4 layers64.4 × 54.6 mm

ECP5
gildobjanschi/ECP5_BGA381_FT2232HQ_FIFO_EXT
Extension board for the ECP5_BGA381_FT2232HQ_FIFO board
79 parts1MIT
Boards in 2 GitHub repositories, designed in KiCad, that use the DA101JC by Murata (-40℃~+85℃ 1:1 2.06mH 2kV SMD-6P,9.5x9mm Pulse Transformers(LAN) ROHS). See how each wires it, with its parts, size, README and files; the DA101JC’s symbol, footprint and pinout are on its own page.

gildobjanschi/ECP5_BGA381_FT2232HQ_FIFO_EXT
Extension board for the ECP5_BGA381_FT2232HQ_FIFO board

tomek-szczesny/byos_m2
Build Your Own System - a collection of stackable add-ons