AS8579

AS8579

Accurate capacitive presence sensing
Datasheet

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AS8579
AS8579
Datasheet


Product details

  • Automotive Qualified
    AEC-Q100
  • Diagnostics
    Error monitoring
  • Function
    human presence detection, fluid level / quality sensing
  • Operating ambient temperature range
    -40 °C to 125 °C
  • Output resolution
    14 Bit (accumulated)
  • Package dimensions
    8.2 x 1.86 x 7.8 mm
  • Sensing channels
    10
  • Shielding possibility
    for cable and PCB
  • Supply Voltage
    5 V
  • System sensitivity
    80 fF/LSB

OPN
Product Status
Infineon Package
Package Name
Packing Size
Packing Type
Moisture Level
Moisture Packing
Lead-free
Halogen Free
RoHS Compliant
The AS8579 is a capacitive sensor that detects the change of capacity in different automotive applications.The capacitive sensor measures the impedance using the most reliable measurement principle. It can be used for capacitive touch & proxmity detection and fluid level measurements.

Features

  • I/Q-Signal demodulation
  • 10 independent measurements (10 SEN lines)
  • VAR+FIX_SEN function to avoid parasitics
  • Designed according functional safety standard
  • AEC-Q100 Grade 1 qualified

Benefits

  • Accurate capacitive measurement (seperation of resistive and capacitive information)
  • Higher durability and lower system costs
  • Enabler for safety critical applications
  • Suitable for automotive applications

Applications

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Design resources

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