I've read several tutorials and the like on this, but I'm still a bit confused. If I want to drive an AVR with a 3.68
V supply, I need to use a 3.3V regulator, right?

A:

The 3.3V regulator is a voltage regulator, it will not be able to provide 3.68V.
The 3.68V is the supply voltage for the AVR.
The 3.