2 layers30.5 × 56.9 mm

Boards in 1 GitHub repository, designed in KiCad, that use the CD4541BM by Texas Instruments (-55℃~+125℃ 1 100kHz 3V~20V Programmable time-base frequency division network、Built-in crystal oscillator Yes SOIC-14 Timers / Counters ROHS). See how each wires it, with its parts, size, README and files; the CD4541BM’s symbol, footprint and pinout are on its own page.
