2 layers101.6 × 53.3 mm

Boards in 1 GitHub repository, designed in KiCad, that use the LMC660AIM by Texas Instruments (-40℃~+85℃ 0.001pA 0.002pA 1.1V/us 1.3uV/℃ 1.4MHz 16mA 1mV 2.2mA 22nV/√Hz@1kHz 4 5V~15.5V 83dB Rail-to-rail output SOIC-14 Operational Amplifier ROHS). See how each wires it, with its parts, size, README and files; the LMC660AIM’s symbol, footprint and pinout are on its own page.
