2 layers124.5 × 99.1 mm

Boards in 1 GitHub repository, designed in KiCad, that use the PCA9505DGG by NXP Semiconductors (-40℃~+85℃ 10mA 15mA 1uA 2.3V~5.5V 40 400kHz 8 I2C Interrupt Output Push-Pull Reset function、Cascading and address extension、Built-in LED driver TSSOP-56-6.1mm I/O Expanders ROHS). See how each wires it, with its parts, size, README and files; the PCA9505DGG’s symbol, footprint and pinout are on its own page.
