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AT42QT1040 Datasheet(PDF) 1 Page - ATMEL Corporation |
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AT42QT1040 Datasheet(HTML) 1 Page - ATMEL Corporation |
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1 / 22 page  9524D–AT42–05/2013 Features Number of QTouch® Keys: Up to four Discrete Outputs: Four discrete outputs indicating individual key touch Technology: Patented spread-spectrum charge-transfer (direct mode) Electrode Design: Simple self-capacitance style (refer to the Touch Sensors Design Guide) Electrode Materials: Etched copper, silver, carbon, Indium Tin Oxide (ITO) Electrode Substrates: PCB, FPCB, plastic films, glass Panel Materials: Plastic, glass, composites, painted surfaces (low particle density metallic paints possible) Panel Thickness: Up to 10 mm glass, 5 mm plastic (electrode size dependent) Key Sensitivity: Fixed key threshold, sensitivity adjusted via sample capacitor value Adjacent Key Suppression Patented Adjacent Key Suppression® (AKS®) technology to enable accurate key detection Interface: Pin-per-key outputs, plus debug mode to observe sensor signals Moisture Tolerance: Increased moisture tolerance based on hardware design and firmware tuning Signal Processing: Self-calibration, auto drift compensation, noise filtering Applications: Mobile, consumer, white goods, toys, kiosks, POS, and so on Power: 1.8V –5.5 V Package: 20-pin 3 x 3 mm VQFN RoHS compliant Atmel AT42QT1040 Four-key QTouch® Touch Sensor IC DATASHEET |
Similar Part No. - AT42QT1040_14 |
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Similar Description - AT42QT1040_14 |
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