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ADC Minimum input Voltage

Created Wed, 05 Dec 2012 00:42:14 +0000 by Jaydie


Wed, 05 Dec 2012 00:42:14 +0000

Just a quick question for UNO32, what is the smallest voltage does the ADC can be read with max accuracy?

Is it VRef/10-bit?



Wed, 05 Dec 2012 02:34:58 +0000

Yes, that's correct. Vref is 3.3V, so 1 count on the ADC = 3.22mv