AT42QT1010-TSHR اورجینال

نقد و بررسی اجمالی

ای سی تک ورودی تاچ،کلید لمسی تکی،کلید لمسی مجاورتی با قابلیت تشخیص دست انسان تا فاصله 12 میل متر با روکش شیشه و فاصله 6 میلی متر با روکش پلاستیک The AT42QT1010 is a digital burst mode charge-transfer sensor that is capable of detecting near proximity or touch, making it ideal for implementing touch controls.

 دریافت دیتا شیت

The QT1010 is designed specifically for human interfaces like control panels, appliances, toys, lighting controls, or anywhere a mechanical switch or button may be found. It includes all hardware and signal processing functions necessary to provide stable sensing under a wide variety of changing conditions. Only a single low-cost capacitor is required for operation

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 × 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: © 2017 Microchip Technology Inc. Datasheet DS40001946A-page 1 – 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

:Applications

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

(Patents: – QTouch® technology (patented charge-transfer method) – HeartBeat (monitors health of device