We love Arduino here at Hackaday; they’ve probably done more to make embedded programming accessible to more people than anything else in the history of the field. One thing the Arduino ecosy… ...

There’s one 16-channel ADC. It’s not too noisy, quite fast (up to 150ksps) and can be configured to get a resolution of 8 or 10-bit. In 8-bit mode, there’s one or two bits of noise.