

Amiga600
Amiga A600 schematics recpatured in KiCad and a new PCB design from them. Base version
- Size
- 317 × 194.1 mm
- Copper layers
- 2
- Thickness
- 1.6 mm
- Parts
- 575
- Nets
- 614
- Pads
- 2,503
- Tracks, vias
- 13,837, 1,423
- Pours
- 4
- Routed
- Yes
- KiCad
- KiCad 5 (file 20171130)
- Created
- 20 Aug 2019
- Updated
- 31 Dec 2021
Overview
Amiga600 is an open-source printed circuit board by istedman, from the istedman/A600Reborn repository on GitHub. It is a 2-layer board of 317 × 194.1 mm with 575 parts on 614 nets, routed with 13,837 tracks and 1,423 vias.
It is built around the 74LS245SC and 74HCT244D. Its parts include 138 resistors, 122 capacitors, 22 transistors, 19 ICs and 7 connectors. It belongs with the retro computing and games boards of this library.
Main components
274LS245SC
-0℃~+70℃ 12ns@5V,45pF 15mA 24mA 4.75V~5.25V 74LS 8 Bidirectional Output enable Schmitt trigger Tri-State - Buffers, Drivers, Receivers, Transceivers ROHSTexas InstrumentsBuffers, Drivers, Receivers, Transceivers74HCT244D
SO-20-300mil-40℃~+125℃ 13ns@4.5V,50pF 160uA 2 4 4.5V~5.5V 6mA 6mA 74HCT Tri-State Unidirectional SOIC-20-300mil Buffers, Drivers, Receivers, Transceivers ROHSNexperiaBuffers, Drivers, Receivers, Transceivers
README
README.mdA600Reborn
Amiga A600 schematics recaptured in KiCad and a new PCB design created from them. There is currently one, working, version which replaces the RF modulator with a mini-DIN for S-video.
Schematics and baseline PCB captured by Mick @ EAB. Checked and updated by myself.
Original thread is here: http://eab.abime.net/showthread.php?t=98176
Status as of 23rd February 2021
The Baseline version is still undergoing testing and is currently not fully functioning, this vairant is not published here. Use the A600_S_Video branch if you want to try the working variant.
The S-Video variant, which was tracked via manual methods, rather than auto-routed, currently works and boots. Photos of the S-Video variant

Wiki will be updated with debug/test information.
Parts
575| Qty | Value | Footprint | References |
|---|---|---|---|
| 65 | 68 | MyLibrary:SMD_1206 | ER131, ER132, ER251, ER252, ER257, ER261, ER262, ER266, ER267, ER351, ER353, ER354, ER355, ER356, ER357, ER358 +49 |
| 46 | 100pF | MyLibrary:SMD_1206 | EC231, EC251, EC252, EC253, EC254, EC255, EC256, EC257, EC261, EC266, EC267, EC511, EC512, EC513, EC514, EC515 +30 |
| 41 | 0.33uF | MyLibrary:SMD_1210 | C2, C3, C13, C14, C21, C22, C25, C31, C32, C199, C211, C212, C213, C301, C302, C305 +25 |
| 35 | 10K | MyLibrary:SMD_1206 | R243, R322, R323, R327, R329, R332, R333, R337, R339, R346, R572, R623, R631, R633, R635, R637 +19 |
