7 open source boards using the 74HCT86
Real designs built with the 74HCT86, 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.
AVR/Arduino8bit computer
vascofazza
297.2 × 180.3 mm327 parts2LMIT314
RC6502 General Video Adapter
tebl
99.1 × 99.7 mm80 parts2LGPL-3.0192
Loewe Q2300 VGA Adapter
proboterror
65 × 50.8 mm59 parts2LNo license2
Loewe VGA Module Q2500
49.3 × 33.8 mm31 parts2LNo license2
TTL 6510 Computer
StefansAI
368.3 × 215.9 mm330 parts2LNo license1
TTL 6510 Computer
368.3 × 215.9 mm330 parts2LNo license1
Gd MegaII proto
baldengineer
98.8 × 115.3 mm56 parts4LMIT33
The 74HCT86 in open source designs
The gallery holds 7 open source boards using the 74HCT86 from 6 GitHub repositories; a typical one measures about 99.1 × 115.3 mm and carries around 80 components.
86% are two-layer designs, the rest use four layers or more, and 43% carry an open source license.
The most starred is 8bit computer by vascofazza.
Parts used alongside the 74HCT86
Microcontrollers on boards using the 74HCT86
What boards using the 74HCT86 are built for
74HCT86: common questions
Where can I find a 74HCT86 reference design?
Each of the 7 boards on this page is a real design using the 74HCT86. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
What parts are used alongside the 74HCT86?
The 74HCT00, 74HCT04, 74HCT08, 74HCT245 and 74HCT32 appear in the most repositories here.
Which microcontrollers do boards using the 74HCT86 use?
Most are built on AVR/Arduino (1).
How big is a typical board using the 74HCT86?
The median is 99.1 × 115.3 mm, and 86% are two-layer designs.
What is the most popular open source board using the 74HCT86?
By GitHub stars, 8bit computer by vascofazza, with 314 stars.
Can I simulate one of these boards using the 74HCT86 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.