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AT42QT1481-AUR - Microchip

Description: Atmel AT42QT1481-AUR Proximity Sensor IC Capacitive, 4.75 → 5.25 V 44-Pin TQFP

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AT42QT1481-AUR - Microchip - PCB symbol
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PCB Footprints
AT42QT1481-AUR - Microchip PCB footprint - Quad Flat Packages - Quad Flat Packages - 44A - 44-lead, 10 x 10mm
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3D Models
AT42QT1481-AUR - Microchip - 3D model - Quad Flat Packages - 44A - 44-lead, 10 x 10mm
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AT42QT1481-AUR Details

  • Manufacturer Part Number:

    AT42QT1481-AUR

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    TQFP-44

  • Pin Count:

    44

  • Manufacturer Package Code:

    TQFP-44

  • Country Of Origin:

    Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.31.00.01

  • Factory Lead Time:

    9 Weeks

  • Manufacturer:

    Microchip Technology Inc

  • YTEOL:

    14

  • Body Breadth:

    10 mm

  • Body Height:

    1.2 mm

  • Body Length or Diameter:

    10 mm

  • JESD-609 Code:

    e3

  • Mounting Feature:

    SURFACE MOUNT

  • Number of Terminals:

    44

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Output:

    OPEN-DRAIN

  • Output Range:

    0.6-4.2V

  • Output Type:

    DIGITAL VOLTAGE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Equivalence Code:

    QFP44,.47SQ,32

  • Package Shape/Style:

    SQUARE

  • Sensors/Transducers Type:

    TOUCH SENSOR

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn)

AT42QT1481-AUR Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the AT42QT1481-AUR involves placing the sensor on a separate PCB layer, using a solid ground plane, and keeping the sensor traces as short as possible to minimize noise and interference.
  • Calibration of the AT42QT1481-AUR involves adjusting the sensitivity and offset registers to optimize performance for the specific application. This can be done using the device's built-in calibration registers or through external calibration methods.
  • The AT42QT1481-AUR has an operating temperature range of -40°C to +85°C, making it suitable for a wide range of applications.
  • Yes, the AT42QT1481-AUR has built-in noise filtering and can operate in noisy environments. However, proper PCB layout and shielding may be necessary to minimize the effects of electromagnetic interference (EMI).
  • The typical current consumption of the AT42QT1481-AUR is around 1.5mA, making it suitable for low-power applications.

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AT42QT1481-AUR Overview

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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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Part Image AT42QT1481-ANR Microchip Technology Inc

Capacitive Touch Sensor, Digital, 44 Pin, Plastic/epoxy