Rainbow-electronics AT42QT1010 Manual de usuario descargar pdf

Note: This is a summary document.

A complete document is available.

For more information contact

www.atmel.com/touch.

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 µA at 1.8V typical

• Package:

– 6-pin SOT23-6 RoHS compliant

• Signal processing:

– Self-calibration, auto drift compensation, noise filtering

• 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)

One-channel

Touch Sensor

AT42QT1010

Summary

9541ES–AT42–02/10

1 2 3 4 5 6

Indice de contenidos

Pagina 1 - AT42QT1010

Note: This is a summary document. A complete document is available. For more information contact www.atmel.com/touch.Features• Number of Keys:–One– Co

Pagina 2

29541ES–AT42–02/10AT42QT10101. Pinout and Schematic1.1 Pinout Configuration1.2 Pin Descriptions Table 1-1. Pin ListingName Pin Type Comments If Unused

Pagina 3

39541ES–AT42–02/10AT42QT10101.3 SchematicFigure 1-1. Basic Circuit Configuration2. Overview of the AT42QT1010The AT42QT1010 (QT1010) is a digital burs

Pagina 4

49541ES–AT42–02/10AT42QT1010Revision HistoryRevision No. HistoryRevision A – May 2009  Initial release Revision B – August 2009  Updated for chip re

Pagina 5

59541ES–AT42–02/10AT42QT1010Notes

Pagina 6 - Product Contact

9541ES–AT42–02/10Headquarters InternationalAtmel Corporation2325 Orchard ParkwaySan Jose, CA 95131USATel: 1(408) 441-0311Fax: 1(408) 487-2600Atmel Asi

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Rainbow-electronics AT42QT1010 Manual de usuario

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