1.1.7 ADC Conversion Acquisition Time in Sleep (ADCC)

Conversion during Sleep mode when ADACQ = 0 affects results on values in the upper half of the 10-bit range. The analog input is disconnected for 3-4 uS and the first bit of the result becomes zero.

Work around

Add five counts of ADACQ time.

Affected Silicon Revisions

A3A4
XX