2021-05-30"
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Rev "1.0"
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Comp "Garrett's Workshop"
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Comment1 ""
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Comment2 ""
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Comment3 ""
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Comment4 ""
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$EndDescr
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Wire Wire Line
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3600 4800 4000 4800
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Wire Wire Line
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3600 5000 4000 5000
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$Comp
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L Device:C_Small C2
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U 1 1 5ECB95C1
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P 4000 4900
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F 0 "C2" H 4092 4946 50 0000 L CNN
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F 1 "2u2" H 4092 4855 50 0000 L CNN
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F 2 "stdpads:C_0805" H 4000 4900 50 0001 C CNN
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F 3 "" H 4000 4900 50 0001 C CNN
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1 4000 4900
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1 0 0 -1
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$EndComp
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$Comp
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L Device:C_Small C3
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U 1 1 5ECB95C7
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P 4400 4900
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F 0 "C3" H 4492 4946 50 0000 L CNN
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F 1 "2u2" H 4492 4855 50 0000 L CNN
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F 2 "stdpads:C_0805" H 4400 4900 50 0001 C CNN
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F 3 "" H 4400 4900 50 0001 C CNN
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1 4400 4900
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1 0 0 -1
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$EndComp
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Connection ~ 4000 4800
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Wire Wire Line
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4000 4800 4400 4800
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Connection ~ 4000 5000
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Wire Wire Line
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4000 5000 4400 5000
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$Comp
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L power:+5V #PWR0146
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U 1 1 5ECCC504
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P 3600 4800
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F 0 "#PWR0146" H 3600 4650 50 0001 C CNN
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F 1 "+5V" H 3600 4950 50 0000 C CNN
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F 2 "" H 3600 4800 50 0001 C CNN
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F 3 "" H 3600 4800 50 0001 C CNN
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1 3600 4800
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1 0 0 -1
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$EndComp
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Connection ~ 3600 4800
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$Comp
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L Device:C_Small C4
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U 1 1 5ECABC30
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P 4750 4900
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F 0 "C4" H 4842 4946 50 0000 L CNN
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F 1 "2u2" H 4842 4855 50 0000 L CNN
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F 2 "stdpads:C_0805" H 4750 4900 50 0001 C CNN
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F 3 "" H 4750 4900 50 0001 C CNN
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1 4750 4900
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1 0 0 -1
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$EndComp
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Connection ~ 4400 5000
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Wire Wire Line
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4400 5000 4750 5000
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$Comp
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L Mechanical:MountingHole_Pad H3
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U 1 1 5EDC8F09
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P 4500 4000
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F 0 "H3" H 4600 4003 50 0000 L CNN
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F 1 " " H 4600 3958 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 4500 4000 50 0001 C CNN
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F 3 "" H 4500 4000 50 0001 C CNN
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1 4500 4000
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H4
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U 1 1 5EDC8F0F
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P 4800 4000
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F 0 "H4" H 4900 4003 50 0000 L CNN
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F 1 " " H 4900 3958 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 4800 4000 50 0001 C CNN
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F 3 "" H 4800 4000 50 0001 C CNN
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1 4800 4000
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0145
