IQS211A Overview
ProxSense® Series IQS211A/B Datasheet Single Channel Capacitive Proximity/Touch Controller with movement detection The IQS211A/B ProxSense® IC is a self-capacitance controller designed for applications where an awake/activate on proximity/touch function is required. The IQS211A/B is an ultra-low power solution that uses movement detection for applications that require long term detection. The IQS211A/B operates...
IQS211A Key Features
- Pin patible with IQS127D/ 128/ 227AS/ 228AS/ 231A (output types may differ)
- Automatic Tuning Implementation (ATI)
- On-chip movement detection algorithm
- Forced activation when movement detected
- Minimal external ponents
- Down to 10aF capacitance resolution
- Up to 60pF sensor load (with effective
- Separate MOVEMENT output selection
- Up to 200pF sensor load for touch application
- Low power consumption: o 80uA (50 Hz response), o 20uA (20 Hz response) o sub-2uA (LP mode, optional zoom to scanning mo