Home / Products / Sensor Interfaces / PCAP04 Capacitance-to-Digital Converter

Features

  • Up to 6 capacitors in grounded mode
  • Up to 3 capacitors in floating mode
  • Internal reference 1 to 31pF
  • Integrated guarding operational amplifier

 

Benefits

  • High flexibility: Easy adaption to various applications – ultra low power, high resolution or high speed – just by configuration
  • High resolution or high speed
  • On-chip DSP for sensor algorithms, signal post-processing including linearization and temperature compensation
  • On-chip and external temperature measurement capability

 

Product parameters

Channels
6
Noise [aF@10pF]
8
Max. Rate [SPS]
50000
Operating Supply Range [V]
3.0 to 3.6
Interface
SPI, I²C, PDM, PWM
CPU
32-bit
Memory
4k NVRAM
GPIO
6
Ambient Temperature Range [°C]
-40 to +125
Package
QFN24

Applications

  • Position sensors
  • Pressure sensors
  • Force sensors
  • Proximity sensors
  • Acceleration sensors
  • Inclination sensors
  • Humidity sensors
  • Dewpoint sensors
  • Tilt sensors
  • Angle sensors
  • Wireless applications
  • Level sensors