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U 1 1 5EDC9F0C
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P 4800 4100
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F 0 "#PWR0145" H 4800 3850 50 0001 C CNN
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F 1 "GND" H 4800 3950 50 0000 C CNN
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F 2 "" H 4800 4100 50 0001 C CNN
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F 3 "" H 4800 4100 50 0001 C CNN
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1 4800 4100
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-1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID1
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U 1 1 5EDCC581
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P 3900 4300
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F 0 "FID1" H 3985 4346 50 0000 L CNN
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F 1 "Fiducial" H 3985 4255 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 3900 4300 50 0001 C CNN
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F 3 "" H 3900 4300 50 0001 C CNN
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1 3900 4300
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID2
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U 1 1 5EDCCA31
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P 4400 4300
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F 0 "FID2" H 4485 4346 50 0000 L CNN
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F 1 "Fiducial" H 4485 4255 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 4400 4300 50 0001 C CNN
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F 3 "" H 4400 4300 50 0001 C CNN
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1 4400 4300
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID3
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U 1 1 5EDCCCF0
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P 3900 4500
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F 0 "FID3" H 3985 4546 50 0000 L CNN
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F 1 "Fiducial" H 3985 4455 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 3900 4500 50 0001 C CNN
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F 3 "" H 3900 4500 50 0001 C CNN
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1 3900 4500
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:Fiducial FID4
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U 1 1 5EDCCFC0
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P 4400 4500
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F 0 "FID4" H 4485 4546 50 0000 L CNN
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F 1 "Fiducial" H 4485 4455 50 0000 L CNN
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F 2 "stdpads:Fiducial" H 4400 4500 50 0001 C CNN
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F 3 "" H 4400 4500 50 0001 C CNN
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1 4400 4500
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H2
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U 1 1 5EE01FE6
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P 4200 4000
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F 0 "H2" H 4300 4003 50 0000 L CNN
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F 1 " " H 4300 3958 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 4200 4000 50 0001 C CNN
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F 3 "" H 4200 4000 50 0001 C CNN
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1 4200 4000
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1 0 0 -1
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$EndComp
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$Comp
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L Mechanical:MountingHole_Pad H1
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U 1 1 5EE01FE0
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P 3900 4000
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F 0 "H1" H 4000 4003 50 0000 L CNN
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F 1 " " H 4000 3958 50 0001 L CNN
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F 2 "stdpads:PasteHole_1.1mm_PTH" H 3900 4000 50 0001 C CNN
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F 3 "" H 3900 4000 50 0001 C CNN
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1 3900 4000
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1 0 0 -1
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$EndComp
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Wire Wire Line
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3900 4100 4200 4100
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Connection ~ 4200 4100
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Wire Wire Line
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4200 4100 4500 4100
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Connection ~ 4500 4100
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Wire Wire Line
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4500 4100 4800 4100
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Connection ~ 4800 4100
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$Comp
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L GW_RAM:VRAM-256kx8-SOP-40 U2
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U 1 1 60B08190
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P 5200 2600
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F 0 "U2" H 5200 3767 50 0000 C CNN
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F 1 "42C8255" H 5200 3676 50 0000 C CNN
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F 2 "stdpads:SOJ-40_400mil" H 5200 1550 50 0001 C CNN
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F 3 "" H 5200 2350 50 0001 C CNN
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1 5200 2600
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1 0 0 -1
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$EndComp
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Text Label 3600 1700 2 50 ~ 0
