10 open source boards using the 74HC174
Real designs built with the 74HC174, 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.
8-Bit CPU 32k
slu4coder
196.9 × 125.1 mm101 parts2LNo license184
Omronkbd
zuiko21
250.8 × 130.2 mm115 parts2LMIT23
Sbc6120-rbc front panel submini
djtersteegc
200.7 × 106.7 mm100 parts2LGPL-2.06
FellaPC
agkaminski
284.9 × 96.5 mm107 parts2LCC0-1.02
Zak180
188 × 128.3 mm128 parts4LCC-BY-NC-4.00
Pluskbd
351.8 × 144.2 mm113 parts2LMIT23
SBC6120 Mini Front Panel
198.1 × 121.3 mm96 parts2LGPL-2.06
Top5x8kbd
177.8 × 130.8 mm67 parts2LMIT23
Rtc sd
53.3 × 130.8 mm34 parts2LMIT23
Spi
82.6 × 39.4 mm29 parts2LMIT23
The 74HC174 in open source designs
The gallery holds 10 open source boards using the 74HC174 from 5 GitHub repositories; a typical one measures about 197.5 × 126.7 mm and carries around 101 components.
90% are two-layer designs, the rest use four layers or more, and 80% carry an open source license.
The most starred is 8-Bit CPU 32k by slu4coder.
Parts used alongside the 74HC174
What boards using the 74HC174 are built for
74HC174: common questions
Where can I find a 74HC174 reference design?
Each of the 10 boards on this page is a real design using the 74HC174. 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 74HC174?
The 74HC245, 74HC00, 74HC02, 74HC138 and 74HC574 appear in the most repositories here.
How big is a typical board using the 74HC174?
The median is 197.5 × 126.7 mm, and 90% are two-layer designs.
What is the most popular open source board using the 74HC174?
By GitHub stars, 8-Bit CPU 32k by slu4coder, with 184 stars.
Can I simulate one of these boards using the 74HC174 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.