AT42QT1010 PDF Datasheet
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Description
This is One-channel Touch Sensor IC. Features
Number of Keys: One Configurable as either a single key or a proximity sensor
Technology: Patented spread-spectrum charge-transfer (direct mode)
Key outline sizes: 6 mm x 6 mm or larger (panel thickness dependent); widely different sizes and shapes possible
Electrode design: Solid or ring electrode shapes
PCB 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 12 mm glass, 6 mm plastic (electrode size and Cs dependent)
Key sensitivity: Settable via capacitor (Cs)
Interface: Digital output, active high
Moisture tolerance: Good
Power: 1.8V 5.5V; 17 A at 1.8V typical
Package: 6-pin SOT23-6 RoHS compliant 8-pin UDFN, USON RoHS compliant
Signal processing: Self-calibration, auto drift comp.