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AT42QT1110-AU Datasheet(PDF) 1 Page - ATMEL Corporation |
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AT42QT1110-AU Datasheet(HTML) 1 Page - ATMEL Corporation |
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1 / 50 page  9520J–AT42–05/2013 Features Sensor Keys: Up to 11 QTouch® channels Data Acquisition: Measurement of keys triggered either by a signal applied to the SYNC pin or at regular intervals timed by the AT42QT1110 internal clock Keys measured sequentially for better performance, or in parallel groups for faster operation Raw data for key touches can be read as a report over the SPI interface Discrete Outputs: Configurable “Detect” outputs indicating individual key touch (7-key mode) Device Setup: Device configuration can be stored in EEPROM Technology: Patented spread-spectrum charge-transfer (direct mode) Key Outline Sizes: 6 mm × 6 mm or larger (panel thickness dependent); widely different sizes and shapes possible, including solid or ring shapes Key Spacings: 7 mm center-to-center or more (panel thickness dependent) Layers Required: One 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: Individually settable via simple commands over serial interface Adjacent Key Suppression® (AKS®) Patented AKS technology to enable accurate key detection Interface: Full-duplex SPI slave mode (1.5 MHz), CHANGE pin, discrete detection outputs Moisture Tolerance Increased moisture tolerance based on hardware design and firmware tuning Power: 3 V – 5.5 V Package: 32-pin 5 × 5 mm QFN RoHS compliant 32-pin 7 × 7 mm TQFP RoHS compliant Signal Processing: Self-calibration, auto drift compensation, noise filtering, AKS technology Applications: Consumer and industrial applications, such as TV, media player Atmel AT42QT1110-MU AT42QT1110-AU 11-key QTouch ® Touch Sensor IC DATASHEET |
Similar Part No. - AT42QT1110-AU_14 |
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Similar Description - AT42QT1110-AU_14 |
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