| 30 | 27 | MyLibrary:SMD_1206 | E199, ER112, ER122, ER123, ER124, ER125, ER128, ER129, ER150, ER580, ER583, ER584, ER585, ER587, ER590, ER591 +14 |
| 29 | 0.01uF | MyLibrary:SMD_1206 | C7, C8, C26, C27, C29, C33, C34, C36, C244, C246, C349, C591, C592, C613, C800, C801 +13 |
| 29 | 4.7K | MyLibrary:SMD_1206 | R241, R251, R252, R253, R348, R514, R632, R634, R636, R638, R651, R655, R721, RA370, RA951, RB370 +13 |
| 21 | 1K | MyLibrary:SMD_1206 | R101, R102, R103, R244, R303, R304, R319, R324, R334, R512, R621, R654, RA231, RA954, RB214, RB215 +5 |
| 14 | 470pF | MyLibrary:SMD_1206 | EC351, EC353, EC354, EC361, EC363, EC364, EC371, EC372, EC373, EC374, EC553, EC554, EC555, EC556 |
| 13 | 2N3904 | MyLibrary:SOT-23 | Q211, Q212, Q213, Q231, Q232, Q233, Q461, Q511, Q571, Q621, Q622, Q651, Q653 |
| 12 | 47pF | MyLibrary:SMD_1206 | E151, E152, E153, E154, EC128, EC129, EC150, EC258, EC259, EC260, EC692, EC693 |
| 12 | 6800pF | MyLibrary:SMD_1206 | C322, C332, EC321, EC331, EC355, EC356, EC357, EC358, EC365, EC366, EC367, EC368 |
| 10 | 470 | MyLibrary:SMD_1206 | R111, R161, R162, R515, R659, R660, R952, RA953, RB953, RC953 |
| 9 | * | MyLibrary:SMD_1206 | EC121, EC262, ER121, R202, R246, R624, R625, R626, R658 |
| 9 | 22pF | MyLibrary:SMD_1206 | C621, C622, EC112, EC122, EC123, EC124, EC125, EC126, EC127 |
| 9 | 47 | MyLibrary:SMD_1206 | ER126, ER127, ER253, ER254, ER255, ER256, ER557, ER561, ER562 |
| 8 | 74LS245 | MyLibrary:SOIC-20W | U21, U22, U41, U42, U43, U45, U46, U47 |
| 8 | FB200 | MyLibrary:SMD_1206 | ER258, ER259, ER260, ER263, ER264, ER265, ER597, ER598 |
| 7 | 2N3906 | MyLibrary:SOT-23 | Q341, Q631, Q632, Q633, Q634, Q652, Q654 |
| 6 | 150 | MyLibrary:SMD_1206 | R211, R212, R213, RA233, RB233, RC233 |
| 6 | 75 | MyLibrary:SMD_1206 | R281, R282, RA234, RB234, RC234, RE232 |
| 5 | 0.047uF | MyLibrary:SMD_1206 | C311, C312, C313, C314, C352 |
| 5 | 1N4001 | MyLibrary:SMD_MELF | D572, D573, D574, D575, D576 |
| 5 | 2K | MyLibrary:SMD_1206 | R325, R335, RC214, RC215, RC216 |
| 4 | 0 | MyLibrary:SMD_1206 | ER120, ER321, ER331, R203 |
| 4 | 22uF | MyLibrary:C_SMD_D6.3 | C303, C304, C324, C334 |
| 4 | 33K | MyLibrary:SMD_1206 | R349, RA232, RB232, RC232 |
| 4 | 3900pF | MyLibrary:SMD_1206 | C321, C323, C331, C333 |
| 4 | MountingHole_Pad | MyLibrary:MT1-4 | MT1, MT2, MT3, MT4 |
| 3 | 1 | MyLibrary:SMD_2512 | R309, RA405, RB405 |
| 3 | 2.7K | MyLibrary:SMD_1206 | R245, R347, R571 |
| 3 | 220uF | MyLibrary:C_SMD_D6.3 | C237, C281, C282 |
| 3 | 270 | MyLibrary:SMD_1206 | RA214, RA215, RA216 |
| 3 | 330 | MyLibrary:SMD_1206 | RF214, RF215, RF216 |
| 3 | 4.7 | MyLibrary:SMD_2512 | R352, R362, R406 |
| 3 | 4K | MyLibrary:SMD_1206 | RD214, RD215, RD216 |
| 3 | 8K | MyLibrary:SMD_1206 | RE214, RE215, RE216 |
