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MAX3490ECSA+ - Analog Devices

Description: Single Transmitter/Receiver RS-422/485 Maxim MAX3490ECSA+, Line Transceiver, RS-422/ RS-485, 3 → 3.6 V, 8-pin SOIC

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MAX3490ECSA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 SO
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MAX3490ECSA+ - Analog Devices  - 3D model - Small Outline Packages - 8 SO
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MAX3490ECSA+ Details

  • Manufacturer Part Number:

    MAX3490ECSA+

  • 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

  • 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:

    70 °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

  • 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:

    COMMERCIAL

  • 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

MAX3490ECSA+ Frequently Asked Questions (FAQs)

  • A good PCB layout practice for the MAX3490ECSA+ is to keep the analog and digital grounds separate, use a solid ground plane, and keep the high-frequency signals away from the analog signals. Additionally, use a common-mode filter or a ferrite bead to filter out high-frequency noise on the power lines.
  • To ensure proper power-up and initialization, make sure to follow the power-up sequence specified in the datasheet, which is VCC first, then VDD. Also, ensure that the input voltage is within the recommended range, and the device is properly reset by pulling the RESET pin low for at least 10ns.
  • The maximum cable length supported by the MAX3490ECSA+ depends on the specific application and the type of cable used. However, as a general guideline, the device can support cable lengths up to 100 meters at a data rate of 100Mbps. For longer cable lengths, it's recommended to use repeaters or active cables.
  • To troubleshoot issues with the MAX3490ECSA+, start by checking the power supply and ensuring that the device is properly powered up. Then, use a logic analyzer or an oscilloscope to check the signal integrity and timing. Also, check the device's registers and status bits to identify any errors or faults.
  • Yes, the MAX3490ECSA+ is specified to operate over an industrial temperature range of -40°C to +85°C. However, it's recommended to check the device's performance and reliability at the specific temperature range required by your application.

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MAX3490ECSA+ 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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