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The CAP1206-1-AIA-TR is a six-channel capacitive touch sensor controller manufactured by Microchip Technology. It features programmable sensitivity, automatic recalibration for parasitic capacitance, and multiple pattern touch recognition. The device operates on a 3V to 5.5V supply with typical active current of 750µA and deep sleep current of 5µA. It communicates via SMBus or I2C interfaces in a 10-pin 3mm x 3mm DFN package.
Verify the specific ordering suffix -AIA-TR against official Microchip documentation to confirm tape and reel packaging and temperature grade specifications. Ensure compatibility with host controller voltage levels and interface requirements before finalizing procurement orders.
Select this component for designs requiring up to six independent capacitive touch inputs with low power consumption. Consider the 10-pin DFN package constraints and verify that the host system supports SMBus or I2C communication protocols for configuration and status polling.
This part belongs to the CAP1206 family of capacitive touch sensor controllers from Microchip Technology. It is designed as a standalone solution for multi-button touch interfaces, offering integrated sensing algorithms and power management states to reduce system complexity and board space requirements.
Consult Microchip datasheets for direct pin-compatible alternatives within the CAP1206 series or related CAP11xx families. Verify interface compatibility and channel count requirements when evaluating substitute components.
The CAP1206 offers three power states: Active for normal monitoring, Standby for reduced power with selective channel monitoring, and Deep Sleep for minimum power consumption where only communications can wake the device.
The device automatically recalibrates to compensate for gradual environmental changes and system parasitic capacitance, ensuring consistent touch detection performance over time.
The CAP1206 supports SMBus and I2C compliant communication interfaces, allowing it to interface with various host controllers using standard serial protocols.