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MAX22028AWA+ - Analog Devices

Description: Compact, Isolated, Half-Duplex RS-485/RS-422 Transceivers with AutoDirection Control

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MAX22028AWA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - W8MS+1
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MAX22028AWA+ - Analog Devices  - 3D model - Small Outline Packages - W8MS+1
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MAX22028AWA+ Details

  • Manufacturer Part Number:

    MAX22028AWA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_W-300_MIL

  • Package Description:

    SOIC-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_W-300_MIL

  • Country Of Origin:

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

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    2020-02-04

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Additional Feature:

    Also Require VDDB supply 4.75V to 5.25V and Supply current-Max 5.5mA

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485; EIA-422

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    5.31 mm

  • Moisture Sensitivity Level:

    3

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    DIFFERENTIAL

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.3

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    80 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    2.13 mm

  • Supply Current-Max:

    5.5 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.71 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    1000 ns

  • Width:

    5.285 mm

MAX22028AWA+ Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the MAX22028AWA+ is to use a 4-layer board with a solid ground plane, and to keep the analog and digital signals separate. Additionally, it's recommended to use a low-ESR capacitor for the VCC pin and to place it as close as possible to the pin.
  • To optimize the performance of the MAX22028AWA+ in a noisy environment, it's recommended to use a shielded enclosure, to keep the device away from noise sources, and to use a common-mode choke or a ferrite bead to filter out high-frequency noise. Additionally, using a low-pass filter on the input signals can also help to improve the performance.
  • The maximum operating temperature range for the MAX22028AWA+ is -40°C to +125°C. However, it's recommended to operate the device within the -20°C to +85°C range for optimal performance and reliability.
  • Yes, the MAX22028AWA+ can be used in a battery-powered device. The device has a low power consumption of 1.2mA (typical) and a shutdown mode that can reduce the power consumption to 1μA (typical). However, it's recommended to use a low-dropout regulator (LDO) to regulate the power supply to the device.
  • To troubleshoot issues with the MAX22028AWA+, it's recommended to check the power supply voltage, the input signals, and the output signals using an oscilloscope. Additionally, checking the device's temperature and ensuring that it's within the recommended operating range can also help to identify the issue. If the issue persists, it's recommended to consult the datasheet and the application notes for more information.

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MAX22028AWA+ 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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