AT42QT2120
AT42QT2120 is QTouch 12-channel Touch Sensor manufactured by Atmel.
Features
- Number of Keys:
- ms Mode: 1 to 12 keys (1 to 9 if wheel or slider option enabled)
- Standalone Mode: 1 to 5 keys
- Technology:
- Patented spread-spectrum QTouch ADC charge-transfer
- Number of Output Lines:
- ms Mode: Up to 10 channels can be configured as outputs (but they will replace the keys)
- Standalone Mode: 1 to 5 channels can be configured as outputs
- Key Outline Sizes:
- 5 mm x 5 mm or larger (panel thickness dependent)
- Key Spacings:
- 6 mm or wider, center to center (panel thickness, human factors dependent)
- Key Design:
- Single solid or ring shaped electrodes; widely different sizes and shapes possible
- Proximity Electrode Design:
- Single solid electrodes; Key Design, Loop, PCB Trace
- different sizes and shapes possible
- Wheel Size:
- Typically 30 mm
- 50 mm diameter
- Wheel Electrode Design:
- Spatially interpolated wheel up to 80 mm diameter
- Typical width of segments 12 mm
- Slider Electrode...
