AT42QT1010-TSHR Atmel, AT42QT1010-TSHR Datasheet

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... The AT42QT101x single key capacitive touch controller family provide touch key replacements for mechanical buttons. The ICs are low cost, and as such can be added to designs with minimal impact on the bill of materials. Each Device has Different Operation: AT42QT1010 (QT1010) n Single key with timer to reset “stuck key” condition. ...

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... This provides a pulse whilst the device isn’t in detect which can be used to verify the device is working correctly. AT42QT1012 The device is similar to the AT42QT1010 and AT42QT1011 but it has touch-on/touch-off (toggle) functionality and a power down timer. Auto Off Timers The QT1012 has a number of options for automatic power down which can be used to conserve power in situations where the device could be left on inadvertently ...

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... In order for the sensors to only go active on intended touches, the ICs include signal processing which helps to suppress detections caused by electrical noise and quick brushes with the surface. Typical Applications n Power switches n Hearing aids n Isolated buttons/sensors n Children’s toy n Timers n Proximity sensors www.atmel.com/singletouch 3 ...

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... Atmel does not make any commitment to update the information contained herein. Unless specifically provided otherwise, Atmel products are not suitable for, and shall not be used in, automotive applications. Atmel’s products are not intended, authorized, or warranted for use as components in applications intended to support or sustain life output channel recommended or arbitrary shape Noise filtering, self calibration on startup, automatic drift compensation AT42QT1010 AT42QT1011 1.8V-5.5V 1.8V-5. -40 to 85º ...