Analog Front-End (AFE)

  • Up to Three 12-Bit SAR ADCs
    • 500 Ksps in 12-Bit Mode
    • 550 Ksps in 10-Bit Mode
    • 600 Ksps in 8-Bit Mode
  • Internal 2.56V Reference or Optional External Reference
  • One First-Order ΣΔ DAC (sigma-delta) per ADC
    • 12-Bit 500 Ksps Update Rate
  • Up to 5 High-Performance Analog Signal Conditioning Blocks (SCB) per Device, Each Including:
    • Two High-Voltage Bipolar Voltage Monitors (with 4 input ranges from ±2.5V to –11.5/12V) with 4% Accuracy
    • High Gain Current Monitor, Differential Gain = 50, up to 12V Common Mode
    • Temperature Monitor (Resolution = ¼ °C in 12-Bit Mode; Accurate from –55 °C to 150 °C)
  • Up to Ten High-Speed Voltage Comparators (tpd = 15 ns)