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MAX14854GWE+ - Analog Devices

Description: 2.75kVRMS Isolated 500kbps/25Mbps Full-Duplex RS-485/RS-422 Transceivers with ±35kV ESD Protection

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MAX14854GWE+ - Analog Devices - PCB symbol
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MAX14854GWE+ - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - (RI-16-1) [SOIC_IC]cdd
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MAX14854GWE+ - Analog Devices - 3D model - Small Outline Packages - (RI-16-1) [SOIC_IC]cdd
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MAX14854GWE+ Details

  • Manufacturer Part Number:

    MAX14854GWE+

  • Brand Name:

    Analog Devices Inc

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    16-SOIC_W-300_MIL

  • Package Description:

    SOIC-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    16-SOIC_W-300_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:

    2016-11-02

  • 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-485; TIA-485

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    10.3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    105 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.004 A

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Equivalence Code:

    SOP16,.4

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    1040 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    2.65 mm

  • Supply Current-Max:

    12.5 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.71 V

  • Supply Voltage-Nom:

    3.3 V

  • Supply Voltage1-Max:

    5.5 V

  • Supply Voltage1-Min:

    3 V

  • Supply Voltage1-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:

    240 ns

  • Width:

    7.5 mm

MAX14854GWE+ Frequently Asked Questions (FAQs)

  • A good PCB layout for the MAX14854GWE+ involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the device and the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure reliable communication over the RS-485 bus, make sure to use a twisted-pair cable, keep the cable length within the recommended specifications, and use a common mode choke to reduce electromagnetic interference (EMI). Additionally, ensure that the transmitter and receiver are properly terminated and that the bus is not overloaded.
  • The maximum cable length supported by the MAX14854GWE+ depends on the data rate and the cable characteristics. As a general rule, the maximum cable length is 4000 feet (1219 meters) at a data rate of 100 kbps, and 1000 feet (305 meters) at a data rate of 1 Mbps. However, it's recommended to consult the datasheet and perform tests to determine the maximum cable length for a specific application.
  • To handle hot swapping of devices on the RS-485 bus, use a hot-swap controller or a device with built-in hot-swap capability, such as the MAX14854GWE+. This will ensure that the bus is not damaged during the hot-swap process. Additionally, use a bus repeater or a bus buffer to isolate the devices and prevent reflections on the bus.
  • The recommended power-up sequence for the MAX14854GWE+ is to power up the VCC supply first, followed by the VIO supply. This ensures that the device is properly initialized and configured before the I/Os are enabled.

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MAX14854GWE+ 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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