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Single-Key Touch Controllers Use Spread Spectrum Modulation

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Atmel Corporation recently announced its new AT42QT101X family of single-key touch controllers for the portable device market. The AT42QT101X family uses spread spectrum modulation to ensure electromagnetic compatibility, the company says. Touch controllers offer fast response time, low current consumption, and low noise. The ICs automatically calibrate when powered up and they stay calibrated, even with moisture build-up or other contaminants on the touch surface.Learn more from Atmel.

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Interference Technology

Established in 1970, Interference Technology helps EMI/EMC engineers find solutions to their various testing, design, application and regulatory issues by publishing articles, news and other practical content. We help suppliers in these areas to find the right customers for their components, materials, test equipment and services through a wide range of marketing services, including lead generation, branding, market research and events. The publication is available in various printed and electronic media formats, with readers in over 60 countries. We also publish issues in local languages in China, Japan and Europe.

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