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TCA4311DR - Texas Instruments

Description: HOT SWAPPABLE 2-WIRE BUS BUFFERS

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TCA4311DR - Texas Instruments PCB footprint - Other - Other - SOIC127P600X175-8N
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TCA4311DR - Texas Instruments  - 3D model - Other - SOIC127P600X175-8N
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TCA4311DR Details

  • Manufacturer Part Number:

    TCA4311DR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Not Recommended

  • Part Package Code:

    SOIC

  • Pin Count:

    8

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    3.9

  • Interface IC Type:

    BUS BUFFERS

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e4

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    1

  • Number of Functions:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.7 V

  • Supply Voltage-Nom:

    3.3 V

  • Surface Mount:

    YES

  • Technology:

    BICMOS

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    3.9 mm

TCA4311DR Frequently Asked Questions (FAQs)

  • The recommended operating voltage range for the TCA4311DR is 2.7V to 5.5V. However, it can operate down to 2.3V with reduced performance.
  • To ensure proper power-up and initialization, it is recommended to follow a power-up sequence of VCC, then SCL, and finally SDA. Also, the device should be reset by pulling the RESET pin low for at least 100 ns.
  • The TCA4311DR can support I2C bus frequencies up to 400 kHz. However, it is recommended to limit the frequency to 100 kHz for reliable operation.
  • To handle bus contention and arbitration, it is recommended to use a unique address for each TCA4311DR device on the I2C bus. The device also has a built-in arbitration mechanism that allows it to release the bus if another device is trying to access it.
  • The TCA4311DR can drive a maximum capacitive load of 400 pF on the I2C bus. Exceeding this limit may cause signal integrity issues and affect device operation.

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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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