4 layers17.5 × 51.3 mm

MMU 3V3
frozen-signal/Apple_IIe_MMU_3V3
Open source design files for the Apple IIe's MMU custom IC
45 parts7CC-BY-4.0
Boards in 1 GitHub repository, designed in KiCad, that use the LCMXO2-256HC-4MG132C by Lattice (0℃~+85℃ 2.375V~3.465V 256 32 55 MachXO2 Supports hot swap、Supports watchdog timeout detection CSPBGA-132 Programmable Logic Device (CPLDs/FPGAs) ROHS). See how each wires it, with its parts, size, README and files; the LCMXO2-256HC-4MG132C’s symbol, footprint and pinout are on its own page.

frozen-signal/Apple_IIe_MMU_3V3
Open source design files for the Apple IIe's MMU custom IC