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QT113-S

QT113-S Description

The QT113-S is a 14-bit capacitive touch screen controller IC designed by Microchip Technology. It is part of the QProx™ series and is optimized for high-performance data acquisition in various applications. This IC features a 2-wire capacitive touchscreen interface, making it suitable for applications requiring precise touch detection. The QT113-S operates within a temperature range of 0°C to 70°C, ensuring reliable performance in diverse environmental conditions. It is designed for surface mount applications and is housed in a tube package, facilitating easy integration into modern electronic systems.

QT113-S Features

• Touchscreen Technology: Equipped with a 2-wire capacitive touchscreen interface, the QT113-S offers precise and responsive touch detection.
• Operating Temperature: With an operating temperature range of 0°C to 70°C, this IC is suitable for use in a wide range of environments.
• Supply Voltage: The QT113-S operates within a supply voltage range of 2.45V to 5.25V, providing flexibility in power supply options.
• Supply Current: It consumes only 600 µA of supply current, making it energy-efficient and suitable for low-power applications.
• Resolution: The 14-bit resolution ensures high accuracy in data acquisition and processing.
• Interface: The serial interface allows for seamless communication with other system components.
• Internal Voltage Reference: The IC features an internal voltage reference, reducing the need for external components and simplifying design.
• Package: The tube packaging ensures reliable handling and integration into surface mount systems.
• Compliance: The QT113-S is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations.

QT113-S Applications

The QT113-S is ideal for applications requiring precise touch detection and data acquisition. Its high resolution and capacitive touchscreen interface make it suitable for:

• Touch Screen Devices: Ideal for touch screen interfaces in consumer electronics, industrial control panels, and medical devices.
• Data Acquisition Systems: Its 14-bit resolution and serial interface make it suitable for high-precision data acquisition systems.
• Low-Power Applications: The low supply current of 600 µA makes it suitable for battery-powered devices and portable electronics.
• Surface Mount Systems: The surface mount design and tube packaging make it easy to integrate into modern electronic systems.

Conclusion of QT113-S

The QT113-S is a versatile and high-performance capacitive touch screen controller IC designed for precise data acquisition and touch detection. Its 14-bit resolution, low supply current, and wide operating temperature range make it suitable for a variety of applications, from consumer electronics to industrial control panels. While the product is now obsolete, its unique features and performance benefits continue to make it a valuable component in existing systems. For new designs, engineers may consider alternative models from the QProx™ series or other advanced touch screen controllers available from Microchip Technology.