2 open source boards using the PCA9554D
Real designs built with the PCA9554D, 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.
Servo Tester
Fabien-B
100 × 68 mm36 parts2LNo license1
RobotA 2020
ENACRobotique
87 × 78 mm26 parts2LNo license2
The PCA9554D in open source designs
The gallery holds 2 open source boards using the PCA9554D from 2 GitHub repositories; a typical one measures about 93.5 × 73 mm and carries around 31 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is RobotA 2020 by ENACRobotique.
Parts used alongside the PCA9554D
What boards using the PCA9554D are built for
PCA9554D: common questions
Where can I find a PCA9554D reference design?
Each of the 2 boards on this page is a real design using the PCA9554D. 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 PCA9554D?
The median is 93.5 × 73 mm, and 100% are two-layer designs.
What is the most popular open source board using the PCA9554D?
By GitHub stars, RobotA 2020 by ENACRobotique, with 2 stars.
Can I simulate one of these boards using the PCA9554D 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.