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MAX3440EESA+ - Analog Devices

Description: MAX3440EESA+, Line Transceiver, EIA/TIA-485, J1708, RS-485, RS-422 1 1 1 Differential, 4.75 → 5.25 V, 8-Pin SOIC

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MAX3440EESA+ - Analog Devices - PCB symbol
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MAX3440EESA+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - 8 SO-3
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MAX3440EESA+ - Analog Devices - 3D model - Small Outline Packages - 8 SO-3
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MAX3440EESA+ Details

  • Manufacturer Part Number:

    MAX3440EESA+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    8-SOIC_N-150_MIL

  • Package Description:

    ROHS COMPLIANT, 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:

    2002-11-18

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    8.5

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-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:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Low Current-Max:

    0.001 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:

    2000 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    30 mA

  • Supply Voltage-Max:

    5.25 V

  • Supply Voltage-Min:

    4.75 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • 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:

    2000 ns

  • Width:

    3.9 mm

MAX3440EESA+ Frequently Asked Questions (FAQs)

  • A good PCB layout practice for the MAX3440EESA+ is to keep the analog and digital grounds separate, use a solid ground plane, and keep the input and output traces short and away from each other. Additionally, use a common-mode choke or ferrite bead on the input lines to filter out high-frequency noise.
  • To ensure proper power and decoupling, use a high-quality, low-ESR capacitor (e.g., 10uF ceramic) between the VCC and GND pins, and a smaller capacitor (e.g., 100nF) between the AVCC and AGND pins. Also, use a separate power plane for the analog and digital supplies, and keep the power traces short and wide.
  • The maximum cable length that can be driven by the MAX3440EESA+ depends on the cable type, frequency, and signal amplitude. As a general rule, the MAX3440EESA+ can drive up to 100 meters of Category 5e or Category 6 cable at 100Mbps. However, it's recommended to consult the cable manufacturer's specifications and perform signal integrity simulations to determine the maximum cable length for a specific application.
  • To troubleshoot common issues with the MAX3440EESA+, start by checking the power supply and decoupling, ensuring that the device is properly powered and decoupled. Next, verify that the input signals are within the specified range and that the device is properly configured. Use an oscilloscope to check the output signal levels and waveforms, and consult the datasheet and application notes for troubleshooting guides and FAQs.
  • Yes, the MAX3440EESA+ can be used in a hot-swap or hot-plug application, but it requires proper power sequencing and protection to prevent damage to the device. Use a power sequencer or a hot-swap controller to ensure that the device is powered up and down correctly, and add protection circuitry such as TVS diodes or surge protectors to prevent voltage spikes and surges.

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MAX3440EESA+ 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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