Datasheet Summary
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, posites, painted...