Datasheet

5.2.9. ADC[7:6] (TQFP and VFQFN Package Only)

In the TQFP and VFQFN package, ADC[7:6] serve as analog inputs to the A/D converter. These pins are

powered from the analog supply and serve as 10-bit ADC channels.

Atmel ATmega48A/88A/168A [DATASHEET]

Atmel-42733B-ATmega48A/88A/168A_Datasheet_Summary-11/2016