4 open source boards using the 74HC259
Real designs built with the 74HC259, 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.
Main Board
juniperlynx
212 × 126 mm75 parts2LNo license1
CFT Board 1
alexiosc
233.4 × 280 mm222 parts2LGPL-3.06
Block Relay Daughter
DavidMFlynn
157.5 × 99.1 mm92 parts2LMIT1
Output32DC
66 × 117 mm92 parts2LMIT1
The 74HC259 in open source designs
The gallery holds 4 open source boards using the 74HC259 from 3 GitHub repositories; a typical one measures about 184.7 × 121.5 mm and carries around 92 components.
100% are two-layer designs, the rest use four layers or more, and 75% carry an open source license.
The most starred is CFT Board 1 by alexiosc.
Parts used alongside the 74HC259
What boards using the 74HC259 are built for
74HC259: common questions
Where can I find a 74HC259 reference design?
Each of the 4 boards on this page is a real design using the 74HC259. 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 74HC259?
The median is 184.7 × 121.5 mm, and 100% are two-layer designs.
What is the most popular open source board using the 74HC259?
By GitHub stars, CFT Board 1 by alexiosc, with 6 stars.
Can I simulate one of these boards using the 74HC259 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.