The AT42QT1110-MU is a highly versatile integrated circuit (IC) from Micrel/Microchip Technology that specializes in capacitive touch sensor applications. As a member of the QTouch series, this device is designed to address the challenges associated with implementing reliable and responsive touch-based interfaces.
Key features of the AT42QT1110-MU include its support for up to 11 touch sensor inputs, with a ratio of up to 11 between the sensor and reference capacitances. This allows for a high level of sensitivity and precision in touch detection, making it suitable for a wide range of applications, such as buttons, sliders, and wheels.
The device operates over a wide temperature range of -40°C to 85°C, ensuring reliable performance in diverse environmental conditions. It is RoHS-compliant and features a lead-free, QFN (Quad Flat No-lead) package with a 32-pin configuration, providing a compact and efficient design.
The AT42QT1110-MU communicates with the host system via a SPI (Serial Peripheral Interface) interface, allowing seamless integration into various microcontroller-based systems. It has a low current consumption of 12mA, contributing to power-efficient designs.
The primary advantages of the AT42QT1110-MU include its ability to provide a robust and responsive touch interface, its suitability for a variety of applications, and its compliance with industry standards, making it a versatile choice for designers and engineers.
In terms of compatibility, the AT42QT1110-MU can be used in a wide range of applications, including consumer electronics, industrial equipment, and medical devices, where capacitive touch sensing is a crucial feature.
While the AT42QT1110-MU is a unique part number, there may be equivalent or alternative models available from other manufacturers that offer similar functionality and specifications. Designers and engineers should carefully evaluate their specific requirements and compare the features and performance of any equivalent models to ensure the best fit for their project.
AT42QT1110-MU Key Technical Attributes
Manufacturer Part Number: AT42QT1110-MU
Manufacturer: Micrel / Microchip Technology
Interface: SPI
AT42QT1110-MU Packing Size
Encapsulation: QFN
Package Size and Type: 32-VQFN (5x5)
Packing Method: Tape & Reel (TR)
AT42QT1110-MU Application
Designed for use in Capacitive Touch Button applications
AT42QT1110-MU Features
The AT42QT1110-MU is a capacitive touch sensor IC optimized for touch button control applications. It supports up to 11 touch keys and boasts an efficient SPI interface. Designed specifically for robust responsiveness, this IC operates smoothly under a wide temperature range of -40°C to 85°C, making it suitable for diverse environmental conditions. Its power requirement is notably low with a supply current of only 12mA, ensuring energy efficiency. The Voltage – Breakdown of the device is aligned with industry standards ranging from 3 V to 5.5 V, allowing for flexible deployment across various voltage thresholds.
AT42QT1110-MU Quality and Safety Features
The AT42QT1110-MU is fully compliant with RoHS, which certifies it lead-free and environmentally friendly. It also features a Moisture Sensitivity Level (MSL) of 1, allowing for unlimited floor life and reducing risks of moisture-based damage during assembly.
AT42QT1110-MU Compatibility
Compatible with any host system requiring SPI interface operating within the voltage range from 3 V to 5.5 V.
AT42QT1110-MU Datasheet PDF
For detailed technical specifications and operational guidance, customers are encouraged to download the authoritative datasheet PDF for the AT42QT1110-MU from our website. This datasheet provides comprehensive details crucial for informed utilization and integration of this touch sensor IC.
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