AT42QT1245-MU
- Mfr.Part #
- AT42QT1245-MU
- Manufacturer
- Microchip Technology
- Package / Case
- 32-VFQFN Exposed Pad
- Datasheet
- Download
- Description
- IC TOUCH SENSOR 24KEY 32QFN
- Stock
- 49,511
- In Stock :
- 49,511
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- Manufacturer :
- Microchip Technology
- Product Category :
- Sensor, Capacitive Touch
- JESD-30 Code :
- S-XQCC-N32
- Temperature Grade :
- Industrial
- Moisture Sensitivity Level (MSL) :
- 3 (168 Hours)
- Width :
- 5mm
- Supplier Package :
- QFN
- Terminal Position :
- QUAD
- Factory Lead Time :
- 4 Weeks
- Supply Voltage-Min (Vsup) :
- 3V
- Base Product Number :
- AT42QT1245
- Analog IC - Other Type :
- ANALOG CIRCUIT
- Supply Voltage-Max (Vsup) :
- 5V
- Package / Case :
- 32-VFQFN Exposed Pad
- Interface :
- SPI
- Seated Height-Max :
- 1 mm
- Length :
- 5mm
- Operating Supply Current :
- 6.6mA
- Mounting :
- Surface Mount
- Height Seated (Max) :
- 1mm
- Type :
- Buttons
- Current - Supply :
- 6.6mA
- Brand :
- Microchip Technology
- Base Part Number :
- AT42QT1245
- RoHS Status :
- ROHS3 Compliant
- Supplier Device Package :
- 32-QFN (5x5)
- Packaging :
- Tray
- Reach Compliance Code :
- Compliant
- Terminal Form :
- NO LEAD
- Series :
- QMatrix™
- Pin Count :
- 32
- LED Driver Channels :
- --
- Product Status :
- Active
- Number of Functions :
- 1
- Voltage - Supply :
- 3V~5V
- Proximity Detection :
- No
- RoHS :
- Details
- Number of Channels :
- 24 Channel
- Sensor Type :
- Button
- Product Type :
- Touch Sensors
- Product Category :
- Capacitive Touch Sensors
- Operating Temperature :
- -40°C~105°C
- Manufacturer :
- Microchip
- Peak Reflow Temperature (Cel) :
- NOT SPECIFIED
- Terminal Finish :
- Matte Tin (Sn)
- Resolution :
- 10 b
- Subcategory :
- Sensors
- Number of Terminations :
- 32
- Package Shape :
- Square
- Interface Type :
- SPI
- JESD-609 Code :
- e3
- Category :
- 24-key Qmatrix Touch Sensor
- Mounting Type :
- Surface Mount
- Package :
- Tray
- Pbfree Code :
- yes
- Surface Mount :
- yes
- Terminal Pitch :
- 0.5mm
- Published :
- 2009
- Number of Terminals :
- 32
- Mount :
- Surface Mount
- Number of Inputs :
- Up to 24
- Datasheets
- AT42QT1245-MU

Sensor, Capacitive Touch Microchip Technology AT42QT1245-MU Overview
Introducing the Sensor, Capacitive Touch Microchip Technology AT42QT1245-MU, a state-of-the-art touch sensor IC designed for seamless integration into various interactive applications. Manufactured by Microchip Technology, this component simplifies the design of touch-based user interfaces. The AT42QT1245-MU supports up to 24 keys on a single IC, making it an ideal choice for designs where space and power efficiency are crucial. Its robust sensing capabilities ensure reliable operation even in challenging environmental conditions. This product leverages Microchip's advanced QTouch® technology to provide enhanced touch performance, making it an indispensable tool for developers aiming to enhance user experience with capacitive touch technology.
AT42QT1245-MU Features
The AT42QT1245-MU boasts a variety of features that cater to the demanding needs of modern touch-sensitive applications. This 32QFN packaged IC excels in low power consumption and supports up to 24 touch keys. It offers fast touch response times and has built-in noise immunity features, which are essential for maintaining functionality in noisy electrical environments. Additionally, its self-calibration function ensures consistent performance over the product's lifetime without requiring frequent manual recalibrations.
AT42QT1245-MU Applications
- Smart Home Devices: Utilized in smart thermostats, lighting control panels, and home automation hubs to enable intuitive touch interactions that enhance user convenience and efficiency.
- Consumer Electronics: Integrated into personal gadgets such as tablets, e-readers, and audio devices, providing a reliable touch interface that improves the user experience.
- Automotive Interfaces: Employed in vehicle dashboard controls and infotainment systems to deliver smooth and responsive touch inputs, ensuring safety and ease of use while driving.
- Industrial Controls: Applied in industrial machine interfaces for factories, enhancing operational controls through touch, which allows for a cleaner and more streamlined user interface.
- Medical Devices: Used in medical equipment interfaces such as touch-enabled monitors and diagnostic device controls, offering healthcare professionals quick and efficient touch interactions.
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