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A0
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Text Label 3600 1800 2 50 ~ 0
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A1
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Text Label 3600 1900 2 50 ~ 0
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A2
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Text Label 3600 2000 2 50 ~ 0
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A3
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Text Label 3600 2100 2 50 ~ 0
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A4
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Text Label 3600 2200 2 50 ~ 0
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A5
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Text Label 3600 2300 2 50 ~ 0
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A6
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Text Label 3600 2400 2 50 ~ 0
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A7
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Text Label 3600 2500 2 50 ~ 0
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A8
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Text Label 3600 2600 2 50 ~ 0
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L~CAS~
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Text Label 3600 2700 2 50 ~ 0
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~RAS~
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Text Label 3600 2800 2 50 ~ 0
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L~WE~
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Text Label 3600 2900 2 50 ~ 0
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L~OE~
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Text Label 3600 3000 2 50 ~ 0
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L~SE~
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Text Label 3600 3100 2 50 ~ 0
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DSF
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NoConn ~ 3600 3200
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Text Label 3600 3400 2 50 ~ 0
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SC
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Text Label 4400 2800 0 50 ~ 0
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S0
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Text Label 4400 2900 0 50 ~ 0
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S1
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Text Label 4400 3000 0 50 ~ 0
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S2
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Text Label 4400 3100 0 50 ~ 0
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S3
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Text Label 4400 3200 0 50 ~ 0
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S4
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Text Label 4400 3300 0 50 ~ 0
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S5
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Text Label 4400 3400 0 50 ~ 0
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S6
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Text Label 4400 3500 0 50 ~ 0
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S7
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Text Label 4400 1900 0 50 ~ 0
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D0
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Text Label 4400 2000 0 50 ~ 0
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D1
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Text Label 4400 2100 0 50 ~ 0
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D2
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Text Label 4400 2200 0 50 ~ 0
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D3
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Text Label 4400 2300 0 50 ~ 0
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D4
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Text Label 4400 2400 0 50 ~ 0
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D5
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Text Label 4400 2500 0 50 ~ 0
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D6
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Text Label 4400 2600 0 50 ~ 0
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D7
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Text Label 5600 1900 0 50 ~ 0
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D8
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Text Label 5600 2000 0 50 ~ 0
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D9
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Text Label 5600 2100 0 50 ~ 0
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D10
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Text Label 5600 2200 0 50 ~ 0
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D11
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Text Label 5600 2300 0 50 ~ 0
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D12
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Text Label 5600 2400 0 50 ~ 0
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D13
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Text Label 5600 2500 0 50 ~ 0
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D14
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Text Label 5600 2600 0 50 ~ 0
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D15
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Text Label 5600 2800 0 50 ~ 0
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S8
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Text Label 5600 2900 0 50 ~ 0
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S9
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Text Label 2800 4200 0 50 ~ 0
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S10
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Text Label 2800 4300 0 50 ~ 0
