AT42QT1060_14 Datasheet, PDF (1/36 Pages) ATMEL Corporation – Six-channel QTouch Touch Sensor IC

Atmel AT42QT1060
Six-channel QTouch^® Touch Sensor IC
DATASHEET
Features
 Configurations:
 Can be configured as a combination of keys and input/output lines
 Number of QTouch^® Keys:
 Two to six
 Number of I/O Lines:
 Seven, configurable for input or output, with PWM control for LED driving
 Technology:
 Patented spread-spectrum charge-transfer (direct mode)
 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 (electrode size dependent)
 Up to 5 mm plastic (electrode size dependent)
 Key Sensitivity:
 Individually settable via simple commands over serial interface
 Interface:
 I²C-compatible slave mode (100 kHz). Discrete detection outputs
 Moisture Tolerance:
 Increased moisture tolerance based on hardware design and firmware tuning
 Signal Processing:
 Self-calibration
 auto drift compensation
 noise filtering
 Adjacent Key Suppression^® (AKS^®)
 Applications:
 Mobile appliances
 Power:
 1.8 V to 5.5 V
 Package:
 28-pin 4 x 4 mm QFN RoHS compliant IC
9505G–AT42–05/2013