Capacitive touch sensor (8 probes) by Microchip

http://www.microchip.com/_images/ics/medium-CAP1298-QFN-16.png

"The CAP1298 is a turnkey capacitive touch controller providing a wide variety of button and proximity functionality, and making it easy for designers to add aesthetically pleasing, low-cost and robust touch interfaces. It also offers improved proximity detection with its Signal Guard option." (from Microchip website)

http://www.microchip.com/wwwproducts/en/CAP1298

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