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LTC2873HUFD#TRPBF - Analog Devices

Description: Single-Bus RS485/RS232 Multiprotocol Transceiver with Switchable Termination

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LTC2873HUFD#TRPBF - Analog Devices - PCB symbol
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PCB Footprints
LTC2873HUFD#TRPBF - Analog Devices PCB footprint - Quad Flat No-Lead - Quad Flat No-Lead - UFD Package 24-Lead Plastic QFN (4mm × 5mm)_1
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3D Models
LTC2873HUFD#TRPBF - Analog Devices - 3D model - Quad Flat No-Lead - UFD Package 24-Lead Plastic QFN (4mm × 5mm)_1
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LTC2873HUFD#TRPBF Details

  • Manufacturer Part Number:

    LTC2873HUFD#TRPBF

  • Brand Name:

    Analog Devices Inc

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Package Description:

    QFN-24

  • Pin Count:

    24

  • Manufacturer Package Code:

    05-08-1696

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.01

  • Manufacturer:

    Analog Devices Inc

  • YTEOL:

    10

  • Additional Feature:

    CAN ALSO BE CONFIGURED AS RS-485/422 TRANSCEIVER

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • Input Characteristics:

    DIFFERENTIAL SCHMITT TRIGGER

  • Interface IC Type:

    LINE TRANSCEIVER

  • Interface Standard:

    EIA-232

  • JESD-30 Code:

    R-PQCC-N24

  • JESD-609 Code:

    e3

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    HVQCCN

  • Package Shape:

    RECTANGULAR

  • Package Style:

    CHIP CARRIER, HEAT SINK/SLUG, VERY THIN PROFILE

  • Receive Delay-Max:

    200 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    0.8 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    1.7 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:

    CMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn)

  • Terminal Form:

    NO LEAD

  • Terminal Pitch:

    0.5 mm

  • Terminal Position:

    QUAD

  • Transmit Delay-Max:

    3000 ns

  • Width:

    4 mm

LTC2873HUFD#TRPBF Frequently Asked Questions (FAQs)

  • A good PCB layout for the LTC2873HUFD#TRPBF 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 board 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 reliable operation over the full temperature range, it's essential to follow proper thermal design and layout guidelines. This includes providing adequate heat sinking, using a thermally conductive PCB material, and keeping the device away from heat sources. Additionally, it's recommended to derate the device's power dissipation according to the ambient temperature.
  • Using a lower or higher input voltage than the recommended 3.3V or 5V may affect the device's performance and reliability. A lower input voltage may reduce the device's output current capability, while a higher input voltage may increase power dissipation and reduce the device's lifespan. It's recommended to consult the datasheet and application notes for specific guidance on input voltage tolerance.
  • To troubleshoot issues with the device's I2C interface, start by verifying the I2C bus voltage and frequency, and ensuring that the device is properly addressed. Check for bus contention, and verify that the I2C clock and data lines are properly terminated. Use an oscilloscope or logic analyzer to capture the I2C bus signals and verify that they meet the I2C specification.
  • The LTC2873HUFD#TRPBF has built-in ESD protection diodes on all pins, which can withstand up to 2kV of ESD per the Human Body Model (HBM). To prevent latch-up, it's recommended to follow proper PCB design and layout guidelines, and to ensure that the device is powered up and down slowly to prevent voltage overshoots.

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LTC2873HUFD#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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