Part Image

THVD1449DR - Texas Instruments

Description: RS-422/RS-485 Interface IC

Download THVD1449DR Model
Schematic
symbols
Schematic symbol is unavailable for download
PCB
footprints
PCB footprint is unavailable for download
3D
models
3D model is unavailable for download
PCB Footprints
THVD1449DR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - D
click to zoom
3D Models
THVD1449DR - Texas Instruments  - 3D model - Small Outline Packages - D
click to zoom

THVD1449DR Details

  • Manufacturer Part Number:

    THVD1449DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Additional Feature:

    ALSO OPERATES AT 5V NOM

  • Differential Output:

    YES

  • Driver Number of Bits:

    1

  • High Level Input Current-Max:

    0.000005 A

  • 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:

    3

  • 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:

    DIFFERENTIAL

  • Output Low Current-Max:

    0.004 A

  • Output Polarity:

    COMPLEMENTARY

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Receive Delay-Max:

    110 ns

  • Receiver Number of Bits:

    1

  • Seated Height-Max:

    1.75 mm

  • Supply Current-Max:

    5 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

  • 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

THVD1449DR Frequently Asked Questions (FAQs)

  • A good PCB layout for THVD1449DR involves keeping the input and output traces short and away from each other, using a solid ground plane, and placing decoupling capacitors close to the device. TI provides a recommended layout in the datasheet and application notes.
  • To ensure reliable operation in high-temperature environments, ensure proper heat sinking, use a thermal pad or thermal interface material, and follow the recommended operating conditions and thermal design guidelines in the datasheet.
  • Key considerations for EMI and ESD protection include using a shielded cable, minimizing trace lengths, adding EMI filters, and following proper PCB layout and grounding techniques. TI also recommends using ESD protection devices and following the IEC 61000-4-2 standard.
  • To troubleshoot issues with THVD1449DR, use oscilloscopes and logic analyzers to analyze signal integrity, check for signal reflections, and verify proper termination and impedance matching. Also, review the datasheet and application notes for guidance on signal integrity and data transmission.
  • When using THVD1449DR in a system with multiple voltage domains, ensure proper voltage translation and level shifting, and follow the recommended voltage sequencing and power-up procedures to avoid damage or malfunction.

Trust Checks

This model has been provided by community users.
Community Provided
This model has been verified by system checks.
System Verified
This model has been reviewed by community users.
Community Approved
Sponsored

THVD1449DR Overview

Use the download button to access the THVD1449DR schematic symbol, PCB footprint, and 3D model.
To find more CAD model downloads similar to this part, try a partial part number search, like THVD1, or try a keyword search, such as Line Driver or Receivers

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.

Parts related to THVD1449DR

Showing 0 results