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MAX3485EESA+ - Analog Devices

Description: MAX3485EESA+, Line Transceiver, RS-485, RS-422 15 Mbit/s Differential, 3 → 3.6 V, 8-Pin SOIC

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MAX3485EESA+ - Analog Devices - PCB symbol
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MAX3485EESA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - soic8-ren3
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MAX3485EESA+ Details

  • Manufacturer Part Number:

    MAX3485EESA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    SO-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_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:

    1999-04-01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • 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 Low Current-Max:

    0.0025 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP8,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    2.2 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • 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:

    35 ns

  • Width:

    3.9 mm

MAX3485EESA+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX3485EESA+ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the signal sources. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and to avoid routing digital signals under the device.
  • To ensure reliable operation of the MAX3485EESA+ in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device away from heat sources. Additionally, the device should be operated within its specified temperature range (-40°C to +85°C).
  • The maximum cable length that can be driven by the MAX3485EESA+ depends on the specific application and the type of cable used. However, as a general rule, the device can drive cables up to 100 meters long at data rates up to 100 Mbps. For longer cable lengths or higher data rates, repeaters or active cables may be necessary.
  • To troubleshoot common issues with the MAX3485EESA+, start by checking the power supply voltage, signal integrity, and PCB layout. Use an oscilloscope to verify the signal waveforms and check for noise or distortion. Also, ensure that the device is properly configured and that the firmware is up-to-date. If the issue persists, consult the datasheet and application notes or contact Analog Devices' technical support.
  • No, the MAX3485EESA+ does not provide galvanic isolation. If galvanic isolation is required, a different device or an external isolation component should be used. However, the MAX3485EESA+ does provide some level of isolation between the analog and digital sections of the device.

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MAX3485EESA+ Overview

Use the download button to access the MAX3485EESA+ schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like MAX34, or try a keyword search, such as Line Driver or Receivers

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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