316
8025I–AVR–02/09
ATmega48P/88P/168P/328P
3. The current consumption values include input leakage current.
4. Maximum values are characterized values and not test limits in production.
26.2.4 ATmega328P DC Characteristics
Notes: 1. Values with “Minimizing Power Consumption” enabled (0xFF).
2. Typical values at 25°C. Maximum values are test limits in production.
3. The current consumption values include input leakage current.
4. Maximum values are characterized values and not test limits in production.
26.3 Speed Grades
Maximum frequency is dependent on V
CC.
As shown in Figure 26-1 and Figure 26-2, the Maxi-
mum Frequency vs. V
CC
curve is linear between 1.8V < V
CC
< 2.7V and between 2.7V < V
CC
<
4.5V.
T
A
= -40°C to 85°C, V
CC
= 1.8V to 5.5V (unless otherwise noted)
Symbol Parameter Condition Min. Typ.
(2)
Max. Units
I
CC
Power Supply Current
(1)
Active 1 MHz, V
CC
= 2V 0.3 0.5 mA
Active 4 MHz, V
CC
= 3V 1.7 2.5 mA
Active 8 MHz, V
CC
= 5V 5.2 9 mA
Idle 1 MHz, V
CC
= 2V 0.04 0.15 mA
Idle 4 MHz, V
CC
= 3V 0.3 0.7 mA
Idle 8 MHz, V
CC
= 5V 1.2 2.7 mA
Power-save mode
(3)(4)
32 kHz TOSC enabled,
V
CC
= 1.8V
0.8 1.6 µA
32 kHz TOSC enabled,
V
CC
= 3V
0.9 2.6 µA
Power-down mode
(3)
WDT enabled, V
CC
= 3V 4.2 8 µA
WDT disabled, V
CC
= 3V 0.1 2 µA