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LTC2861CGN#PBF - Analog Devices

Description: 20Mbps RS485 Transceivers with Integrated Switchable Termination

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LTC2861CGN#PBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2861CGN#PBF - Analog Devices PCB footprint - Small Outline Packages - Small Outline Packages - GN Package 16-Lead Plastic SSOP (Narrow 0.150)
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LTC2861CGN#PBF - Analog Devices - 3D model - Small Outline Packages - GN Package 16-Lead Plastic SSOP (Narrow 0.150)
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LTC2861CGN#PBF Details

  • Manufacturer Part Number:

    LTC2861CGN#PBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    0.150 INCH, LEAD FREE, PLASTIC, SSOP-16

  • Pin Count:

    16

  • Manufacturer Package Code:

    05-08-1641 (GN16)

  • 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:

    R-PDSO-G16

  • JESD-609 Code:

    e3

  • Length:

    4.8895 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    70 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SSOP

  • Package Equivalence Code:

    SSOP16,.25

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Receive Delay-Max:

    70 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 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:

    COMMERCIAL

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.635 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    50 ns

  • Width:

    3.899 mm

LTC2861CGN#PBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2861CGN involves keeping the analog and digital grounds separate, using a solid ground plane, and placing the device close to the power supply. Additionally, it's recommended to use a 4-layer PCB with a dedicated layer for the analog signals, and to minimize the length of the traces connecting the device to the power supply and load.
  • To ensure proper thermal management, it's recommended to provide a thermal pad on the PCB under the device, and to use a heat sink if the device is expected to dissipate more than 1W of power. The thermal pad should be connected to a solid ground plane to help dissipate heat. Additionally, the device should be placed in a well-ventilated area to prevent overheating.
  • The recommended input capacitor value for the LTC2861CGN is 10uF to 22uF, with a low ESR (Equivalent Series Resistance) and a voltage rating of at least 2x the input voltage. A ceramic or film capacitor is recommended, as they have lower ESR and are more suitable for high-frequency switching converters.
  • To troubleshoot issues with the LTC2861CGN, start by checking the PCB layout and ensuring that it meets the recommended layout guidelines. Next, verify that the input and output capacitors are properly selected and installed. Use an oscilloscope to check for oscillations or ringing on the output voltage, and ensure that the device is properly decoupled from the power supply. If the issue persists, consult the datasheet and application notes for further guidance.
  • The LTC2861CGN is rated for operation up to 125°C, but it's recommended to derate the device's power dissipation and output current at high temperatures to prevent overheating. Consult the datasheet and application notes for guidance on using the device in high-temperature environments.

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LTC2861CGN#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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