5 open source boards using the 74LS258
Real designs built with the 74LS258, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
C64 Motherboard KU-14194HB
baldengineer
390.2 × 180.3 mm220 parts2LCC-BY-4.0442
Raemixx500
SukkoPera
365.8 × 254 mm349 parts2LNo license313
C64-250407-Replica
bwack
390 × 179.8 mm214 parts2LCERN-OHL-1.2114
KU-14194HB-RevB
390.2 × 180.3 mm221 parts2LNo license67
ADV-16 CPU
abzman
228.1 × 172.7 mm111 parts2LUnlicense4
The 74LS258 in open source designs
The gallery holds 5 open source boards using the 74LS258 from 5 GitHub repositories; a typical one measures about 390 × 180.3 mm and carries around 220 components.
100% are two-layer designs, the rest use four layers or more, and 60% carry an open source license.
The most starred is C64 Motherboard KU-14194HB by baldengineer.
Parts used alongside the 74LS258
What boards using the 74LS258 are built for
74LS258: common questions
Where can I find a 74LS258 reference design?
Each of the 5 boards on this page is a real design using the 74LS258. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the 74LS258?
The 74LS373, 74LS139, 74LS74, 2114 and 2332A appear in the most repositories here.
How big is a typical board using the 74LS258?
The median is 390 × 180.3 mm, and 100% are two-layer designs.
What is the most popular open source board using the 74LS258?
By GitHub stars, C64 Motherboard KU-14194HB by baldengineer, with 442 stars.
Can I simulate one of these boards using the 74LS258 before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.