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LTC2855HDE#TRPBF - Analog Devices

Description: n Integrated, Logic-Selectable 120Ω Termination Resistor n 3.3V Supply Voltage n 20Mbps Maximum Data Rate n No Damage or Latchup Up to ±25kV HBM n High Input Impedance Supports 256 Nodes (C-, I-Grade) n Operation Up to 125°C (H-Grade) n Guaranteed Failsafe Receiver Operation Over the Entire Common Mode Range n Current Limited Drivers and Thermal Shutdown n Delayed Micropower Shutdown: 5µA Maximum (C-, I-Grade) n Power Up/Down Glitch-Free Driver Outputs n Low Operating Current: 370µA Typical in Re

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PCB Footprints
LTC2855HDE#TRPBF - Analog Devices PCB footprint - Small Outline No-lead - Small Outline No-lead - DE/UE Package 12-Lead Plastic DFN (4mm × 3mm) (Reference LTC DWG # 05-08-1695 Rev D)
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3D Models
LTC2855HDE#TRPBF - Analog Devices  - 3D model - Small Outline No-lead - DE/UE Package 12-Lead Plastic DFN (4mm × 3mm) (Reference LTC DWG # 05-08-1695 Rev D)
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LTC2855HDE#TRPBF Details

  • Manufacturer Part Number:

    LTC2855HDE#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    4 X 3 MM, LEAD FREE, PLASTIC, M0-229WGED, DFN-12

  • Pin Count:

    12

  • Manufacturer Package Code:

    05-08-1695

  • 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

  • JESD-30 Code:

    R-PDSO-N12

  • JESD-609 Code:

    e3

  • Length:

    4 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    12

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVSON

  • Package Equivalence Code:

    SOLCC12,.12,20

  • Package Shape:

    RECTANGULAR

  • 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:

    3.6 V

  • Supply Voltage-Min:

    3 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3 mm

LTC2855HDE#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2855HDE 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. A 4-layer PCB with a dedicated ground plane is recommended.
  • To ensure stability, make sure to follow the recommended component values and PCB layout guidelines. Also, ensure that the input and output capacitors are of high quality and have low ESR. Additionally, the feedback resistors should be chosen to ensure a stable gain margin.
  • The LTC2855HDE is rated for operation from -40°C to 125°C. However, the maximum ambient temperature range may be limited by the specific application and the thermal design of the system.
  • Yes, the LTC2855HDE is suitable for high-reliability and aerospace applications. However, it is essential to follow the recommended design and manufacturing guidelines to ensure the required level of reliability and performance.
  • To troubleshoot issues with the LTC2855HDE, start by checking the power supply voltage, input and output voltages, and the feedback loop. Use an oscilloscope to check for oscillations or noise on the output. Also, verify that the component values and PCB layout meet the recommended guidelines.

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LTC2855HDE#TRPBF 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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