The AT42QT1110-AZ is a capacitive touch sensor IC from Quarktwin Technology Ltd. designed for applications requiring up to 11 QTouch channels. It features a patented spread-spectrum charge-transfer technology and supports both sequential and parallel key measurement modes, allowing for flexible performance optimization. The device can be configured to provide discrete outputs for individual key touches and supports a full-duplex SPI interface for data communication. This sensor is capable of operating with a supply voltage range of 3V to 5.5V and is available in RoHS-compliant packages, including a 32-pin 5x5 mm MLF and a 32-pin 7x7 mm TQFP. It includes advanced signal processing capabilities such as self-calibration, auto drift compensation, and noise filtering, ensuring reliable operation in various environments. The AT42QT1110-AZ is suitable for automotive applications, including keyless entry and control interfaces, and can be integrated with a variety of electrode materials and substrates, making it versatile for different design requirements.
IC TOUCH SENSOR 11KEY 32TQFP Product overview: AT42QT1110-AZ from Microchip Technology is an Interface Transceiver IC for serial communication, bus conversion, signal driving, receiver stages, and industrial networking. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include interface IC, transceiver, driver, receiver, CAN, RS-485, Interface Transceiver IC, Sensor and Detector Interfaces. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 752-AT42QT1110-AZ can be used for catalog matching and distributor lookup.
Capacitive Touch Buttons 32-TQFP (7x7)
Capacitive Touch Buttons 32-TQFP (7x7)
11-KEY QTOUCH TOUCH SENSOR IC
| ERSAELECTRONICS PTE. LTD. | Quarktwin Technology Ltd. | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|
| Product Category | IC Interfaces | IC Interfaces | IC Interfaces |
| Product Number | 752-AT42QT1110-AZ | AT42QT1110-AZ | AT42QT1110-AZ |
| Product Name | Interface Transceiver IC | Sensor, Capacitive Touch | Integrated Circuits (ICs) - Interface - Sensor, Capacitive Touch |
| Device Type | Transceiver | Sensor Interface | |
| Features | RoHS | RoHS | |
| Supply Voltage | Other; 3V ~ 5.5V | Other; 3V ~ 5.5V | Other |
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
