When an ADC takes a reading, there is often a bobble of 1 LSD because of the timing of the conversion. When you convert that reading to a voltage, there may be round off error of 1 LSD.
When an ADC takes a reading, there is often a bobble of 1 LSD because of the timing of the conversion. When you convert that reading to a voltage, there may be round off error of 1 LSD.