3 open source boards using the 74HC4040D,653
Real designs built with the 74HC4040D,653, 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.
MiniNDP
bkw777
60 × 34 mm16 parts2LCustom license7MiniNDP
bkw777
60 × 34 mm15 parts2LCustom license7MiniNDP
bkw777
60 × 34 mm14 parts2LCustom license7