4 layers86 × 56 mm

Boards in 1 GitHub repository, designed in KiCad, that use the MSM421ACT006 by MEMS (-42dB 0.95mm 1.85mm 1.8V 170Ω 175uA 2.75mm 59dB Analog output Omnidirectional Omnidirectional pickup LGA-4(1.9x2.8) MEMS Microphones ROHS). See how each wires it, with its parts, size, README and files; the MSM421ACT006’s symbol, footprint and pinout are on its own page.
