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LTC2857HMS8-2#PBF - Analog Devices

Description: 20Mbps and Slew Rate Limited 15kV RS485/RS422 Transceiver , 25 mV ,4.5V ~ 5.5V ,-40°C ~ 125°C

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LTC2857HMS8-2#PBF - Analog Devices - PCB symbol
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LTC2857HMS8-2#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP_2025-1.2
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LTC2857HMS8-2#PBF - Analog Devices - 3D model - Small Outline Packages - MS8 Package 8-Lead Plastic MSOP_2025-1.2
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LTC2857HMS8-2#PBF Details

  • Manufacturer Part Number:

    LTC2857HMS8-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    LEAD FREE, PLASTIC, MSOP-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1660

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-485-A; TIA-485-A; EIA-422

  • JESD-30 Code:

    S-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    3 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.1 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    4.5 V

  • Supply Voltage-Nom:

    5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Transmit Delay-Max:

    1500 ns

  • Width:

    3 mm

LTC2857HMS8-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2857HMS8-2#PBF 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 low-ESR capacitor for the VCC pin and to decouple the VCC pin with a 0.1uF capacitor.
  • To ensure reliable operation of the LTC2857HMS8-2#PBF in high-temperature environments, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device away from heat sources. Additionally, the device should be operated within its specified temperature range (-40°C to 125°C).
  • The maximum allowable voltage on the input pins of the LTC2857HMS8-2#PBF is 5.5V. Exceeding this voltage can cause damage to the device. It's recommended to use voltage limiting resistors or clamping diodes to prevent overvoltage conditions.
  • To troubleshoot issues with the LTC2857HMS8-2#PBF, start by verifying the power supply voltage, checking for proper PCB layout and component placement, and ensuring that the device is operated within its specified temperature range. Use an oscilloscope to check for oscillations or incorrect output voltage, and consult the datasheet and application notes for guidance on troubleshooting specific issues.
  • Yes, the LTC2857HMS8-2#PBF can be used in a switching regulator application. However, it's essential to follow proper design practices, such as using a suitable inductor, selecting the correct output capacitor, and ensuring that the device is operated within its specified frequency range (100kHz to 1MHz). Consult the datasheet and application notes for guidance on designing a switching regulator with the LTC2857HMS8-2#PBF.

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LTC2857HMS8-2#PBF 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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