Analog-to-Digital Confusion: Pitfalls of Driving an ADC

Jason Sachs November 19, 20112 comments

Imagine the following scenario:You're a successful engineer (sounds nice, doesn't it!) working on a project with three or four circuit boards. More than even you can handle, so you give one of them over to your coworker Wayne to design. Wayne graduated two years ago from college. He's smart, he's a quick learner, and he's really fast at designing schematics and laying out circuit boards. It's just that sometimes he takes some shortcuts... but in this case the circuit board is just something to digitize some thermistor measurements -- he says he's putting on a...