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STMPE16M31QTR

STMPE16M31QTR Description

The STMPE16M31QTR is a highly integrated touch sensor controller designed by STMicroelectronics. This Interface IC Chip is ideal for applications requiring up to 16-channel capacitive touch sensing. It features a robust I2C interface, making it easy to integrate into various electronic systems. The STMPE16M31QTR operates within a wide supply voltage range of 2.7V to 5.5V and consumes a minimal supply current of 400µA, ensuring efficient power usage. The device is housed in a 32QFN package and is available in a Tape & Reel (TR) format, suitable for surface mount applications.

STMPE16M31QTR Features

• 16-Channel Touch Sensing: The STMPE16M31QTR supports up to 16 independent touch inputs, making it versatile for applications requiring multiple touch points.
• Proximity Detection: This feature enhances user interaction by detecting proximity without physical contact, providing a seamless user experience.
• LED Driver Channels: Equipped with up to 16 LED driver channels, the STMPE16M31QTR can drive LEDs directly, simplifying the design and reducing the number of components required.
• 9-bit Resolution: The high resolution ensures precise detection and differentiation between touch and non-touch states.
• Low Power Consumption: With a supply current of only 400µA, the STMPE16M31QTR is energy-efficient, making it suitable for battery-powered devices.
• Wide Operating Voltage Range: The 2.7V to 5.5V supply voltage range provides flexibility in power supply options.
• I2C Interface: The I2C interface facilitates easy communication with microcontrollers and other system components.
• Surface Mount Compatibility: The surface mount mounting type ensures ease of integration into modern PCB designs.
• Compliance and Standards: The STMPE16M31QTR is REACH unaffected and RoHS3 compliant, adhering to environmental and safety regulations.

STMPE16M31QTR Applications

The STMPE16M31QTR is well-suited for a variety of applications where touch and proximity sensing are required. Some specific use cases include:

• Consumer Electronics: Ideal for smartphones, tablets, and other handheld devices where multi-touch and proximity sensing enhance user interaction.
• Home Appliances: Touch controls for kitchen appliances, washing machines, and other household devices benefit from the robustness and efficiency of the STMPE16M31QTR.
• Automotive: Touch panels and proximity sensors in vehicles can be efficiently managed with this controller, providing a modern and responsive interface.
• Industrial Control Panels: The STMPE16M31QTR can be used in industrial settings for touch-sensitive control panels, enhancing the user interface and operational efficiency.

Conclusion of STMPE16M31QTR

The STMPE16M31QTR from STMicroelectronics is a versatile and efficient touch sensor controller that offers a wide range of features and benefits. Its 16-channel touch sensing capability, combined with proximity detection and LED driver channels, makes it a comprehensive solution for touch interface applications. The low power consumption and wide operating voltage range ensure it is suitable for various power supply configurations, while the I2C interface simplifies integration with other system components. Although the product is marked as obsolete, its technical specifications and performance benefits make it a reliable choice for existing designs and legacy systems.