2 open source boards using the 74ALS157
Real designs built with the 74ALS157, 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.
HW VGA
daveho
150 × 90 mm75 parts2LNo license19
Xvicompact scsi
Mikejmoffitt
99.5 × 105.5 mm9 parts2LNo license1
The 74ALS157 in open source designs
The gallery holds 2 open source boards using the 74ALS157 from 2 GitHub repositories; a typical one measures about 124.8 × 97.8 mm and carries around 42 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is HW VGA by daveho.
74ALS157: common questions
Where can I find a 74ALS157 reference design?
Each of the 2 boards on this page is a real design using the 74ALS157. 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 74ALS157?
The median is 124.8 × 97.8 mm, and 100% are two-layer designs.
What is the most popular open source board using the 74ALS157?
By GitHub stars, HW VGA by daveho, with 19 stars.
Can I simulate one of these boards using the 74ALS157 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.