Jun 24, 2014 #1 K keen bm Newbie level 2 Joined Dec 21, 2011 Messages 2 Helped 0 Reputation 0 Reaction score 0 Trophy points 1,281 Location India Visit site Activity points 1,298 Hey every buddy, I want to use my ATmega128 with 3.3V input supply... is it possible? and if possible then is it great deal to save power? In my application i wont be able to change or charge my battery frequently so i need controller which can work on less voltage and less power supply.
Hey every buddy, I want to use my ATmega128 with 3.3V input supply... is it possible? and if possible then is it great deal to save power? In my application i wont be able to change or charge my battery frequently so i need controller which can work on less voltage and less power supply.
Jun 24, 2014 #2 alexan_e Administrator Joined Mar 16, 2008 Messages 11,888 Helped 2,021 Reputation 4,158 Reaction score 2,031 Trophy points 1,393 Location Greece alexan.edaboard.eu Activity points 64,371 The datasheet is located http://www.atmel.com/images/doc2467.pdf In page 320 there is the following graph You can use 3.3v but not with the full speed of 16Mhz, you should use 8MHz or less
The datasheet is located http://www.atmel.com/images/doc2467.pdf In page 320 there is the following graph You can use 3.3v but not with the full speed of 16Mhz, you should use 8MHz or less