Analog Peripherals

  • Differential Analog-to-Digital Converter with Computation (ADCC):
    • Sample rate up to 300 ksps
    • 12-bit resolution
    • Up to 35 external input channels
    • Seven internal input channels
    • Internal ADC oscillator (ADCRC)
    • Operates in Sleep
    • Selectable auto-conversion trigger sources
  • Two 10-Bit Digital-to-Analog Converters (DAC):
    • Buffered output available on up to two I/O pins
    • Internal connections to ADC, Op Amps, and Comparators
  • Two Comparators (CMP):
    • One High-Speed Comparator (CMP1):
      • Configurable power modes for faster response time (50ns) or lower power operation
      • Multiple hysteresis selections
      • Up to four external inputs
      • Configurable output polarity
      • External output via Peripheral Pin Select
    • One Low-Power Comparator (CMPLP1):
      • Selectable Input Common Mode ranges, including rail-to-rail
      • Low operating current
      • Up to four external inputs
      • Configurable output polarity
      • External output via Peripheral Pin Select
  • Up to Four Operational Amplifiers:
    • Programmable Gain using Internal Resistor Ladder
    • Automatic input offset voltage calibration
  • 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 and DAC