1 open source board using the PCA9507
Real designs built with the PCA9507, 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.
calebreisterThe PCA9507 in open source designs
The gallery holds 1 open source boards using the PCA9507 from 1 GitHub repository; a typical one measures about 63.5 × 78.1 mm and carries around 113 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is HSMC-GPIO-kicad by calebreister.
PCA9507: common questions
Where can I find a PCA9507 reference design?
Each of the 1 boards on this page is a real design using the PCA9507. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
How big is a typical board using the PCA9507?
The median is 63.5 × 78.1 mm, and 100% are two-layer designs.
What is the most popular open source board using the PCA9507?
By GitHub stars, HSMC-GPIO-kicad by calebreister, with 4 stars.
Can I simulate one of these boards using the PCA9507 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.