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AT42QT2160-MMUR - Microchip

Description: MICROCHIP - AT42QT2160-MMUR - CAPACITIVE TOUCH SENSOR, I2C, VQFN-28

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AT42QT2160-MMUR - Microchip - PCB symbol
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PCB Footprints
AT42QT2160-MMUR - Microchip PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - VQFN 28
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3D Models
AT42QT2160-MMUR - Microchip - 3D model - Quad Flat No-Lead - VQFN 28
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AT42QT2160-MMUR Details

  • Manufacturer Part Number:

    AT42QT2160-MMUR

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    MLF-28

  • Pin Count:

    28

  • Manufacturer Package Code:

    VQFN-28

  • Country Of Origin:

    South Korea

  • Factory Lead Time:

    7 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    14

  • Body Breadth:

    4 mm

  • Body Height:

    0.88 mm

  • Body Length or Diameter:

    4 mm

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    28

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    DIGITAL

  • Output Range:

    0.20-4.20V

  • Output Type:

    DIGITAL VOLTAGE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    CAPACITIVE TOUCH SENSOR

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.8 V

  • Surface Mount:

    YES

AT42QT2160-MMUR Frequently Asked Questions (FAQs)

  • A good PCB layout for the AT42QT2160-MMUR involves keeping the sensor and the microcontroller close together, using a ground plane to reduce noise, and minimizing the length of the traces between the sensor and the microcontroller.
  • Calibration involves adjusting the sensor's sensitivity and offset to match the specific application. This can be done by taking multiple readings with the sensor in different states (e.g. touched and untouched) and adjusting the internal registers accordingly.
  • The maximum operating frequency of the AT42QT2160-MMUR is 400 kHz, but it can be adjusted to lower frequencies to reduce power consumption or improve noise immunity.
  • Noise and interference can be handled by using a low-pass filter, shielding the sensor and microcontroller, and using a ground plane to reduce electromagnetic interference (EMI).
  • Yes, the AT42QT2160-MMUR is designed to operate in harsh environments, including high temperatures, humidity, and vibration. However, the specific operating conditions may affect the sensor's performance and accuracy.

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AT42QT2160-MMUR Overview

Use the download button to access the AT42QT2160-MMUR schematic symbol, PCB footprint, and 3D model.
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About Microchip

Microchip Technology Inc. is a leading manufacturer of microcontrollers and semiconductor devices for a wide range of applications in the aerospace, automotive, consumer electronics, industrial, and medical industries. Alongside a comprehensive product portfolio, Microchip Technology Inc. also provides easy-to-use development tools that enable engineers to create optimal designs quickly with minimal iterations to reduce risk while lowering total system costs to market. Headquartered in Chandler, Arizona, th

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