Retro-Schematics

omega9380·Retro-Schematics·Commodore/Amiga/Amiga 1000/Amiga 1000.kicad_sch

This repository ships a schematic but no board layout.

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About the Retro-Schematics PCB

Retro-Schematics is an open source PCB design by omega9380, published on GitHub under the MIT license. It is a board, with 419 components from 122 distinct parts.

Other key parts include the 74F138, 74F399, 74LS157, 74F374 and 74F257_U2I_J. By type, the board carries 152 resistors, 140 capacitors, 43 inductors, 42 ICs, 16 connectors and 9 transistors.

It belongs with the retro computing designs in this gallery.

From the project

Recreating retro computer schematics in KiCAD

Holy nuts is it hard to find documentation on the Amiga 1000! I've added everything I found around the Interwubs to the Documents folder.

If one of those documents is yours and you want it removed, please let me know!

Main components on the Retro-Schematics

74F138 74F399 74LS157 74F374 74F257_U2I_J 74LS244_U3G 74LS373_U3H 74LS244_U3I 74LS373_U3J MOS8362 MOS8361 MOS8364 74F74 74LS244 LM2901 74HC244 LF347 PALEN - U5L PALCAS - U5M 23256 LM1488 LM1489A 74LS32 MOS8520

Retro-Schematics bill of materials (BOM)

419 components, 122 distinct parts — part numbers from the project's BOM.

Qty	Part	Footprint	Refs
2	74F138		U1H, U1I
1	74F399		U1J
1	74LS157		U1M
1	74F374		U2H
2	74F257_U2I_J	DIP-16_W7.62mm_LongPads	U2I, U2J
1	74LS244_U3G		U3G
1	74LS373_U3H		U3H
1	74LS244_U3I		U3I
1	74LS373_U3J		U3J
1	MOS8362	DIP-48_W15.24mm_LongPads	U4A
1	MOS8361		U4C
1	MOS8364		U4E
4	74F74		U4H-, U8G-, U8H-, U8I-
1	74LS244		U4J
1	LM2901		U4M-
2	74HC244		U5A, U6A
1	LF347	DIP-14_W7.62mm_LongPads	U5G-
1	PALEN - U5L		U5L
1	PALCAS - U5M		U5M
2	23256	DIP-28_W15.24mm_LongPads	U5N, U5P

Show 102 more

Qty	Part	Footprint	Refs
2	LM1488	DIP-14_W7.62mm_LongPads	U6K, U6K-
1	LM1489A	DIP-14_W7.62mm_LongPads	U6L-
1	74LS32		U6M-
2	MOS8520	DIP-40_W15.24mm_LongPads	U6N, U6P
1	Motorola_68000	DIP-64_W15.24mm	U6S
1	MC1377	DIP-20_W7.62mm_LongPads	U7A
2	74LS04		U7F-, U7M-
2	7407		U7N-, U7R-
1	7438		U7P-
2	74S51		U9G-, U9I-
3	2SC2926	TO-3PB-3_Vertical	Q1, Q2, Q3
3	2SC945A	TO-3PB-3_Vertical	Q4, Q5, Q10
1	2SC752G	TO-3PB-3_Vertical	Q8
1	2SB825	TO-92_Inline	Q9
1	2SA733	TO-92_Inline	Q18
1	COMP		J1
1	RF MOD		J2
1	RGB		J3
1	L		J4
1	R		J5
1	SERIAL		J6
1	DISK 1		J7
1	PARALLEL		J8
1	KBD		J9
1	DISK 0		J10
1	RIGHT (1)		J11
1	LEFT (0)		J12
1	D0 PWR		J13
1	DC POWER		J14
1	CONN_LED		J15
1	RAM EXPANSION		P1
1	1N4148		CR2
1	400ns		DL1
1	ROM_BRD_NOTE		N1
1	NOTE_GROUNDS		N2
1	28.63636MHz		OSC1
1	Amiga_1000_RAM_Bank_1	DIP-18_W7.62mm_LongPads	ROM1
1	Amiga_1000_RAM_Bank_2	DIP-18_W7.62mm_LongPads	ROM2
1	166NNF-10264AG		T1
3	TestPoint		TP1, TP2, TP3
5	UNKNOWN_W_SYMBOL		W1, W2, W3, W4, W5
1	LED		D1
42	FERRITE_BEAD		FB1, FB2, FB3, FB4, FB5, FB6, FB7, FB8 +34
1	39µH		L1
31	.1		C1, C5, C6, C36, C37, C38, C40, C46 +23
22	.01		C2, C3, C4, C16, C20, C21, C41, C42 +14
31	.001		C7, C8, C9, C10, C11, C12, C13, C14 +23
15	470pF		C23, C24, C25, C26, C27, C28, C29, C30 +7
1	47pF		C45
7	22 16V		C48, C49, C50, C63, C64, C65, C66
1	100pF		C54
7	10 10V		C62, C87, C114, C118, C124, C134, C135
7	100 16V		C78, C79, C80, C92, C93, C94, C175
1	470 16V		C95
3	0.1		C96, C100, C133
2	.0047		C102, C105
2	220pF		C103, C104
6	.047		C107, C110, C119, C120, C121, C122
1	10µF		C126
1	.1 x26		C137,C138,C158,C159,C113,C115,C129,C130,C131,C132,C151,C152,C153,C154,C155,C156,C127,C128,C136,C111,C112,C81,C82,C83,C84,C85
1	10 10V TANT		C142
1	.22 x8		C143..C150
4	360		R1, R3, R83, R84
19	1K		R2, R4, R13, R14, R43, R45, R47, R49 +11
18	47		R5, R6, R17, R18, R19, R20, R21, R22 +10
7	100		R7, R8, R59, R74, R78, R94, R95
3	75		R9, R11, R16
11	220		R10, R12, R44, R116, R117, R118, R119, R123 +3
7	470		R15, R109, R136, R137, R138, R139, RN4
3	75.0		R23, R24, R25
7	10K		R27, R81, R82, R102, R142, RN6, RN6-
5	33		R28, R29, R34, R36, R107
7	3.3K		R32, R33, R48, R91, R92, R97, R98
2	3.92K		R35, R63
1	910		R37
2	3.3.K		R50, R51
1	1.69K		R52
3	1000		R53, R64, R68
3	2000		R54, R65, R69
3	4020		R55, R66, R70
3	8060		R56, R67, R71
3	287		R57, R72, R76
3	1150		R58, R73, R77
3	49.9		R60, R75, R79
1	560		R61
1	1.2K		R62
1	1.1K 1%		R85
1	1.15K 1%		R86
2	750		R87, R90
4	36K		R88, R89, R93, R96
1	0.47		R99
1	1M		R101
1	100K 10%		R105
1	22K 10%		R106
1	200		R108
1	1.5 .5W		R110
8	39		R113, R128, R129, R130, R131, R132, R133, RN3
4	1		R114, R115, R121, R122
2	150		R120, R127
1	220K		R140
2	2.7K		RN8-, RN8-?
1	100K		RN9

Retro-Schematics design files

The KiCad project lives in the omega9380/Retro-Schematics repository on GitHub; these links point at the commit this page was built from.

Retro-Schematics: common questions

How many components are on the Retro-Schematics?

419 components, from 122 distinct parts, with part numbers taken from the project's own BOM. The full bill of materials is listed on this page.

Where can I download the Retro-Schematics design files?

From the omega9380/Retro-Schematics repository on GitHub, which has the schematic and the BOM; the links under Design files point to each one.

Can I use the Retro-Schematics design in my own project?

Yes, under the terms of its MIT license, which omega9380 chose for the repository.

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