2 open source boards using the TCA9554APWR

Real designs built with the TCA9554APWR, 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.

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The TCA9554APWR in open source designs

The gallery holds 2 open source boards using the TCA9554APWR from 1 GitHub repository; a typical one measures about 136 × 92 mm and carries around 39 components.

100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.

The most starred is BB3plus DVID TFT display by eez-open.

What boards using the TCA9554APWR are built for

TCA9554APWR: common questions

Where can I find a TCA9554APWR reference design?

Each of the 2 boards on this page is a real design using the TCA9554APWR. 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 TCA9554APWR?

The median is 136 × 92 mm, and 100% are two-layer designs.

What is the most popular open source board using the TCA9554APWR?

By GitHub stars, BB3plus DVID TFT display by eez-open, with 12 stars.

Can I simulate one of these boards using the TCA9554APWR 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.