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S11
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Text Label 5600 3200 0 50 ~ 0
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S12
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Text Label 5600 3300 0 50 ~ 0
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S13
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Text Label 5600 3400 0 50 ~ 0
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S14
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Text Label 5600 3500 0 50 ~ 0
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S15
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Text Label 4800 1700 2 50 ~ 0
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A0
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Text Label 4800 1800 2 50 ~ 0
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A1
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Text Label 4800 1900 2 50 ~ 0
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A2
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Text Label 4800 2000 2 50 ~ 0
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A3
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Text Label 4800 2100 2 50 ~ 0
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A4
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Text Label 4800 2200 2 50 ~ 0
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A5
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Text Label 4800 2300 2 50 ~ 0
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A6
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Text Label 4800 2400 2 50 ~ 0
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A7
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Text Label 4800 2500 2 50 ~ 0
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A8
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Text Label 4800 2600 2 50 ~ 0
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U~CAS~
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Text Label 4800 2700 2 50 ~ 0
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~RAS~
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Text Label 4800 2800 2 50 ~ 0
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U~WE~
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Text Label 4800 2900 2 50 ~ 0
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U~OE~
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Text Label 4800 3000 2 50 ~ 0
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U~SE~
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Text Label 4800 3100 2 50 ~ 0
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DSF
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Text Label 4800 3400 2 50 ~ 0
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SC
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NoConn ~ 4800 3200
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$Comp
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L power:+5V #PWR0101
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U 1 1 60B17419
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P 5600 1700
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F 0 "#PWR0101" H 5600 1550 50 0001 C CNN
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F 1 "+5V" H 5600 1850 50 0000 C CNN
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F 2 "" H 5600 1700 50 0001 C CNN
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F 3 "" H 5600 1700 50 0001 C CNN
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1 5600 1700
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1 0 0 -1
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$EndComp
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$Comp
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L power:+5V #PWR0102
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U 1 1 60B18A14
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P 4400 1700
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F 0 "#PWR0102" H 4400 1550 50 0001 C CNN
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F 1 "+5V" H 4400 1850 50 0000 C CNN
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F 2 "" H 4400 1700 50 0001 C CNN
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F 3 "" H 4400 1700 50 0001 C CNN
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1 4400 1700
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1 0 0 -1
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$EndComp
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$Comp
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L power:GND #PWR0103
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U 1 1 60B194CB
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P 4800 3500
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F 0 "#PWR0103" H 4800 3250 50 0001 C CNN
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F 1 "GND" H 4800 3350 50 0000 C CNN
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F 2 "" H 4800 3500 50 0001 C CNN
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F 3 "" H 4800 3500 50 0001 C CNN
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1 4800 3500
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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 #PWR0104
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U 1 1 60B198E7
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P 3600 3500
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F 0 "#PWR0104" H 3600 3250 50 0001 C CNN
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F 1 "GND" H 3600 3350 50 0000 C CNN
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F 2 "" H 3600 3500 50 0001 C CNN
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F 3 "" H 3600 3500 50 0001 C CNN
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1 3600 3500
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1 0 0 -1
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$EndComp
