QST104 Datasheet | STMicroelectronics

.. Capacitive touch sensor device 4 keys with individual key state outputs or I2C interface Features - - - - - - - - - Patented charge-transfer design Up to 4 independent QTouch™ keys supported Individual key state outputs or I2C interface Fully “debounced” results Patented AKS™ Adjacent Key Suppression Self-calibration and auto drift pensation Spread-spectrum bursts to reduce EMI Up to 13 general-purpose outputs ECOPACK® (RoHS pliant) package LQFP32 (7x7 mm) Description The QST104 is the ideal solution for the design of capacitive touch sensing user interfaces. Touch-sensitive controls are increasingly replacing electromechanical switches in home...