IQS211A

Key features :

• Touch and Proximity detection
• On-chip movement detection algorithm
• 25mm detection range
• Pin compatible with IQS127/128/227/228
• Forced activation when movement detected
• Several OTP options
• Internal Capacitor Implementation (ICI) – Reference capacitor on-chip
• Antenna Tuning Implementation (ATI) – Automatic adjustment for optimal performance
• Hysteresis option for releasing activation
• Data streaming interface (I²C / 1-wire)

Applications :

• Wearable devices
• Movement detection devices (fitness, anti-theft)
• White goods and appliances
• Proximity activated back lighting
• Applications with long-term activation
• Human interface devices

Specifications :

• Supply voltage: 1.8V to 3.6V
• Low power mode: 2µA @160ms scanning rate
• Normal operation current: 77µA
• Self-capacitance
• 1 channel
• Direct interface and I²C