35 open source boards using the 74HCT14
Real designs built with the 74HCT14, 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.
Raemixx500
SukkoPera
365.8 × 254 mm349 parts2LNo license313
Isa8 backplane
skiselev
116.8 × 154.9 mm60 partsGPL-3.0131
ClumsyMIDI
gmcn42
65 × 56 mm21 parts2LCC-BY-SA-4.089
Mb386sx rc2016
172.7 × 218.4 mm141 parts2LNo license61
NXPLPC176x MultiFunction
RobertPHeller
156.2 × 168.9 mm223 parts2LCC-BY-4.024
Raspberry PiMinidexed
handeyeco
130.8 × 81.5 mm47 parts2LNo license23
8 16 computer 2
halfburnttoast
208 × 110 mm111 parts2LNo license21
TurboXT Addon
hkzlab
74.3 × 43.8 mm28 parts2LCC-BY-NC-4.015
Power-Clock
DutchMaker
121.9 × 121.9 mm45 parts2LNo license14
Rx02-emulator mega shield
djtersteegc
99.1 × 71.1 mm57 parts2LMIT7
440BX
raszpl
304.8 × 243.8 mm650 parts4LGPL-3.06
ESP32TI99 22
danwerner21
244 × 244 mm257 parts4LNo license4
ESP32ESP32-S3-MegaMultiFunction
165.1 × 132.1 mm238 parts2LCC-BY-4.03
6309-Unleashed
FredericSegard
252.7 × 106.7 mm95 parts2LNo license3
Isa8 backplane
Vakon84
116.8 × 154.9 mm60 partsGPL-3.03
Lpt breakout board
awpe
180.5 × 52.3 mm247 parts2LNo license2
6809PC
244 × 244 mm155 parts2LNo license2
TTL 6510 Computer
StefansAI
368.3 × 215.9 mm330 parts2LNo license1
6502PC
244 × 244 mm154 parts2LNo license1
A500Sub
Bambelweeny57
365.8 × 254 mm344 parts2LNo license0
ESP32ESP32-S3-MultiFunction
99.1 × 125.7 mm141 parts2LCC-BY-4.03![Top view of IBX ][ HV Board](https://hip.fly.dev/v1/gallery/thumb/sgs-lab--ibxii--hvboard.svg)
IBX ][ HV Board
sgs-lab
145 × 80 mm51 parts2LNo license2
TTL 6510 Computer
368.3 × 215.9 mm330 parts2LNo license1
Td rgbinput lm1205
tdaede
100 × 50 mm72 parts2LNo license370
ESP32ESP32-D0WD-V3-MultiFunction
104.1 × 127 mm137 parts2LCC-BY-4.03
Raspberry PiZynthian mini v2 20 buttons short
zynthian
163 × 120 mm87 parts2LNo license154
TivaMultiFunctionBoard
76.2 × 153.7 mm114 parts2LCC-BY-4.024
ESP32ESP32-S3-MultiFunction wroom
99.1 × 125.7 mm127 parts2LCC-BY-4.03
PocketBeagleMultifuntion
128.3 × 139.7 mm111 parts2LCC-BY-4.024
ESP32ESP32-T7S3-MultiFunction
99.1 × 125.7 mm116 parts2LCC-BY-4.03
ESP32ESP32-MultiFunction
104.1 × 127 mm109 parts2LCC-BY-4.03
Z80-IDE
dennis9819
160 × 100.3 mm62 parts2LNo license2
ESP32ESP32-T7S3-MultiFunctionUniversalTurnout
99.1 × 125.7 mm102 parts2LCC-BY-4.03
ESP32ESP32-Feather-6B6L-SMD
61 × 78.7 mm37 parts2LCC-BY-4.03
ESP32ESP32-Feather-6B6L
86.4 × 78.7 mm36 parts2LCC-BY-4.03
The 74HCT14 in open source designs
The gallery holds 35 open source boards using the 74HCT14 from 24 GitHub repositories; a typical one measures about 130.8 × 125.7 mm and carries around 111 components.
94% are two-layer designs, the rest use four layers or more, and 49% carry an open source license.
The most starred is Td rgbinput lm1205 by tdaede.
Parts used alongside the 74HCT14
Microcontrollers on boards using the 74HCT14
What boards using the 74HCT14 are built for
74HCT14: common questions
Where can I find a 74HCT14 reference design?
Each of the 35 boards on this page is a real design using the 74HCT14. 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 74HCT14?
The 74HCT74, 74LS244, 74LS245, 74LS32 and 74HCT00 appear in the most repositories here.
Which microcontrollers do boards using the 74HCT14 use?
Most are built on ESP32 (10), Raspberry Pi (2) and NXP (1).
How big is a typical board using the 74HCT14?
The median is 130.8 × 125.7 mm, and 94% are two-layer designs.
What is the most popular open source board using the 74HCT14?
By GitHub stars, Td rgbinput lm1205 by tdaede, with 370 stars.
Can I simulate one of these boards using the 74HCT14 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.