Take a look at the most fundamental of Smart Analog devices: the comparator. Learn what it does and where it is often used, in interfacing analog to digital, how it is set to levels. Projects can use ...

I have this little chip called an LM393N. The spec sheet says it is a dual comparator (There are 2 of these things on each side of the chip).<BR><BR>Each comparator has a +input, a -input, and an ...