AT42QT1070

Atmel AT42QT1070 Seven-channel QTouch® Touch Sensor IC DATASHEET Features  Configurations:  Comms mode  Standalone mode  Number of Keys:  Comms mode: 1 – 7 keys (or 1 – 6 keys plus a Guard Channel)  Standalone mode: 1 – 4 keys plus a fixed Guard Channel on key 0  Number of I/O Lines:  Standalone mode: 5 outputs  Technology:  Patented spread-spectrum charge-transfer  Key Outline Sizes:  6 mm x 6 mm or larger (panel thickness dependent); widely different sizes and shapes possible  Layers Required:  One  Electrode Materials:  Etched copper; Silver; Carbon; Indium Tin Oxide (ITO)  Panel Materials:  Plastic; Glass; Composites; Painted surfaces (low particle density metallic paints possible  Panel Thickness:  Up to 10 mm glass; Up to 5 mm plastic (electrode size dependent)  Key Sensitivity:  Comms mode: individually settable via simple commands over I2C-compatible interface  Standalone mode: settings are fixed  In...