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MAX3421EEHJ+ - Analog Devices

Description: MAX3421EEHJ+, USB Controller 12 Mbit/s USB 2.0, 3.3 V, 32-Pin, TQFP

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MAX3421EEHJ+ - Analog Devices - PCB symbol
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PCB Footprints
MAX3421EEHJ+ - Analog Devices PCB footprint - Quad Flat Packages - Quad Flat Packages - 32 TQFP 5x5
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MAX3421EEHJ+ - Analog Devices - 3D model - Quad Flat Packages - 32 TQFP 5x5
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MAX3421EEHJ+ Details

  • Manufacturer Part Number:

    MAX3421EEHJ+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    32-TQFP-5X5X1.0

  • Package Description:

    5 X 5 MM, 1 MM HEIGHT, ROHS COMPLIANT, MS-026, TQFP-32

  • Pin Count:

    32

  • Manufacturer Package Code:

    32-TQFP-5X5X1.0

  • Country Of Origin:

    Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA

  • HTS Code:

    8542.31.00.30

  • Date Of Intro:

    2006-02-16

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    0

  • Bus Compatibility:

    USB

  • Clock Frequency-Max:

    12 MHz

  • Data Transfer Rate-Max:

    12 MBps

  • JESD-30 Code:

    S-PQFP-G32

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Terminals:

    32

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TFQFP

  • Package Equivalence Code:

    TQFP32,.28SQ

  • Package Shape:

    SQUARE

  • Package Style:

    FLATPACK, THIN PROFILE, FINE PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Current-Max:

    45 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Width:

    5 mm

  • uPs/uCs/Peripheral ICs Type:

    BUS CONTROLLER, UNIVERSAL SERIAL BUS

MAX3421EEHJ+ Frequently Asked Questions (FAQs)

  • The recommended layout and routing for the MAX3421EEHJ+ involves keeping the analog and digital sections separate, using a solid ground plane, and minimizing trace lengths and loops. It's also important to follow the datasheet's guidelines for decoupling capacitors and to use a common mode filter to reduce EMI.
  • To handle USB suspend and resume functionality with the MAX3421EEHJ+, you need to implement a power management scheme that detects the USB suspend signal and puts the device into a low-power state. Upon resume, the device should re-initialize and re-enumerate with the host. You can use the MAX3421EEHJ+'s built-in power management features, such as the SUSPEND pin, to achieve this.
  • When selecting a crystal oscillator for the MAX3421EEHJ+, consider the frequency tolerance, stability, and load capacitance. The MAX3421EEHJ+ requires a 12MHz crystal oscillator with a frequency tolerance of ±50ppm and a load capacitance of 18pF. You should also ensure that the oscillator is compatible with the MAX3421EEHJ+'s crystal oscillator circuitry.
  • To implement a robust USB enumeration process with the MAX3421EEHJ+, ensure that your device responds correctly to the USB reset signal, and that your device's USB descriptors are correctly formatted and transmitted. You should also implement a retry mechanism to handle enumeration failures, and ensure that your device can handle multiple enumeration attempts.
  • The MAX3421EEHJ+ has a maximum junction temperature of 150°C. To ensure reliable operation, you should keep the device's operating temperature below 85°C. You can use thermal design techniques such as heat sinking, thermal vias, and thermal pads to reduce the device's temperature. You should also ensure that the device is operated within its recommended operating conditions.

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MAX3421EEHJ+ Overview

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About Analog Devices

Analog Devices Inc. is a global leader in the design and manufacturing of analog, mixed-signal, and digital signal processing integrated circuits and software solutions for the industrial, automotive, healthcare, communications industries. Analog Devices serves a diverse range of markets including industrial, automotive, healthcare, energy, aerospace, defense, and consumer electronics industries. Analog Devices’ product portfolio includes a wide range of ICs, modules, and subsystems.

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Part Image MAX3421EEHJ+T Analog Devices Inc

USB Bus Controller, BICMOS, PQFP32