Flexible energy management system with 5 different energy modes
20 nA shutoff mode (0.4 µA with RTC)
0.65 µA stop mode, including power-on-reset, brown-out detector, RAM and CPU retention
0.95 µA deep sleep mode, including RTC with 32.768 kHz oscillator, power-on-reset, brown-out detector, RAM and CPU retention
63 µA/MHz sleep mode
225 µA/MHz run mode with code executed from flash
Low power sensor interface