Microchip Technology

QT240-ISSG  

Sensor and Detector Interfaces

QT240-ISSG Description

The QT240-ISSG is a QTouch™ series interface IC chip designed by Microchip Technology, featuring a 4-channel capacitive touch sensor interface. This IC is specifically designed for applications requiring reliable and responsive touch interface solutions. The QT240-ISSG operates within a supply voltage range of 3.9V to 5V and draws a supply current of 1.5mA, making it energy-efficient and suitable for battery-operated devices. The device is packaged in a 20-lead SSOP (Surface Mount) package, which is ideal for compact designs and surface mount manufacturing processes.

QT240-ISSG Features

• Proximity Detection: The QT240-ISSG includes proximity detection capabilities, enhancing user interaction by allowing the device to sense the presence of a finger or object without physical contact.
• High Resolution: With a resolution of 9 bits, the QT240-ISSG provides precise detection and differentiation of touch inputs, ensuring accurate and reliable performance.
• Surface Mount Technology: The surface mount package type ensures ease of integration into modern PCB designs, facilitating automated assembly processes and reducing overall production costs.
• Moisture Sensitivity Level: The QT240-ISSG has an MSL rating of 1 (Unlimited), indicating it is highly resistant to moisture, making it suitable for applications in various environmental conditions.
• Compliance and Standards: The device is REACH unaffected and ROHS3 compliant, ensuring it meets stringent environmental and safety standards, making it suitable for global markets.
• Obsolete Status: While the QT240-ISSG is marked as obsolete, it remains a reliable choice for existing designs and legacy systems where compatibility and proven performance are critical.

QT240-ISSG Applications

The QT240-ISSG is ideal for a variety of applications where a robust and responsive touch interface is required. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as smartphones, tablets, and remote controls, where a sleek and intuitive touch interface enhances user experience.
• Home Appliances: Suitable for touch controls in appliances like washing machines, ovens, and refrigerators, providing a modern and user-friendly interface.
• Industrial Controls: Can be used in industrial equipment for control panels, ensuring reliable operation in harsh environments.
• Medical Devices: Applicable in medical equipment where touch interfaces need to be highly responsive and accurate, contributing to improved patient care and operational efficiency.

Conclusion of QT240-ISSG

The QT240-ISSG from Microchip Technology is a versatile and reliable QTouch™ series interface IC chip, offering a range of features that make it suitable for various applications. Its high resolution, proximity detection, and surface mount packaging provide significant advantages over similar models. Despite its obsolete status, the QT240-ISSG remains a valuable component for existing designs and systems where proven performance and compatibility are essential. Its compliance with environmental and safety standards ensures it meets the requirements of modern electronics manufacturing.

QT240-ISSG Documents

Download datasheets and manufacturer documentation for QT240-ISSG

Datasheets :

QT240-ISSG      

PCN Packaging :

Transfer to Microchip/Label/Pkg 5/Sep/2016      

HTML Datasheet :

QT240-ISSG      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH