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IQS221
The IQS221 ProxSenseTM IC is a fully integrated multi-channel capacitive sensor. The IC can be operated as a stand-alone device or interfaced with a microprocessor. Additionally it features an internal system regulator, ensuring class leading proximity sensitivity, stability and unparalleled cost.
Features:
DYCALTM Intelligent Hysteresis
Direct or Coded or serial data output
Used in Slide switches and Keypads
Automatic Environment Compensation
On-Chip Integrated Series regulator
On-Chip Digital Signal Processing
Synchronizes to AC supply voltage (or external synchronization source)
User selectable Proximity and Physical Contact (Touch) sensitivity settings
Low Power Mode suitable for battery applications (27uA)
Suitable for various dielectrics overlays
Detect Touch through up to 7mm overlay
Active driven shield pin
OTP options
QFN5x5-32 / SO-32 packages
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