Allicdata Part #: | AT42QT1085-MU-ND |
Manufacturer Part#: |
AT42QT1085-MU |
Price: | $ 0.00 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Microchip Technology |
Short Description: | IC TOUCH SENSOR 8KEY 32QFN |
More Detail: | Capacitive Touch Buttons 32-VQFN (5x5) |
DataSheet: | AT42QT1085-MU Datasheet/PDF |
Quantity: | 1000 |
1 +: | 0.00000 |
Series: | QTouch™ |
Packaging: | Tray |
Part Status: | Obsolete |
Type: | Buttons |
Proximity Detection: | No |
Number of Inputs: | Up to 8 |
LED Driver Channels: | Up to 16 |
Interface: | SPI |
Resolution: | -- |
Voltage - Supply: | 2 V ~ 5.5 V |
Current - Supply: | -- |
Operating Temperature: | -40°C ~ 85°C |
Package / Case: | 32-VFQFN Exposed Pad |
Supplier Device Package: | 32-VQFN (5x5) |
Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us: sales@allicdata.com
AT42QT1085-MU is a multi-purpose low-power touch keyboard and button controller. It offers a wide range of features that make it a powerful choice for embedded and handheld systems. It is designed to be used in applications that require a high level of accuracy and performance. This article will discuss the application field and working principle of AT42QT1085-MU.
Application Field
AT42QT1085-MU is suitable for use in any application requiring a touch input interface. Its most common application fields include:
- Industrial applications - Automotive, construction, and medical fields, where the controller can be used for monitoring and controlling the environment, vehicles, and other devices.
- Consumer electronics - Home theater systems, gaming, and cell phones, where the controller can be used for inputting data and commands.
- Hobby projects - Robotics, DIY projects, and educational purposes, where the controller can be used to control actuators and motors.
- Computing - Business and scientific computers, where the controller can be used for inputting data and commands.
- Communications - Mobile phones and wearable electronics, where the controller can be used for making and receiving calls.
AT42QT1085-MU is also suitable for special applications where reliable operation is crucial. Since its touch sensitivity is adjustable, it can be used in applications requiring high accuracy, such as medical analysis instruments, smart home devices, and hand-held measuring tools.
Working Principle
AT42QT1085-MU features a capacitive-based touch sensing system. Capacitance is a measure of the ability of a material to store electric charge. It is defined as the ratio of the electric charge on a given surface to the electric potential difference between that surface and a reference point. The greater the capacitance, the more charge is stored. This is the basis of touch sensing with capacitive touch screens.
AT42QT1085-MU is designed to detect a finger’s presence and location on a surface. The controller uses a sensor board that contains an array of electrodes, which forms an electric field around the board. When a user presses their finger against the board, it disrupts the electric field. This disruption is measured by the controller, which can pinpoint the exact location of the touch. The controller then sends this information to the host system, allowing it to respond accordingly.
The AT42QT1085-MU touch interface is also capable of detecting movement and gesture input. By tracking the changes of the electric field along the board, the controller is able to detect a user’s movements. This feature allows for the implementation of user interfaces that respond to gestures.
Conclusion
AT42QT1085-MU is a versatile controller that can be used in a wide range of applications. Its multi-use capacitive touch sensing system makes it a powerful choice for embedded and handheld systems. Its adjustable touch sensitivity makes it suitable for applications that require high accuracy, such as medical analysis instruments and smart home devices. Its ability to detect movement and gesture input makes it a great choice for consumer electronics and computing applications.
AT42QT1085-MU is a great option for any application requiring a reliable and powerful touch input interface.
The specific data is subject to PDF, and the above content is for reference
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