ITFK21 Sensor Module

The ITFK21 is a chip-size SiP infrared (IR) sensor module. With an ASIC and a receiver packaged inside, developers can make a complete, lens-less, Touch-Free gesture recognition solution using only miniature SMD components.


The ITFK21 features include:

  • High immunity against ambient interference
  • 3 independent IR-LED driving channels
  • Programmable pulses, pulse frequency, and current level
  • Programmable sampling time from 2ms to 1024 ms
  • I²C interface
  • Very low power consumption

To learn more, download the ITFK21 Product Brief.