ATmega325PA Atmel Corporation, ATmega325PA Datasheet - Page 324

• Manufacturer Part Number: ATmega325PA
• Manufacturer: Atmel Corporation

28.3
8285D–AVR–06/11
Speed Grades
ATmega165A/PA/325A/PA/3250A/PA/645A/P/6450A/P
Maximum frequency is depending on V
Frequency vs. V
Figure 28-1. Maximum Frequency vs. V
Figure 28-2. Maximum Frequency vs. V
20 MHz
10 MHz
4 MHz
16 MHz
4 MHz
8 MHz
1.8V
ATmega325A/ATmega325PA/ATmega3250A/ATmega3250PA/ATmega6450A/
ATmega6450P
CC
1.8V
curve is linear between 1.8V < V
2.7V
2.7V
CC.
CC
CC
As shown in
, ATmega165A/165PA/ATmega645A/ATmega645P
(10 - 20MHz)
Safe Operating Area
Safe Operating Area
CC
< 2.7V and between 2.7V < V
Figure 28-1 on page
4.5V
4.5V
324, the Maximum
5.5V
CC
5.5V
< 4.5V.
324