Cjmcu-0401 Sensor Touch Capacitivo 4ch Autocalibrable Itytarg

Description:
Working voltage: 2.0V - 5.5V 
Maximum power consumption of 11.5uA, low power mode only 4uA (both 3V and no load) 
The external configuration pin is set to multiple modes 
High reliability, chip built-in jitter circuit, which can effectively prevent the external noise interference caused by misoperation 
Can be used in glass, ceramics, plastics and other dielectric surface 
With auto calibration function, the system recalibration period is about 4 Sec when no button is touched.