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Update : 2013.5.17 Fri 11:47
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The Atmel ( http://www.atmel.com ) maXTouch™ family of touchscreen controllers offer superior performance and low power consumption in a single IC. The maXTouch devices support an unlimited number of touches which greatly enhances the user experience and changes the way users interact with electronic products. Built in gestures and the ability to ignore unintentional touches result in a user interface that is intuitive and reliable.
Touching the Leading Edge
maXTouch controllers are extremely responsive, providing real-time characteristics for demanding applications such as handwriting recognition and video games. The high level of resolution and excellent signal-to-noise ratio provided by maXTouch controllers means touchscreens can be used with stylus, fingernails and gloves, providing easy text entry on a handheld device.
The rich feature set makes the devices suitable for any application – they provide unrivalled performance when used in mobile phones, mobile internet devices and netbooks.
Single-Chip Touch Solution
maXTouch controllers feature Atmel`s patented charge transfer technology which enhances the traditional approach to mutual capacitance solutions and combines all aspects of advanced touch sensing onto a single chip:
Unlimited touches
Low power consumption
Fast response: completely redraws screen every 4/1000 of a second (4ms) to eliminate recalibration issues
Excellent signal-to-noise ratio for superior precision: 3x better than competitive products
Superior performance for first-touch response: 3x better than competitive products
Unambiguous, unlimited touch support
Responsive user interface: > 250 Hz report rate for a single touch
Extremely low current consumption: < 1.8 mW in "touch-ready" state
Two touch adjacency of less than 10 mm on a 4.3" touchscreen
Small footprint with few external components
Supports stylus, fingernails, and gloves
Grip and face suppression functionality: avoids false touches
Size and angle of touch supported
Screen sizes up to 10.2" are supported by a single chip
Proximity channel support
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