Microchip Technology

QT320-D  

Sensor and Detector Interfaces

QT320-D Description

The QT320-D is a touch sensor integrated circuit (IC) from Microchip Technology, designed for applications requiring reliable and precise proximity detection. This sensor IC is part of the QProx™ series, known for its high performance and ease of integration. The QT320-D features a 16-bit resolution, enabling it to detect even the slightest changes in capacitance, which is crucial for applications demanding high sensitivity. It operates within a wide voltage range of 1.8V to 5.25V and consumes only 600µA of supply current, making it energy-efficient and suitable for battery-powered devices. The operating temperature range of 0°C to 70°C ensures robust performance in various environmental conditions.

QT320-D Features

• Proximity Detection: The QT320-D offers advanced proximity detection capabilities, making it ideal for applications where touchless interaction is required.
• 16-bit Resolution: This high resolution allows for precise detection and differentiation between multiple touch inputs, enhancing user experience.
• Low Power Consumption: With a supply current of only 600µA, the QT320-D is highly energy-efficient, making it suitable for low-power applications.
• Wide Operating Voltage Range: The ability to operate between 1.8V and 5.25V makes it versatile for various power supply configurations.
• Through Hole Mounting: The through-hole mounting type ensures secure and reliable installation in a variety of electronic devices.
• Obsolete Status: While the QT320-D is marked as obsolete, it remains a reliable choice for legacy systems and applications where its specific features are still required.
• Compliance and Safety: The QT320-D is REACH unaffected and classified under ECCN EAR99, ensuring compliance with international regulations and safety standards.

QT320-D Applications

The QT320-D is particularly well-suited for applications that require touch-sensitive interfaces. Its high resolution and low power consumption make it ideal for:

• Consumer Electronics: Devices such as smartphones, tablets, and smart home appliances can benefit from the QT320-D's touch detection capabilities.
• Industrial Controls: Touch-sensitive control panels and user interfaces in industrial environments can leverage the QT320-D's robust performance and wide operating temperature range.
• Medical Devices: The QT320-D's low power consumption and high sensitivity make it suitable for medical devices that require precise touch controls.
• Automotive Systems: Touch-sensitive controls in automotive interiors can benefit from the QT320-D's reliability and low power requirements.

Conclusion of QT320-D

The QT320-D is a versatile and reliable touch sensor IC that offers high resolution and low power consumption. Its advanced proximity detection capabilities and wide operating voltage range make it suitable for a variety of applications, from consumer electronics to industrial controls. Despite its obsolete status, the QT320-D remains a valuable component for legacy systems and applications where its specific features are still required. Its compliance with international regulations and safety standards ensures that it can be used with confidence in various industries.

QT320-D Documents

Download datasheets and manufacturer documentation for QT320-D

Datasheets :

QT320      

PCN Packaging :

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

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH