22.2 Features

  • 32.768kHz Crystal Oscillator (XOSC32K)
    • Programmable start-up time
    • Crystal or external input clock on XIN32 I/O
  • 32.768kHz High Accuracy Internal Oscillator (OSC32K)
    • Frequency fine tuning
    • Programmable start-up time
  • 32.768kHz Ultra Low Power Internal Oscillator (OSCULP32K)
    • Ultra low power, always-on oscillator
    • Frequency fine tuning
  • Calibration value loaded from Flash factory calibration at reset
  • 1.024kHz clock outputs available