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PCA9548APWR - Texas Instruments

Description: 8-CHANNEL I2C SWITCH WITH RESET

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PCA9548APWR - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - TSSOP-24
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PCA9548APWR - Texas Instruments  - 3D model - Small Outline Packages - TSSOP-24
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PCA9548APWR Details

  • Manufacturer Part Number:

    PCA9548APWR

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Active

  • Part Package Code:

    TSSOP

  • Pin Count:

    24

  • Country Of Origin:

    Malaysia

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.90

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    15

  • Interface IC Type:

    INTERFACE CIRCUIT

  • JESD-30 Code:

    R-PDSO-G24

  • JESD-609 Code:

    e4

  • Length:

    7.8 mm

  • Moisture Sensitivity Level:

    1

  • Number of Channels:

    8

  • Number of Functions:

    8

  • Number of Terminals:

    24

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE, THIN PROFILE, SHRINK PITCH

  • Peak Reflow Temperature (Cel):

    260

  • Qualification Status:

    Not Qualified

  • Seated Height-Max:

    1.2 mm

  • Supply Voltage-Max:

    5.5 V

  • Supply Voltage-Min:

    2.3 V

  • Supply Voltage-Nom:

    2.5 V

  • Surface Mount:

    YES

  • Technology:

    CMOS

  • Temperature Grade:

    INDUSTRIAL

  • Terminal Finish:

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

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    0.65 mm

  • Terminal Position:

    DUAL

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

    30

  • Width:

    4.4 mm

PCA9548APWR Frequently Asked Questions (FAQs)

  • The PCA9548APWR can support I2C bus frequencies up to 400 kHz, but it's recommended to operate at 100 kHz or lower for reliable operation.
  • Yes, the PCA9548APWR can be used as a level shifter for I2C signals, allowing you to translate between different voltage levels (e.g., 1.8V to 3.3V or 5V).
  • To configure the PCA9548APWR for multi-master I2C bus operation, you need to connect the INT pin to the interrupt input of the microcontroller, and use the I2C bus arbitration mechanism to resolve bus contention.
  • The PCA9548APWR can drive I2C bus capacitances up to 400 pF, but it's recommended to keep the bus capacitance as low as possible to ensure reliable operation.
  • Yes, the PCA9548APWR can be used to extend the distance of the I2C bus by repeating the signals and providing a buffer stage, allowing you to increase the bus length while maintaining signal integrity.

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PCA9548APWR 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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