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AT42QT1012-MAH 其他数据使用手册 - ATMEL（爱特美尔）
制造商:
ATMEL（爱特美尔）
封装:
UFDFN-8
Pictures:
3D模型
符号图
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引脚图
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AT42QT1012-MAH数据手册
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Features
• Number of Keys:
– One, toggle mode (touch-on/touch-off), plus programmable auto-off delay and
external cancel
– 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 external capacitor (Cs)
• Interface:
– Digital output, active high or active low (hardware configurable)
• Moisture tolerance:
–Good
• Power:
– 1.8V ~ 5.5V; 32 µA at 1.8V
• Package:
– 6-pin SOT23-6 (3 x 3 mm) RoHS compliant
– 8-pin UDFN/USON (2 x 2 mm) RoHS compliant
• Signal processing:
– Self-calibration, auto drift compensation, noise filtering
One-channel
Toggle-mode
Touch Sensor
IC with Power
Management
Functions
AT42QT1012
9543D–AT42–08/10
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