4 open source boards using the 74LS259
Real designs built with the 74LS259, 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.
Microdigital - TK 2000
clemarfolly
236.8 × 169.8 mm195 parts2LNo license17
TK2000 InterfaceDeDrive
65.1 × 92.8 mm18 parts2LNo license17
TI-CUBE-FMSound
VE7PMC
99.7 × 99.7 mm38 parts4LGPL-3.010- schematic only · 65 parts
Mc14500
89Mods
65 parts2LMIT3
The 74LS259 in open source designs
The gallery holds 4 open source boards using the 74LS259 from 3 GitHub repositories; a typical one measures about 99.7 × 99.7 mm and carries around 52 components.
75% are two-layer designs, the rest use four layers or more, and 50% carry an open source license.
The most starred is Microdigital - TK 2000 by clemarfolly.
What boards using the 74LS259 are built for
74LS259: common questions
Where can I find a 74LS259 reference design?
Each of the 4 boards on this page is a real design using the 74LS259. 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 74LS259?
The 74LS08, 74LS138, 74LS175 and 74LS32 appear in the most repositories here.
How big is a typical board using the 74LS259?
The median is 99.7 × 99.7 mm, and 75% are two-layer designs.
What is the most popular open source board using the 74LS259?
By GitHub stars, Microdigital - TK 2000 by clemarfolly, with 17 stars.
Can I simulate one of these boards using the 74LS259 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.