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MAX3490AEGSA+ - Analog Devices

Description: RS-422/RS-485 Interface IC +3.3V-Powered, +/-20kV ESD-Protected, 20Mbps and Slew-Rate-Limited RS-485/RS-422 Transceivers

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MAX3490AEGSA+ - Analog Devices - PCB symbol
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PCB Footprints
MAX3490AEGSA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - S8+4
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MAX3490AEGSA+ - Analog Devices - 3D model - Small Outline Packages - S8+4
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MAX3490AEGSA+ Details

  • Manufacturer Part Number:

    MAX3490AEGSA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    SOP-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:

    2016-09-19

  • 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; TIA-422; EIA-485; TIA-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:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Low Current-Max:

    0.002 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

  • Receive Delay-Max:

    35 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    4 mA

  • Supply Voltage-Max:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • 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:

    30 ns

  • Width:

    3.9 mm

MAX3490AEGSA+ Frequently Asked Questions (FAQs)

  • The recommended PCB layout for the MAX3490AEGSA+ 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 bypass and to place it as close as possible to the VCC pin.
  • To ensure proper power-up and power-down of the MAX3490AEGSA+, it's recommended to follow a specific power-up sequence: VCC, then VDD, and then the digital inputs. During power-down, the sequence should be reversed. Additionally, it's recommended to use a power-on reset (POR) circuit to ensure the device is properly reset during power-up.
  • The maximum cable length supported by the MAX3490AEGSA+ 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 100 Mbps. It's recommended to use a cable with a characteristic impedance of 100 ohms and to follow proper termination and shielding techniques.
  • To troubleshoot issues with the MAX3490AEGSA+, it's recommended to follow a systematic approach: first, verify the power supply and clock signals, then check the digital inputs and outputs, and finally, use a logic analyzer or oscilloscope to debug the signal transmission. Additionally, it's recommended to consult the device's datasheet and application notes for specific troubleshooting guidelines.
  • Yes, the MAX3490AEGSA+ can be used in a hot-swap application, but it's recommended to follow specific guidelines to ensure safe and reliable operation. This includes using a hot-swap controller, implementing proper power sequencing, and ensuring that the device is properly reset during hot-swap events.

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MAX3490AEGSA+ 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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