Analog Peripherals

  • Analog-to-Digital Converter with Computation (ADCC):
    • 10-bit resolution
    • Up to 35 external input channels
    • Four internal input channels
    • Internal ADC oscillator (ADCRC)
    • Operates in Sleep
    • Selectable auto-conversion trigger sources
  • Charge Pump Module:
    • Improves accuracy of analog modules at low voltages
  • 8-Bit Digital-to-Analog Converter (DAC):
    • Output available on one I/O pin
    • Internal connections to ADC and comparators
  • One Comparator (CMP):
    • Up to four external inputs
    • Configurable output polarity
    • External output via Peripheral Pin Select
  • Zero-Cross Detect (ZCD):
    • Detect when AC signal on pin crosses ground
  • Two Fixed Voltage References (FVR):
    • Selectable 1.024V, 2.048V, and 4.096V output levels
    • FVR1 internally connected to ADC
    • FVR2 internally connected to comparator