over recommended ranges of supply voltage and operating free-air temperature (unless otherwise noted) (1)PARAMETER | VCC | –40°C | 25°C | 85°C | UNIT |
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TYP | MAX | TYP | MAX | TYP | MAX |
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ILPM3,XT1 | Low-power mode 3, 12.5-pF crystal, includes SVS(2)(3)(4) | 3 V | 0.96 | | 1.11 | | 2.75 | 6.2 | µA |
2 V | 0.93 | | 1.08 | | 2.78 | |
ILPM3,VLO | Low-power mode 3, VLO, excludes SVS(5) | 3 V | 0.77 | | 0.92 | | 2.66 | 6.0 | µA |
2 V | 0.75 | | 0.90 | | 2.60 | |
ILPM3, RTC | Low-power mode 3, RTC, excludes SVS(9) | 3 V | 0.90 | | 1.05 | | 2.77 | | µA |
ILPM4, SVS | Low-power mode 4, includes SVS(6) | 3 V | 0.51 | | 0.64 | | 2.30 | | µA |
2 V | 0.49 | | 0.61 | | 2.25 | |
ILPM4 | Low-power mode 4, excludes SVS(6) | 3 V | 0.35 | | 0.48 | | 2.13 | | µA |
2 V | 0.34 | | 0.46 | | 2.10 | |
ILPM4,VLO | Low-power mode 4, RTC is soured from VLO, excludes SVS(7) | 3 V | 0.43 | | 0.56 | | 2.21 | | µA |
2 V | 0.42 | | 0.55 | | 2.19 | |
ILPM4,XT1 | Low-power mode 4, RTC is soured from XT1, excludes SVS(8) | 3 V | 0.80 | | 0.96 | | 2.68 | | µA |
2 V | 0.79 | | 0.94 | | 2.64 | |
(1) All inputs are tied to 0 V or to VCC. Outputs do not source or sink any current.
(2) Not applicable for MCUs with HF crystal oscillator only.
(3) Characterized with a Seiko Crystal SC-32S crystal with a load capacitance chosen to closely match the required load.
(4) Low-power mode 3, 12.5-pF crystal, includes SVS test conditions:
Current for watchdog timer clocked by ACLK and RTC clocked by XT1 included. Current for brownout and SVS included (SVSHE = 1).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3),
fXT1 = 32768 Hz, fACLK = fXT1, fMCLK = fSMCLK = 0 MHz
(5) Low-power mode 3, VLO, excludes SVS test conditions:
Current for watchdog timer clocked by VLO included. RTC disabled. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 0 (LPM3)
fXT1 = 32768 Hz, fACLK = fMCLK = fSMCLK = 0 MHz
(6) Low-power mode 4, CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4), CPU and all clocks are disabled, WDT and RTC disabled
(7) Low-power mode 4, VLO, excludes SVS test conditions:
Current for RTC clocked by VLO included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4)
fXT1 = 0 Hz, fMCLK = fSMCLK = 0 MHz
(8) Low-power mode 4, XT1, excludes SVS test conditions:
Current for RTC clocked by XT1 included. Current for brownout included. SVS disabled (SVSHE = 0).
CPUOFF = 1, SCG0 = 1 SCG1 = 1, OSCOFF = 1 (LPM4)
fXT1 = 32768 Hz, fMCLK = fSMCLK = 0 MHz
(9) RTC periodically wakes up every second with external 32768-Hz input as source.