3 open source boards using the 74HCT273
Real designs built with the 74HCT273, 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.
Omega-Mainboard
merlinkv
333.4 × 149.9 mm248 parts2LGPL-3.040
Tkmem128-ii
lrrosa
78.7 × 66 mm19 parts4LCERN-OHL-S-2.00
Rom cart
ThroatyMumbo
90.8 × 60 mm10 parts2LMIT15
The 74HCT273 in open source designs
The gallery holds 3 open source boards using the 74HCT273 from 3 GitHub repositories; a typical one measures about 90.8 × 66 mm and carries around 19 components.
67% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is Omega-Mainboard by merlinkv.
Parts used alongside the 74HCT273
What boards using the 74HCT273 are built for
74HCT273: common questions
Where can I find a 74HCT273 reference design?
Each of the 3 boards on this page is a real design using the 74HCT273. 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 74HCT273?
The median is 90.8 × 66 mm, and 67% are two-layer designs.
What is the most popular open source board using the 74HCT273?
By GitHub stars, Omega-Mainboard by merlinkv, with 40 stars.
Can I simulate one of these boards using the 74HCT273 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.