9 open source boards using the 4049
Real designs built with the 4049, 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.
Odyssey 2 rgb
abzman
83.3 × 78.2 mm70 parts2LUnlicense19
1802-Mini-Super-Elf-Bus
dmadole
100 × 100 mm54 parts2LNo license2
1802-Mini-Compact-Flash
100 × 100 mm36 parts2LNo license2
PWM-H-Bridge
NealEhardt
70 × 71 mm35 parts2LNo license2
EPROM-Programmer
codesqueak
140 × 100 mm66 parts2LCERN-OHL-S-2.01
1802-Mini-Processor
100 × 100 mm64 parts2LNo license1
1802-Mini-1854-Serial
100 × 100 mm44 parts2LNo license1
1802-Mini-Backplane
100 × 100 mm36 parts2LGPL-3.01
CX85 AtariXE
gianlucarenzi
165 × 115.4 mm26 parts2LGPL-3.014
The 4049 in open source designs
The gallery holds 9 open source boards using the 4049 from 9 GitHub repositories; a typical one measures about 100 × 100 mm and carries around 44 components.
100% are two-layer designs, the rest use four layers or more, and 44% carry an open source license.
The most starred is Odyssey 2 rgb by abzman.
What boards using the 4049 are built for
4049: common questions
Where can I find a 4049 reference design?
Each of the 9 boards on this page is a real design using the 4049. 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 4049?
The 4071, 4001, 4011, 4023 and 4013 appear in the most repositories here.
How big is a typical board using the 4049?
The median is 100 × 100 mm, and 100% are two-layer designs.
What is the most popular open source board using the 4049?
By GitHub stars, Odyssey 2 rgb by abzman, with 19 stars.
Can I simulate one of these boards using the 4049 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.