AT42QT1060 Datasheet, PDF (1/32 Pages) ATMEL Corporation – QTouch™ 6-channel Sensor IC

Features
• Configurations:
– Can be configured as a combination of keys and input/output lines
• Number of Keys:
– 2 to 6
• Number of I/O Lines:
– 7, 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
• Power:
– 1.8V to 5.5V
• Package:
– 28-pin 4 x 4 mm MLF RoHS compliant IC
• Signal Processing:
– Self-calibration
– auto drift compensation
– noise filtering
– Adjacent Key Suppression™
• Applications:
– Mobile appliances
QTouch^™
6-channel
Sensor IC
AT42QT1060
9505E–AT42–02/09