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AT42QT1244 - 24-key QMatrix FMEA IEC/EN/UL60730 Touch Sensor

General Description

Table 1-1.

Comments Mains Sync input State change notification, active low.

50 k pull-up resistor Ground Power Ground Power X matrix drive li

Key Features

  • Number of keys:.
  • Up to 24.
  • Technology:.
  • Patented charge-transfer (transverse mode), with frequency hopping.
  • Key outline sizes:.
  • 6 mm × 6 mm or larger (panel thickness dependent); different sizes and shapes possible.
  • Key spacings:.
  • 8 mm or wider, center to center (panel thickness dependent).
  • Electrode design:.
  • Two-part electrode shapes (drive-receive); wide variety of possible layouts.
  • Layers required:.
  • One layer (with jumpers), two lay.

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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 AT42QT1244 24-key QMatrix FMEA IEC/EN/UL60730 Touch Sensor PRELIMINARY DATASHEET Features  Number of keys:  Up to 24  Technology:  Patented charge-transfer (transverse mode), with frequency hopping  Key outline sizes:  6 mm × 6 mm or larger (panel thickness dependent); different sizes and shapes possible  Key spacings:  8 mm or wider, center to center (panel thickness dependent)  Electrode design:  Two-part electrode shapes (drive-receive); wide variety of possible layouts  Layers required:  One layer (with jumpers), two layers (no jumpers)  Electrode materials:  PCB, FPCB, silver or carbon on film, ITO on film  Panel materials:  Plastic, glass, composites, painted surfaces (low particle density metallic paints possible)  Panel thickness:  Up to 50 mm glass, 20 mm p