38.4.2 Power Consumption

Table 38-5. Power Consumption in Active and Idle Mode
Operating Conditions:
  • VDD = VDDIO2 = 3.0V
  • TA = 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
IDD 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
IDD_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
IDD_BASE Minimum power consumption in different sleep modes — 0.65 9 32 μA

Power-Down or Standby sleep mode, all peripherals disabled,

VREGCTRL.PMODE = 0 (AUTO)
— 160 220 240 μA

Power-Down sleep mode, all peripherals disabled,

VREGCTRL.PMODE = 1 (FULL)
— 0.9 6.8 14.1 μA

Power-Down sleep mode,

VREGCTRL.PMODE = 0 (AUTO),

VREGCTRL.HTLLEN = 1
IRST Reset power consumption — 165 220 220 μA RESET pulled to GND

✝ Data in the “Typ.” column is at TA = 25°C and VDD = 3.0V unless otherwise specified. These parameters are for design guidance only and are not tested.