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THVD1429DT - Texas Instruments

Description: 3.3-V to 5-V RS-485 transceiver with surge protection

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THVD1429DT - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D0008A
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THVD1429DT - Texas Instruments  - 3D model - Small Outline Packages - D0008A
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THVD1429DT Details

  • Manufacturer Part Number:

    THVD1429DT

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Date Of Intro:

    2018-12-16

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • 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-G8

  • JESD-609 Code:

    e4

  • Length:

    4.905 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Out Swing-Min:

    1.5 V

  • Output Characteristics:

    3-STATE

  • Output Low Current-Max:

    0.008 A

  • Output Polarity:

    TRUE

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    45 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    3 mA

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    3 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:

    BICMOS

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag)

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Transmit Delay-Max:

    25 ns

  • Width:

    3.895 mm

THVD1429DT Frequently Asked Questions (FAQs)

  • A 4-layer PCB with a solid ground plane and a separate power plane is recommended. Keep the input and output traces short and away from each other to minimize noise and crosstalk.
  • Use a thermal pad or thermal interface material to improve heat dissipation. Ensure good airflow and avoid blocking airflow around the device. Follow the recommended operating conditions and derating guidelines.
  • Omitting or using incorrect capacitors can lead to instability, oscillations, or reduced performance. Always use the recommended capacitors to ensure proper operation and stability.
  • While possible, it's not recommended. The THVD1429DT is designed for isolated applications. Using it in a non-isolated setup may compromise safety and performance. Consider alternative devices for non-isolated applications.
  • Check the power supply, input/output connections, and PCB layout. Verify that the device is operated within the recommended conditions. Use oscilloscopes and logic analyzers to debug signal integrity issues.

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THVD1429DT Overview

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About Texas Instruments

Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.

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