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AT42QT1012-MAH 产品封装文件 - Microchip（微芯）
制造商:
Microchip（微芯）
分类:
传感器
封装:
UDFN-8
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AT42QT1012-MAH数据手册
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9541I–AT42–05/2013
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:
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
®
(patented charge-transfer method)
HeartBeat (monitors health of device)
Atmel AT42QT1010
Single-key QTouch
®
Touch Sensor IC
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