Datasheet

333
8021G–AVR–03/11
ATmega329P/3290P
28.2.2 ATmega3290P DC Characteristics
Note: 1. Typical value at 25°C
28.3 Speed Grades
Maximum frequency is depending on V
CC.
As shown in Figure 28-1, the Maximum Frequency vs.
V
CC
curve is linear between 1.8V < V
CC
< 2.7 and between 2.7V < V
CC
< 4.5.
Figure 28-1. Maximum Frequency vs. V
CC
, ATmega329P/ATmega3290P
Table 28-3. T
A
= -40°C to 85°C, V
CC
= 1.8V to 5.5V (unless otherwise noted)
Symbol Parameter Condition Min. Typ. Max. Units
I
CC
Power Supply Current
Active 1MHz, V
CC
= 2V 0.5 0.75 mA
Active 4MHz, V
CC
= 3V 2.6 3.5 mA
Active 8MHz, V
CC
= 5V 9 12 mA
Idle 1MHz, V
CC
= 2V 0.14 0.25 mA
Idle 4MHz, V
CC
= 3V 0.75 1.5 mA
Idle 8MHz, V
CC
= 5V 2.9 5 mA
Power-save mode
32kHz TOSC enabled,
V
CC
= 1.8V
0.75 µA
32kHz TOSC enabled,
V
CC
= 3V
1µA
Power-down mode
(1)
WDT enabled, V
CC
= 3V 6.7 15 µA
WDT disabled, V
CC
= 3V 0.2 2 µA
4 MHz
1.8V 2.7V 4.5V
8 MHz
20 MHz
5.5V
Safe Operating Area