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AT42QT2100 - QTouch Touch Sensor

General Description

Table 1-1.

Function Sense pin.

Connect to any CsB + Key Sense pin.

Key Features

  • Number of QTouch® Keys:.
  • 0 to 7, one slider or one wheel.
  • Technology:.
  • Patented spread-spectrum charge-transfer.
  • Key Outline Sizes:.
  • 5 mm x 5 mm or larger (panel thickness dependent); widely different sizes and shapes possible.
  • Key Spacing:.
  • 6 mm or wider, center to center (panel thickness, human factors dependent).
  • Key Design:.
  • Single solid or ring shaped electrodes; wide variety of possible layouts.

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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Atmel AT42QT2100 QTouch Touch Sensor IC DATASHEET Features • Number of QTouch® Keys: – 0 to 7, one slider or one wheel • Technology: – Patented spread-spectrum charge-transfer • Key Outline Sizes: – 5 mm x 5 mm or larger (panel thickness dependent); widely different sizes and shapes possible • Key Spacing: – 6 mm or wider, center to center (panel thickness, human factors dependent) • Key Design: – Single solid or ring shaped electrodes; wide variety of possible layouts • Wheel Size: – Typically 30 – 50 mm diameter, resistively interpolated wheel up to 80 mm diameter, typical width 12 mm • Slider Size: – Typically 50 – 100 mm length, typical width 12 mm • Slider/Wheel Electrode Design: – Choice of spatially interpolated (resistorless) or resistively interpolated design – Slider can be an ar