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MAX3491EESD+ - Analog Devices

Description: MAX3491EESD+, Line Transceiver, RS-485, RS-422 15Mbit/s Differential, 3.3V, 14-Pin SOIC

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MAX3491EESD+ - Analog Devices - PCB symbol
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PCB Footprints
MAX3491EESD+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MAX 14 SO
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3D Models
MAX3491EESD+ - Analog Devices - 3D model - Small Outline Packages - MAX 14 SO
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MAX3491EESD+ Details

  • Manufacturer Part Number:

    MAX3491EESD+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    14-SOIC_N-150_MIL

  • Package Description:

    SO-14

  • Pin Count:

    14

  • Manufacturer Package Code:

    14-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

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-422; EIA-485

  • JESD-30 Code:

    R-PDSO-G14

  • JESD-609 Code:

    e3

  • Length:

    8.65 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    14

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °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:

    SOP14,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • 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

  • 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

MAX3491EESD+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX3491EESD+ involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the connector to minimize trace lengths. Additionally, using a shielded cable and connector can help reduce EMI.
  • The MAX3491EESD+ requires a single 3.3V power supply, and it's recommended to power the device before applying any signals to the inputs. The power supply should be clean and well-regulated, with a minimum of 100nF decoupling capacitor between VCC and GND.
  • The MAX3491EESD+ can support cable lengths up to 100 meters, but signal integrity may be affected by longer cable lengths. It's recommended to use a shielded cable and to follow proper termination and impedance matching techniques to minimize signal degradation.
  • The MAX3491EESD+ can be configured for different data rates by adjusting the internal clock frequency and the transmit and receive clock dividers. However, the maximum data rate is limited to 100Mbps, and the device may not support all possible data rates due to internal clock frequency limitations.
  • The MAX3491EESD+ has a maximum junction temperature of 150°C, and it's recommended to keep the device temperature below 125°C for reliable operation. Proper thermal management involves using a heat sink, ensuring good airflow, and minimizing power consumption.

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MAX3491EESD+ 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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