| 3 | FB | MyLibrary:SMD_1812 | E301, FB991, FB992 |
| 3 | MountingHole | MyLibrary:Hole | H1, H2, H3 |
| 3 | RCA | MyLibrary:RCA | CN3, CN4, CN10 |
| 2 | 0.1uF | MyLibrary:SMD_1206 | C362, C611 |
| 2 | 10 | MyLibrary:SMD_1206 | R301, R302 |
| 2 | 100 | MyLibrary:SMD_1206 | R622, R639 |
| 2 | 1000uF | MyLibrary:C_RAD_P5 | C408, C811 |
| 2 | 10uF | MyLibrary:C_SMD_D5 | C306, C612 |
| 2 | 120 | MyLibrary:SMD_1206 | RA714, RB714 |
| 2 | 256Kx16 | MyLibrary:SOJ-40 | U16, U17 |
| 2 | 470K | MyLibrary:SMD_1206 | R326, R336 |
| 2 | 47uF | MyLibrary:C_SMD_D6.3 | C821, C822 |
| 2 | 4PIN | MyLibrary:1x04_P2.54 | CN12, CN14 |
| 2 | 56pF | MyLibrary:SMD_1206 | C241, C245 |
| 2 | 680 | MyLibrary:SMD_1206 | R321, R331 |
| 2 | 74HCT244 | MyLibrary:SOIC-20W | U31, U32 |
| 2 | 8520 | MyLibrary:PLCC-44 | U7, U8 |
| 2 | DB9P | MyLibrary:DB9P | CN1, CN2 |
| 2 | MPF102 | MyLibrary:SOT-23 | Q321, Q331 |
| 1 | 0.33uF | MyLibrary:SMD_1206 | EC120 |
| 1 | 1.2uH | MyLibrary:SMD_1210 | L241 |
| 1 | 1000pF | MyLibrary:SMD_1206 | C243 |
| 1 | 100uF | MyLibrary:C_SMD_D6.3 | C409 |
| 1 | 1488 | MyLibrary:SOIC-14 | U28 |
| 1 | 1489 | MyLibrary:SOIC-14 | U29 |
| 1 | 15pF | MyLibrary:SMD_1206 | C242 |
| 1 | 1M | MyLibrary:SMD_1206 | R611 |
| 1 | 1N914 | MyLibrary:SOT-23_Diode | D571 |
| 1 | 2.61K | MyLibrary:SMD_1206 | R280 |
| 1 | 22K | MyLibrary:SMD_1206 | R345 |
| 1 | 240 | MyLibrary:SMD_1206 | RE234 |
| 1 | 28.37516MHz | MyLibrary:Oscillator | X1 |
| 1 | 3MHz | MyLibrary:Resonator | Y621 |
| 1 | 4.433619MHz | MyLibrary:Crystal | Y451 |
| 1 | 43 | MyLibrary:SMD_1206 | RD234 |
| 1 | 47 | MyLibrary:SMD_2512 | ER524 |
| 1 | 470uF | MyLibrary:C_RAD_P5 | C307 |
| 1 | 47K | MyLibrary:SMD_1206 | R612 |
| 1 | 47pf* | MyLibrary:Trimmer | C201 |
| 1 | 6.8K | MyLibrary:SMD_1206 | R242 |
| 1 | 6570 | MyLibrary:PLCC-44 | U13 |
| 1 | 74F00 | MyLibrary:SOIC-14 | U26 |
| 1 | 74F02 | MyLibrary:SOIC-14 | U44 |
The 543 most common of 575 parts.
Questions
How big is the Amiga600 PCB?
It measures 317 × 194.1 mm and has 2 copper layers, 1.6 mm thick.
What parts does the Amiga600 use?
575 parts, built around the 74LS245SC and 74HCT244D. The full list of its parts is on this page, with links to each part's symbol and footprint where PCBKit's library has them.
Where can I download the Amiga600 KiCad files?
From the istedman/A600Reborn repository on GitHub, at the commit this page was made from: the board is A600_Svideo_Working/KiCAD/Amiga600.kicad_pcb. PCBKit opens the board in the browser, with nothing to install.
Can I use the Amiga600 design in my own project?
Its repository states no licence, so its author keeps all rights: ask istedman before reusing the design.
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