Data Sheet

308
ATmega48A/PA/88A/PA/168A/PA/328/P [DATASHEET]
Atmel-8271H-AVR- ATmega-Datasheet_08/2014
Figure 29-1. Maximum Frequency vs. V
CC
4 MHz
1.8V 2.7V 4.5V
10 MHz
20 MHz
5.5V
Safe Operating Area