CPT213B-A01-GMR

Overview

The CPT213B-A01-GMR is a capacitive touch controller from the Silicon Labs TouchXpress series, designed for button-based interfaces. It features 13 channels and utilizes an I2C interface for communication. The device operates within a supply voltage range of 1.8 V to 3.6 V, with a typical operating voltage of 2.4 V. It is housed in a QFN-24 package measuring 4 mm x 4 mm x 0.55 mm. The component supports an industrial temperature range from -40 °C to +85 °C.

Feature Summary

• Integrates 13 sensing channels for multi-button applications
• Utilizes I2C interface for simplified host connectivity
• Supports configuration loading for flexible design implementation

Applications

• Home appliances
• Medical devices
• Consumer electronics
• Instrumentation and control panels
• Lighting controls

Procurement Notes

Verify end-of-life status before procurement as discontinuance notifications exist for this product line. Confirm package suffix requirements for reel versus tube packaging. Validate RoHS compliance documentation against current regulatory standards. Ensure compatibility with existing I2C bus configurations during integration planning.

Selection Notes

Select this model when 13 independent touch inputs are required. Compare channel count against the CPT212B variant if fewer inputs suffice. Verify that the QFN-24 footprint aligns with PCB layout constraints. Confirm I2C address settings do not conflict with other bus devices in the system architecture.

Part Context

This component belongs to the CPT213B family of capacitive touch controllers. It shares the TouchXpress technology platform with related models like the CPT212B. The part number suffix indicates specific packaging options within the same functional specification.

Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source material. Consult official Silicon Labs documentation for any officially designated replacement components or obsolescence management alternatives.