37.5 Power Consumption

Table 37-5. Power Consumption in Active and Idle Mode
Operating conditions:
  • VDD = 3.0V
  • TA = 25°C
  • System power consumption measured with peripherals disabled and I/O ports driven low with inputs disabled
SymbolDescriptionMin.Typ.✝Max. 85°CMax. 125°CUnitConditions
IDDActive power consumption —4.45.35.3mAOSCHF = 24 MHz
—1.11.31.3mAOSCHF = 4 MHz
—61942μAOSC32K = 32.768 kHz
—4.255mAEXTCLK = 24 MHz
—87013001300μAEXTCLK = 4 MHz
—8.52535μA

XOSC32K = 32.768 kHz,

XOSC32KCTRLA.LPMODE = 0

—6.62535μA

XOSC32K = 32.768 kHz,

XOSC32KCTRLA.LPMODE = 1

IDD_IDLEIdle power consumption —2.152.72.7mAOSCHF = 24 MHz
—620800850μAOSCHF = 4 MHz
—31940μAOSC32K = 32.768 kHz
—1.92.42.45mAEXTCLK = 24 MHz
—460850850μAEXTCLK = 4 MHz
—5.52230μA

XOSC32K = 32.768 kHz,

XOSC32KCTRLA.LPMODE = 0

—3.62230μA

XOSC32K = 32.768 kHz,

XOSC32KCTRLA.LPMODE = 1

IDD_BASEMinimum power consumption in different sleep modes—0.65932μA

Power-Down or Standby mode, all peripherals disabled,

VREGCTRL.PMODE = 0 (AUTO)

—160220240μA

Power-Down mode, all peripherals disabled,

VREGCTRL.PMODE = 1 (FULL)

—0.96.814.1μA

Power-Down mode,

VREGCTRL.PMODE = 0 (AUTO),

VREGCTRL.HTLLEN = 1

IRSTReset power consumption—165220220μARESET 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.