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STMPE24M31QTR

STMPE24M31QTR Description

The STMPE24M31QTR is a highly integrated sensor interface IC designed for touch and button applications, manufactured by STMicroelectronics. This device offers a comprehensive solution for detecting and processing touch inputs, making it ideal for a variety of applications. The STMPE24M31QTR features up to 24 input channels and up to 24 LED driver channels, providing extensive flexibility for complex touch interfaces. It operates within a supply voltage range of 2.7V to 5.5V and consumes a low supply current of 400µA, ensuring efficient power usage. The device is packaged in a 40QFN format, suitable for surface mount applications, and is available in tape and reel packaging for convenient handling and assembly.

STMPE24M31QTR Features

• High Channel Capacity: With up to 24 input channels and up to 24 LED driver channels, the STMPE24M31QTR can handle multiple touch points and LED indicators, making it suitable for intricate touch interfaces.
• Low Power Consumption: The device operates with a supply current of only 400µA, ensuring minimal power usage and extended battery life in portable applications.
• Wide Voltage Range: The STMPE24M31QTR operates within a supply voltage range of 2.7V to 5.5V, providing compatibility with a variety of power sources.
• I2C Interface: The device communicates via the I2C interface, simplifying integration with microcontrollers and other system components.
• High Resolution: The STMPE24M31QTR offers a resolution of 9 bits, providing precise touch detection and accurate input processing.
• Surface Mount Compatibility: The 40QFN package is designed for surface mount applications, ensuring robust mechanical stability and ease of integration into modern electronic designs.
• Compliance and Safety: The STMPE24M31QTR is REACH unaffected and RoHS3 compliant, meeting environmental and safety standards for electronic components.

STMPE24M31QTR Applications

The STMPE24M31QTR is ideal for a range of applications that require reliable and efficient touch and button interfaces. Some specific use cases include:

• Consumer Electronics: Ideal for smartphones, tablets, and other portable devices that require multi-touch capabilities and low power consumption.
• Home Appliances: Suitable for touch-sensitive controls in appliances such as refrigerators, washing machines, and ovens, enhancing user interaction and interface design.
• Automotive Systems: The STMPE24M31QTR can be used in automotive infotainment systems and control panels, providing robust and responsive touch interfaces.
• Industrial Control Panels: The device is well-suited for industrial applications where touch interfaces are required for control panels and user interfaces, ensuring reliable operation in harsh environments.

Conclusion of STMPE24M31QTR

The STMPE24M31QTR from STMicroelectronics is a versatile and efficient sensor interface IC designed for touch and button applications. Its high channel capacity, low power consumption, and wide voltage range make it an ideal choice for a variety of applications, from consumer electronics to industrial controls. The device's compliance with environmental and safety standards ensures its suitability for modern electronic designs. While the product is now obsolete, its unique features and performance benefits continue to make it a valuable component for existing systems and legacy applications.