SH1412 Capacitive Touchpad Controller www.
DataSheet4U.
com for Notebook Applications HID & SYSTEM MANAGEMENT PRODUCTS DESCRIPTION The SH1412 capacitive touchpad controller uses advanced capacitive position and motion sensing algorithms.
Just a few lowtolerance external components are needed.
The touchpad follows the industry standard of using multiple lines to detect the presence of a user’s finger.
Once a finger is in close proximity to the touchpad, its position is calculated along with its pressure on the touchpad surface.
Sophisticated algorithms filter out any noise from the finger, or from other sources, such as cell phones.
The SH1412 appears to the host system as a standard three-butt...

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