2 open source boards using the NE558
Real designs built with the NE558, 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.
Snark barker
schlae
231.1 × 106.7 mm193 parts2LNo license687
ES688 ISA8
hkzlab
104.1 × 99.1 mm121 parts4LCC-BY-NC-4.046
The NE558 in open source designs
The gallery holds 2 open source boards using the NE558 from 2 GitHub repositories; a typical one measures about 167.6 × 102.9 mm and carries around 157 components.
50% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is Snark barker by schlae.
What boards using the NE558 are built for
NE558: common questions
Where can I find a NE558 reference design?
Each of the 2 boards on this page is a real design using the NE558. 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 NE558?
The 74LS14, 74LS244 and 74LS245 appear in the most repositories here.
How big is a typical board using the NE558?
The median is 167.6 × 102.9 mm, and 50% are two-layer designs.
What is the most popular open source board using the NE558?
By GitHub stars, Snark barker by schlae, with 687 stars.
Can I simulate one of these boards using the NE558 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.