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MAX3485ESA+ - Analog Devices

Description: MAX3485ESA+, Line Transceiver, RS-485, RS-422 10Mbit/s Differential, 3.3V, 8-Pin SOIC

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MAX3485ESA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - -8 so
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MAX3485ESA+ - Analog Devices  - 3D model - Small Outline Packages - -8 so
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MAX3485ESA+ Details

  • Manufacturer Part Number:

    MAX3485ESA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    0.150 INCH, SO-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    8-SOIC_N-150_MIL

  • Country Of Origin:

    Malaysia, Philippines, Taiwan, Thailand

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Date Of Intro:

    1994-12-01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    9

  • Additional Feature:

    COMMON I/O; 1 RECEIVER ACTIVE UNDER SHUTDOWN; TRISTATABLE RECEIVER

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000002 A

  • 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:

    2 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.0025 A

  • Output Polarity:

    COMPLEMENTARY

  • 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

  • Receive Delay-Max:

    90 ns

  • 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

MAX3485ESA+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX3485ESA+ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the connector. Additionally, using a shielded cable and minimizing the length of the cable can help reduce EMI.
  • To ensure reliable operation of the MAX3485ESA+ in high-temperature environments, it is recommended to follow proper thermal design guidelines, such as using a heat sink, providing adequate airflow, and keeping the device within its specified operating temperature range.
  • When using the MAX3485ESA+ in a system with multiple transceivers, it is essential to ensure that each transceiver has its own isolated power supply and ground plane to prevent noise coupling and interference between transceivers.
  • To troubleshoot issues with the MAX3485ESA+ not transmitting or receiving data, check the device's power supply, clock signal, and data transmission lines for any issues. Also, verify that the device is properly configured and that the transmit and receive pins are properly connected.
  • When using the MAX3485ESA+ in a system with long cables, it is essential to consider the effects of cable capacitance, attenuation, and signal reflection. Using a repeater or a signal conditioner may be necessary to maintain signal integrity.

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MAX3485ESA+ 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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