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$Comp
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L Connector_Generic:Conn_02x34_Counter_Clockwise J1
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U 1 1 60B1DE17
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P 2500 3300
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F 0 "J1" H 2550 5117 50 0000 C CNN
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F 1 "VRAM" H 2550 5026 50 0000 C CNN
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F 2 "stdpads:MacVRAMSIMM_Edge" H 2500 3300 50 0001 C CNN
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F 3 "" H 2500 3300 50 0001 C CNN
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1 2500 3300
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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 #PWR0105
|
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U 1 1 60B23902
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P 1900 1700
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F 0 "#PWR0105" H 1900 1550 50 0001 C CNN
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F 1 "+5V" H 1900 1850 50 0000 C CNN
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F 2 "" H 1900 1700 50 0001 C CNN
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F 3 "" H 1900 1700 50 0001 C CNN
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1 1900 1700
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1 0 0 -1
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$EndComp
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Wire Wire Line
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1900 1700 2300 1700
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Wire Wire Line
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1900 1700 1900 4500
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Wire Wire Line
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1900 4500 2300 4500
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|
Connection ~ 1900 1700
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$Comp
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L power:+5V #PWR0106
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|
U 1 1 60B2620B
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|
P 3200 1700
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F 0 "#PWR0106" H 3200 1550 50 0001 C CNN
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F 1 "+5V" H 3200 1850 50 0000 C CNN
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F 2 "" H 3200 1700 50 0001 C CNN
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F 3 "" H 3200 1700 50 0001 C CNN
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|
1 3200 1700
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|
-1 0 0 -1
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|
$EndComp
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Wire Wire Line
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3200 1700 2800 1700
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Wire Wire Line
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3200 1700 3200 1800
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|
Wire Wire Line
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3200 3300 2800 3300
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Connection ~ 3200 1700
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Wire Wire Line
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2800 1800 3200 1800
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Connection ~ 3200 1800
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Wire Wire Line
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3200 1800 3200 3300
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Wire Wire Line
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2300 3500 2000 3500
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Wire Wire Line
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2000 3500 2000 3600
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Wire Wire Line
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2300 3600 2000 3600
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Connection ~ 2000 3600
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Wire Wire Line
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2000 3600 2000 5000
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|
Wire Wire Line
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|
2800 5000 3100 5000
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|
Wire Wire Line
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3100 5000 3100 3200
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Wire Wire Line
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3100 3200 2800 3200
|
|
Wire Wire Line
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2800 3100 3100 3100
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|
Wire Wire Line
|
|
3100 3100 3100 3200
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|
Connection ~ 3100 3200
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|
$Comp
|
|
L power:GND #PWR0107
|
|
U 1 1 60B336E0
|
|
P 3100 5000
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|
F 0 "#PWR0107" H 3100 4750 50 0001 C CNN
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|
F 1 "GND" H 3100 4850 50 0000 C CNN
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|
F 2 "" H 3100 5000 50 0001 C CNN
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|
F 3 "" H 3100 5000 50 0001 C CNN
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|
1 3100 5000
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|
1 0 0 -1
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|
$EndComp
|
|
Connection ~ 3100 5000
|
|
$Comp
|
|
L power:GND #PWR0108
|
|
U 1 1 60B35565
|
|
P 2000 5000
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|
F 0 "#PWR0108" H 2000 4750 50 0001 C CNN
|
|
F 1 "GND" H 2000 4850 50 0000 C CNN
|
|
F 2 "" H 2000 5000 50 0001 C CNN
|
|
F 3 "" H 2000 5000 50 0001 C CNN
|
|
1 2000 5000
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|
