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LTC2857HDD-2#PBF - Analog Devices

Description: 20Mbps and Slew Rate Limited 15kV RS485/RS422 Transceiver

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LTC2857HDD-2#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2857HDD-2#PBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DD Package 8-Lead Plastic DFN (3mm × 3mm) (Reference LTC DWG # 05-08-1698 Rev C)
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3D Models
LTC2857HDD-2#PBF - Analog Devices - 3D model - Small Outline No-lead - DD Package 8-Lead Plastic DFN (3mm × 3mm) (Reference LTC DWG # 05-08-1698 Rev C)
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LTC2857HDD-2#PBF Details

  • Manufacturer Part Number:

    LTC2857HDD-2#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    3 X 3 MM, LEAD FREE, PLASTIC, MO-229WEED-1, DFN-8

  • Pin Count:

    8

  • Manufacturer Package Code:

    05-08-1698

  • 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-N8

  • 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:

    HVSON

  • Package Shape:

    SQUARE

  • Package Style:

    SMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILE

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    0.8 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:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    1500 ns

  • Width:

    3 mm

LTC2857HDD-2#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2857HDD-2#PBF involves keeping the analog and digital grounds separate, using a solid ground plane, and minimizing the length of the traces between the IC and the capacitors. Additionally, it's recommended to use a 4-layer PCB with a dedicated power plane and a dedicated ground plane.
  • To ensure the reliability of the LTC2857HDD-2#PBF in high-temperature applications, it's essential to follow proper thermal management practices, such as providing adequate heat sinking, using a thermally conductive PCB material, and keeping the IC away from heat sources. Additionally, it's recommended to derate the IC's power dissipation according to the temperature derating curve provided in the datasheet.
  • Potential sources of noise and interference in the LTC2857HDD-2#PBF include electromagnetic interference (EMI), radio-frequency interference (RFI), and power supply noise. These can be mitigated by using shielding, filtering, and decoupling capacitors, as well as keeping the IC away from noise sources and using a low-noise power supply.
  • To troubleshoot issues with the LTC2857HDD-2#PBF, start by verifying the power supply voltage, checking the input and output voltages, and ensuring that the IC is properly configured. Use an oscilloscope to check for oscillations or noise on the output, and consult the datasheet and application notes for guidance on troubleshooting specific issues.
  • When using the LTC2857HDD-2#PBF in a system with multiple power domains, it's essential to ensure that the IC is properly isolated from the other power domains to prevent noise and interference. This can be achieved using isolation techniques such as optocouplers, transformers, or isolated DC-DC converters.

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LTC2857HDD-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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