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TCA6408PW - Texas Instruments

Description: TCA6408PW, I/O Expander TSSOP

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TCA6408PW - Texas Instruments PCB footprint - Small Outline Packages - Small Outline Packages - PW0016A
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TCA6408PW - Texas Instruments  - 3D model - Small Outline Packages - PW0016A
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TCA6408PW Details

  • Manufacturer Part Number:

    TCA6408PW

  • Brand Name:

    Texas Instruments

  • Pbfree Code:

    No

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    TSSOP

  • Package Description:

    GREEN, PLASTIC, TSSOP-16

  • Pin Count:

    16

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Manufacturer:

    Texas Instruments

  • YTEOL:

    0

  • Clock Frequency-Max:

    0.4 MHz

  • JESD-30 Code:

    R-PDSO-G16

  • JESD-609 Code:

    e4

  • Length:

    5 mm

  • Moisture Sensitivity Level:

    1

  • Number of Bits:

    8

  • Number of I/O Lines:

    8

  • Number of Ports:

    1

  • Number of Terminals:

    16

  • Operating Temperature-Max:

    85 °C

  • Operating Temperature-Min:

    -40 °C

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    TSSOP

  • Package Equivalence Code:

    TSSOP16,.25

  • 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:

    1.65 V

  • Supply Voltage-Nom:

    1.8 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

  • uPs/uCs/Peripheral ICs Type:

    PARALLEL IO PORT, GENERAL PURPOSE

TCA6408PW Frequently Asked Questions (FAQs)

  • The TCA6408PW can support I2C clock frequencies up to 400 kHz, but it's recommended to limit it to 100 kHz for reliable operation.
  • The TCA6408PW has an internal POR circuit that resets the device during power-up. To handle POR, ensure that the VCC pin is powered up monotonically and that the I2C bus is not driven during power-up. Also, wait for at least 1 ms after power-up before initiating I2C communication.
  • The recommended pull-up resistor value for the I2C bus is between 1 kΩ and 10 kΩ, depending on the bus capacitance and operating frequency. A higher value may be required for longer buses or higher frequencies.
  • Yes, the TCA6408PW can be used as a level translator between 3.3V and 5V logic levels. However, ensure that the VCC pin is connected to the higher voltage level (5V) and that the input signals are within the recommended input voltage range.
  • The TCA6408PW has a thermal shutdown feature that disables the device when the junction temperature exceeds 150°C. To handle thermal shutdown, ensure good thermal design and heat dissipation, and monitor the device temperature using an external temperature sensor if necessary.

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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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