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MAX490ESA+ - Analog Devices

Description: MAX490ESA+, Line Transceiver, RS-485, RS-422 2.5Mbit/s Differential, 4.75 → 5.25 V, 8-Pin SOIC

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MAX490ESA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 SO (150 mils)
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MAX490ESA+ - Analog Devices  - 3D model - Small Outline Packages - 8 SO (150 mils)
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MAX490ESA+ Details

  • Manufacturer Part Number:

    MAX490ESA+

  • 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, SOIC-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:

    2000-01-13

  • 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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    TOTEM-POLE

  • Output Low Current-Max:

    0.004 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:

    150 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    0.5 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Supply Voltage1-Max:

    5.25 V

  • Supply Voltage1-Min:

    4.75 V

  • Supply Voltage1-Nom:

    5 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:

    60 ns

  • Width:

    3.9 mm

MAX490ESA+ Frequently Asked Questions (FAQs)

  • A good PCB layout practice for the MAX490ESA+ is to keep the analog and digital grounds separate, use a solid ground plane, and keep the signal traces short and away from the power traces. Additionally, use a ferrite bead or a 10nF capacitor in series with the VCC pin to filter out high-frequency noise.
  • To ensure the MAX490ESA+ operates within the specified temperature range, make sure to provide adequate heat sinking, use a thermally conductive material for the PCB, and avoid exposing the device to extreme temperatures during storage or operation.
  • The maximum allowed voltage on the input pins of the MAX490ESA+ is 5.5V, which is the absolute maximum rating. However, it's recommended to keep the input voltage within the specified operating range of 4.5V to 5.5V to ensure reliable operation.
  • Yes, the MAX490ESA+ can be used in a 3.3V system, but it requires an external voltage regulator to step down the voltage to 3.3V. Additionally, the input voltage range of the device should be adjusted accordingly to ensure reliable operation.
  • To troubleshoot issues with the MAX490ESA+ not outputting the correct logic levels, check the input voltage, ensure the device is properly powered, and verify that the input signals are within the specified range. Also, check for any noise or EMI issues on the PCB and ensure the output pins are properly terminated.

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MAX490ESA+ 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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