ATMXT288M1T-CURVAO

Overview

The ATMXT288M1T-CURVAO is a Microchip Technology touch screen controller IC belonging to the MAXTouch UxX series. It features 288 nodes for high-resolution input detection and supports I2C and SPI communication interfaces. The device operates within an industrial temperature range of -40°C to +105°C and utilizes a VQFN-56 package suitable for surface mount installation. This component is designed for robust capacitive touch applications requiring reliable signal processing and low power consumption in demanding environments.

Feature Summary

• Supports up to 288 nodes for enhanced multi-touch gesture recognition
• Integrated self-calibration and adaptive tuning capabilities
• Dual interface support for flexible system integration via I2C or SPI
• Industrial-grade thermal stability for extended operational reliability

Applications

• Industrial human-machine interface (HMI) panels
• Automotive infotainment and control systems
• Medical equipment user interfaces
• Consumer electronics with ruggedized requirements

Procurement Notes

Verify the specific suffix CURVAO against official Microchip documentation to confirm voltage, temperature grade, and packaging details. Ensure compatibility with existing firmware libraries for the UxX series. Confirm AEC-Q100 qualification status if automotive compliance is required. Cross-reference the datasheet revision to ensure pinout consistency with current designs.

Selection Notes

Select this model when high node count and industrial temperature tolerance are required. Compare against other UxX series variants based on interface preference and package size. Consider power supply constraints as the device supports standard logic levels. Evaluate system complexity needs against the integrated calibration features to reduce development time.

Part Context

This component is part of Microchip's MAXTouch family, which provides comprehensive touch sensing solutions. The UxX series is known for its advanced noise immunity and ease of use. It serves as a bridge between physical touch inputs and digital processing units, enabling intuitive user interaction in embedded systems across various sectors.

Replacement Considerations

Check for direct substitutes within the ATMXT288UD or ATMXT288UQ series if package or interface differences exist. Verify functional equivalence regarding node count and operating voltage before substitution. Consult Microchip's lifecycle notices to ensure long-term availability of alternative parts.