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AT42QT1011 Datasheet (PDF) - ATMEL Corporation

AT42QT1011 Datasheet PDF - ATMEL Corporation
Part No. AT42QT1011
Download  AT42QT1011 Click to view

File Size   252.73 Kbytes
Page   18 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description One-channel Touch Sensor IC

AT42QT1011 Datasheet (PDF)

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AT42QT1011 Datasheet PDF - ATMEL Corporation

Part No. AT42QT1011
Download  AT42QT1011 Click to view

File Size   252.73 Kbytes
Page   18 Pages
Manufacturer  ATMEL [ATMEL Corporation]
Direct Link  http://www.atmel.com
Logo ATMEL - ATMEL Corporation
Description One-channel Touch Sensor IC

AT42QT1011 Datasheet (HTML) - ATMEL Corporation

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AT42QT1011 Product details

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 × 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:

 Increased moisture tolerance based on hardware design and firmware tuning

Operating Voltage:

 1.8 V – 5.5 V; 17 µA at 1.8 V typical

Package:

 6-pin SOT23-6 RoHS compliant

 8-pin UDFN/USON RoHS compliant

Signal processing:

 Self-calibration, auto drift compensation, noise filtering

 Infinite max on-duration

Applications:

 Control panels, consumer appliances, proximity sensor applications, toys,lighting controls, mechanical switch or button,

Patents:

 QTouch®(patented charge-transfer method)

 HeartBeat (monitors health of device)



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