2 layers

Boards in 1 GitHub repository, designed in KiCad, that use the EMIF06-MSD04F3 by STMicroelectronics (-40℃~+85℃ 40Ω 550MHz 7.5pF、9pF Yes WFBGA-16 EMI/RFI Filters (LC, RC Networks) ROHS). See how each wires it, with its parts, size, README and files; the EMIF06-MSD04F3’s symbol, footprint and pinout are on its own page.
