STM8T143

STM8T143 Single-channel capacitive sensor for touch and proximity detection SO8 (narrow) UFDFPN8 (2 x 3 mm) Features Touch and short range proximity detection Internal sampling capacitor On-chip integrated voltage regulator Automatic electrode tuning (AET) Electrode parasitic capacitance compensation (EPCC) Dynamic calibration (DYCAL™) Environment control system (ECS) User programmable options include: Configurable output modes Configurable sensitivity levels Data streaming mode Low power management Operating supply voltage: 2.3 V to 5.5 V Supported interface: – Individual key state output – Single wire data interface Operating temperature: -40 to +85 °C ECOPACK®2 8-pin SO and 8-pin UFDFPN packages Datasheet - production data Applications Ear-face proximity detection for smart phone devices Companion device for navigation joystick/optical track pad User hand detection for Nomad equipment (tablet PC) Ear-head detection for MP3/walkman ear buds and Bluetooth headsets On/off touch sensing button such as GPS system home button User hands detection for mouse/keyboards Wall switch backlight activation on user approach and light controls on user touch January 2014 This is information on a product in full production. DocID18315 Rev 7 1/65 www.st.com Contents Contents STM8T143 1 Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 2 Block diagram . . . . . . . . . . ....