Power Consumption

Table 1. Power Consumption in Active and Idle Mode
Operating conditions: V_DD = 3.0V T_A = 25°C System power consumption measured with peripherals disabled and I/O ports driven low with inputs disabled
Symbol	Description	Min.	Typ.✝	Max. 85°C	Max. 125°C	Unit	Conditions
I_DD	Active power consumption	—	4.4	5.3	5.3	mA	OSCHF = 24 MHz
		—	1.1	1.3	1.3	mA	OSCHF = 4 MHz
		—	6	19	42	μA	OSC32K = 32.768 kHz
		—	4.2	5	5	mA	EXTCLK = 24 MHz
		—	870	1300	1300	μA	EXTCLK = 4 MHz
		—	8.5	25	35	μA	XOSC32K = 32.768 kHz, XOSC32KCTRLA.LPMODE = `0`
		—	6.6	25	35	μA	XOSC32K = 32.768 kHz, XOSC32KCTRLA.LPMODE = `1`
I_{DD_IDLE}	Idle power consumption	—	2.15	2.7	2.7	mA	OSCHF = 24 MHz
		—	620	800	850	μA	OSCHF = 4 MHz
		—	3	19	40	μA	OSC32K = 32.768 kHz
		—	1.9	2.4	2.45	mA	EXTCLK = 24 MHz
		—	460	850	850	μA	EXTCLK = 4 MHz
		—	5.5	22	30	μA	XOSC32K = 32.768 kHz, XOSC32KCTRLA.LPMODE = `0`
		—	3.6	22	30	μA	XOSC32K = 32.768 kHz, XOSC32KCTRLA.LPMODE = `1`
I_{DD_BASE}	Minimum power consumption in different sleep modes	—	0.65	9	32	μA	Power-Down or Standby mode, all peripherals disabled, VREGCTRL.PMODE = `0` (AUTO)
		—	160	220	240	μA	Power-Down mode, all peripherals disabled, VREGCTRL.PMODE = `1` (FULL)
		—	0.9	6.8	14.1	μA	Power-Down mode, VREGCTRL.PMODE = `0` (AUTO), VREGCTRL.HTLLEN = `1`
I_RST	Reset power consumption	—	165	220	220	μA	RESET pulled to GND
✝ Data in the “Typ.” column is at T_A = 25°C and V_DD = 3.0V unless otherwise specified. These parameters are for design guidance only and are not tested.