Microchip Technology's AT42QT1070-SSUR

The AT42QT1070-SSUR is a sophisticated touch control chip designed by Microchip Technology, a leader in microcontroller, mixed-signal, analog, and Flash-IP solutions. This integrated circuit is part of the QTouch® family, which is renowned for providing exceptional touch sensing performance. It is a self-contained digital sensor IC capable of detecting touch inputs on seven channels (keys) and is ideal for implementing touch controls on a wide array of products.

Key Features

• 7-Touch Channel Support: The device can manage up to seven capacitive touch inputs, making it versatile for various applications.
• Auto-calibration: Each key is individually auto-calibrated, ensuring optimal performance without the need for manual adjustments.
• Communication: The AT42QT1070-SSUR communicates over an I2C interface, providing straightforward integration with most microcontrollers.
• Power Consumption: Designed for low power consumption, it supports a power-down mode that significantly reduces power usage when the touch functionality is not required.
• Adjacent Key Suppression® (AKS®): This technology allows the chip to suppress the influence of adjacent keys, enhancing touch detection and preventing false triggers.
• Fast Out-of-Box Response: The device is designed to work immediately upon power-up, with no need for user programming to achieve initial touch detection.

Applications

The AT42QT1070-SSUR is suitable for a wide range of applications, including but not limited to consumer electronics, home appliances, industrial controls, and medical devices. Its robust touch sensing capability enables designers to create intuitive and reliable user interfaces with capacitive touch buttons.

Package and Availability

The device is offered in a compact SOT23-6 package, which is ideal for space-constrained applications. It is available for order under the part number AT42QT1070-SSUR, ensuring that designers can incorporate this high-quality touch control solution into their designs with ease.