Tutorial: MPR121QR2

Converts a physical quantity into a signal for a measuring circuit.

MPR121QR2

Tutorial / documentation

Sensors

Quick documentation & first test preparation

  1. Identify component MPR121QR2 and its package.
  2. Check the measured quantity, useful range and calibration method.
  3. Identify the output interface and compatible electrical levels.
  4. Consult the application circuit in the linked documentation before testing.

MPR121QR2

12ch Touch Sensor controller, UQFN-20

  • 12ch Touch Sensor controller, UQFN-20
  • Check the measured quantity, useful range and calibration method.
  • Identify the output interface and compatible electrical levels.
  • The manufacturer’s pinout and absolute limits take precedence over this page.
Technical documentation

Inputs and outputs must match the function described in the selected reference’s documentation.