Data Sheet

• System power consumption measured with peripherals disabled and I/O ports driven low with inputs
disabled
Table 4-5. Power Consumption in Active and Idle Mode
Mode Description Condition Typ. Max. Unit
Active Active power consumption f
CLK_CPU
=20 MHz (OSC20M) V
DD
=5V 8.5 - mA
f
CLK_CPU
=10 MHz (OSC20M div2) V
DD
=5V 4.3 - mA
V
DD
=3V 2.3 - mA
f
CLK_CPU
=5 MHz (OSC20M div4) V
DD
=5V 2.2 - mA
V
DD
=3V 1.2 - mA
V
DD
=2V 0.75 - mA
f
CLK_CPU
=32.768 kHz (OSCULP32K) V
DD
=5V 16.4 - µA
V
DD
=3V 9.0 - µA
V
DD
=2V 6.0 - µA
Idle Idle power consumption f
CLK_CPU
=20 MHz (OSC20M) V
DD
=5V 2.8 - mA
f
CLK_CPU
=10 MHz (OSC20M div2) V
DD
=5V 1.4 - mA
V
DD
=3V 0.8 - mA
f
CLK_CPU
=5 MHz (OSC20M div4) V
DD
=5V 0.7 - mA
V
DD
=3V 0.4 - mA
V
DD
=2V 0.25 - mA
f
CLK_CPU
=32.768 kHz (OSCULP32K) V
DD
=5V 5.6 - µA
V
DD
=3V 2.8 - µA
V
DD
=2V 1.8 - µA
Table 4-6. Power Consumption in Power-Down, Standby and Reset Mode
Mode Description Condition Typ.
25°C
Max.
85°C
(1)
Max.
125°C
Unit
Standby Standby power
consumption
RTC running at 1.024
kHz from external
XOSC32K (CL=7.5
pF)
V
DD
=3V 0.7 - - µA
RTC running at 1.024
kHz from internal
OSCULP32K
V
DD
=3V 0.7 6.0 16.0 µA
ATmega809/1609/3209/4809 – 48-pin
Electrical Characteristics
© 2019 Microchip Technology Inc.
Datasheet Preliminary
DS40002016B-page 12