IQS231A

Key features :

• Pin compatible with IQS229
• Wide range of control for sensing in high power RF environments
• Default OTP options focus on safety and passing SAR lab qualification
• I2C interface option
• Quick release detection for preventing unwanted activations
• Various power modes: 100Hz, 8Hz, 4Hz sample rates
• Advanced temperature compensation option

Applications :

• SAR Sensor
• Hybrid antennas (RF and capacitive sensing combined)
• Movement sensing applications (user interaction detection, anti-theft)
• Hold detection for screen activation

Specifications :

• Supply voltage: 1.75V to 3.6V
• Low power mode: 5µA @256ms scanning rate
• Nominal operation current: 80µA
• Self and Mutual capacitance
• 1 channel
• Direct interface