27.2 Features

The following are key features of the ADC module:

  • 8-bit, 10-bit, or 12-bit resolution
  • Up to 350,000 samples per second (350 ksps)
  • Differential and single-ended inputs:
    • Up to 32 analog input
    • 25 positive and 10 negative, including internal and external
  • Five internal inputs
    • Bandgap
    • Temperature sensor
    • DAC
    • Scaled core supply
    • Scaled I/O supply
  • 1/2x to 16x gain
  • Single, Continuous and Pin-scan Conversion Options
  • Windowing Monitor with Selectable Channel
  • Conversion Range:
    • Vref [1v to AVDD - 0.6V]
    • ADCx * GAIN [0V to -Vref ]
  • Built-in Internal Reference and External Reference Options:
    • Four bits for reference selection
  • Event-triggered Conversion for Accurate Timing (One Event Input)
  • Hardware Gain and Offset Compensation
  • Averaging and Oversampling with Decimation to Support, up to 16-bit Result
  • Selectable Sampling Time