1 0 0 -1
|
|
$EndComp
|
|
Text Label 2300 1800 2 50 ~ 0
|
|
DSF
|
|
Text Label 2300 1900 2 50 ~ 0
|
|
S0
|
|
Text Label 2300 2000 2 50 ~ 0
|
|
S1
|
|
Text Label 2300 2100 2 50 ~ 0
|
|
L~OE~
|
|
Text Label 2300 2200 2 50 ~ 0
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|
D0
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|
Text Label 2300 2300 2 50 ~ 0
|
|
D1
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Text Label 2300 2400 2 50 ~ 0
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|
S3
|
|
Text Label 2300 2500 2 50 ~ 0
|
|
S2
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|
Text Label 2300 2600 2 50 ~ 0
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|
L~WE~
|
|
Text Label 2300 2700 2 50 ~ 0
|
|
~RAS~
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|
Text Label 2300 2800 2 50 ~ 0
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|
L~SE~
|
|
Text Label 2300 2900 2 50 ~ 0
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|
D3
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Text Label 2300 3000 2 50 ~ 0
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D2
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Text Label 2300 3100 2 50 ~ 0
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A0
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Text Label 2300 3200 2 50 ~ 0
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A1
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Text Label 2300 3300 2 50 ~ 0
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A2
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Text Label 2300 3400 2 50 ~ 0
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A3
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Text Label 2300 3700 2 50 ~ 0
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S4
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Text Label 2300 3800 2 50 ~ 0
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S5
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Text Label 2300 4000 2 50 ~ 0
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D4
|
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Text Label 2300 4100 2 50 ~ 0
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D5
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Text Label 2300 4300 2 50 ~ 0
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S6
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Text Label 2300 4200 2 50 ~ 0
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S7
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Text Label 2300 4700 2 50 ~ 0
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D6
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Text Label 2300 4600 2 50 ~ 0
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D7
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Text Label 2300 4800 2 50 ~ 0
|
|
L~CAS~
|
|
Text Label 2300 4900 2 50 ~ 0
|
|
A4
|
|
Text Label 2300 5000 2 50 ~ 0
|
|
A5
|
|
Text Label 2800 4900 0 50 ~ 0
|
|
SC
|
|
Text Label 2800 4800 0 50 ~ 0
|
|
S8
|
|
Text Label 2800 4700 0 50 ~ 0
|
|
S9
|
|
Text Label 2800 4600 0 50 ~ 0
|
|
U~OE~
|
|
Text Label 2800 4500 0 50 ~ 0
|
|
D8
|
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Text Label 2800 4400 0 50 ~ 0
|
|
D9
|
|
Text Label 5600 3000 0 50 ~ 0
|
|
S10
|
|
Text Label 5600 3100 0 50 ~ 0
|
|
S11
|
|
Text Label 2800 4100 0 50 ~ 0
|
|
U~WE~
|
|
Text Label 2800 4000 0 50 ~ 0
|
|
U~SE~
|
|
Text Label 2800 3800 0 50 ~ 0
|
|
D10
|
|
Text Label 2800 3900 0 50 ~ 0
|
|
D11
|
|
Text Label 2800 3700 0 50 ~ 0
|
|
A6
|
|
Text Label 2800 3600 0 50 ~ 0
|
|
A7
|
|
Text Label 2800 3500 0 50 ~ 0
|
|
A8
|
|
NoConn ~ 2800 3400
|
|
Text Label 2800 3000 0 50 ~ 0
|
|
S12
|
|
Text Label 2800 2900 0 50 ~ 0
|
|
S13
|
|
Text Label 2800 2700 0 50 ~ 0
|
|
D12
|
|
Text Label 2800 2600 0 50 ~ 0
|
|
D13
|
|
Text Label 2800 2400 0 50 ~ 0
|
|
S14
|
|
Text Label 2800 2500 0 50 ~ 0
|
|
S15
|
|
Text Label 2800 2000 0 50 ~ 0
|
|
D14
|
|
Text Label 2800 2100 0 50 ~ 0
|
|
D15
|
|
Text Label 2800 1900 0 50 ~ 0
|
|
U~CAS~
|
|
NoConn ~ 2800 2200
|
|
Connection ~ 4750 5000
|
|
Connection ~ 4400 4800
|
|
$Comp
|
|
L Device:C_Small C1
|
|
U 1 1 5ECB95BB
|
|
P 3600 4900
|
|
F 0 "C1" H 3692 4946 50 0000 L CNN
|
|
F 1 "2u2" H 3692 4855 50 0000 L CNN
|
|
F 2 "stdpads:C_0805" H 3600 4900 50 0001 C CNN
|
|
F 3 "" H 3600 4900 50 0001 C CNN
|
|
1 3600 4900
|
|
1 0 0 -1
|
|
$EndComp
|
|
$Comp
|
|
L GW_RAM:VRAM-256kx8-SOP-40 U1
|
|
U 1 1 60B06926
|
|
P 4000 2600
|
|
F 0 "U1" H 4000 3767 50 0000 C CNN
|
|
F 1 "42C8255" H 4000 3676 50 0000 C CNN
|
|
F 2 "stdpads:SOJ-40_400mil" H 4000 1550 50 0001 C CNN
|
|
F 3 "" H 4000 2350 50 0001 C CNN
|
|
1 4000 2600
|
|
1 0 0 -1
|
|
$EndComp
|
|
Text Label 2300 4400 2 50 ~ 0
|
|
L~WE~2
|
|
Text Label 2800 2300 0 50 ~ 0
|
|
U~WE~2
|
|
Text Label 2300 3900 2 50 ~ 0
|
|
L~OE~2
|
|
Text Label 2800 2800 0 50 ~ 0
|
|
U~OE~2
|
|
Wire Wire Line
|
|
4400 4800 4750 4800
|
|
$Comp
|
|
L Device:C_Small C5
|
|
U 1 1 617F80D7
|
|
P 5150 4900
|
|
F 0 "C5" H 5242 4946 50 0000 L CNN
|
|
F 1 "2u2" H 5242 4855 50 0000 L CNN
|
|
F 2 "stdpads:C_0805" H 5150 4900 50 0001 C CNN
|
|
F 3 "" H 5150 4900 50 0001 C CNN
|
|
1 5150 4900
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
4750 4800 5150 4800
|
|
Wire Wire Line
|
|
4750 5000 5150 5000
|
|
$Comp
|
|
L Device:C_Small C6
|
|
U 1 1 617F80DF
|
|
P 5500 4900
|
|
F 0 "C6" H 5592 4946 50 0000 L CNN
|
|
F 1 "2u2" H 5592 4855 50 0000 L CNN
|
|
F 2 "stdpads:C_0805" H 5500 4900 50 0001 C CNN
|
|
F 3 "" H 5500 4900 50 0001 C CNN
|
|
1 5500 4900
|
|
1 0 0 -1
|
|
$EndComp
|
|
Connection ~ 5150 5000
|
|
Wire Wire Line
|
|
5150 5000 5500 5000
|
|
Connection ~ 5500 5000
|
|
$Comp
|
|
L power:GND #PWR0109
|
|
U 1 1 617F80E8
|
|
P 5500 5000
|
|
F 0 "#PWR0109" H 5500 4750 50 0001 C CNN
|
|
F 1 "GND" H 5500 4850 50 0000 C CNN
|
|
F 2 "" H 5500 5000 50 0001 C CNN
|
|
F 3 "" H 5500 5000 50 0001 C CNN
|
|
1 5500 5000
|
|
1 0 0 -1
|
|
$EndComp
|
|
Wire Wire Line
|
|
5150 4800 5500 4800
|
|
Connection ~ 4750 4800
|
|
Connection ~ 5150 4800
|
|
$EndSCHEMATC
|