Analog Peripherals

  • 12-Bit Analog-to-Digital Converter with Computation (ADC2):
    • Up to 140 ksps
    • up to 24 external channels
    • Conversion available during Sleep
    • Automated post-processing
    • Automated math functions on input signals:
      • Averaging, filter calculations, oversampling and threshold comparison
    • Integrated charge pump for low-voltage operation
    • CVD support
  • Zero-Cross Detect (ZCD):
    • AC high-voltage zero-crossing detection
    • Synchronized switching control and timing
  • Temperature Sensor Circuit
  • Comparator:
    • Two comparators
    • Fixed Voltage Reference at (non)inverting input(s)
    • Comparator outputs externally accessible
  • Digital-to-Analog Converter (DAC):
    • 5-bit resolution, rail-to-rail
    • Positive reference selection
    • Unbuffered I/O pin output
    • Internal connections to ADC2 and comparators
  • Fixed Voltage Reference with 1.024V, 2.048V and 4.096V Output Levels