SystechThe Solomon Systech SSD6250QN4R is a touch screen controller in a Quad Flat No-lead (QFN) package. It has a 68-lead RoHS-compliant design. The chip provides a range of input methods, including capacitive sensing, resistive detection, and electromagnetic sensing. It also supports multiple touch detecting functions, such as single point, two-point, and multi-point. Additionally, it has various features, including low power consumption, one-time calibration, and adjustable backlight detection. It can support display sizes up to 10.1 inches, and it is ideal for a wide range of consumer electronics, such as tablets and monitors.