AT42QT2120-XU

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The AT42QT2120-XU is a capacitive touch sensing module which is ideally suited for small, low power and space-constrained applications. This device features a low-power Atmel QTouch capacitive touch sensor and an industry-standard 10-pin connector.

This device’s primary application field is for small, low power and space-constrained embedded systems and devices. The Atmel QTouch capacitive touch sensing module is suitable for interactive devices, wearable and mobile devices, utility and white goods, consumer-electronics, and toys.

The working principle of the AT42QT2120-XU is based on the Atmel QTouch capacitive touch sensing module. This module is capable of detecting human touch through the use of capacitive coupling between the human body and the touch sensitive device. This device’s capacitive touch sensing works by applying an alternating electrical current to the surface of a conductive material. When human or animal contact occurs, it creates a change in the capacitance. This change in capacitance is then detected by the touch sensing module.

The main advantages of the AT42QT2120-XU is its low power consumption, reliable sensing performance and flexibility. The Atmel QTouch capacitive touch sensing module is capable of detecting a wide range of capacitance values, making it suitable for use in a wide range of applications. In addition, the device provides a high level of robustness, allowing it to be used in both low- and high-volume production.

This device is also suitable for use in medical, navigation and instrumentation applications, allowing users to accurately detect the touch of a finger, glove or other device. Additionally, the device can be used in industrial applications such as factory automation, providing reliable, accurate and instantaneous sensing.

In summary, the AT42QT2120-XU is a highly flexible and reliable capacitive touch sensing module which is ideal for a wide range of applications. This device’s low power consumption and accurate sensing performance make it suitable for interactive devices, wearable and mobile devices, utility and white goods, consumer electronics, and toys. In addition, the device can be used in medical, navigation and instrumentation applications, providing accurate and instantaneous sensing in a reliable manner.

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