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  • PCA9548A: PCA9548A I2C switch control register and device probe

    Part Number: PCA9548A Hi Sir, I want to know how to directly using i2c-tool command control register to access sensors through I2C switch? I can probe I2C switch(PCA9548A) and get address (0x71) currently. Because of PCA9548A driver seems not probe in my…

  • PCA9548A: PCA9548A, ISO450/ISO451 SCL/SDA status when the chip is power down or reset

    Part Number: PCA9548A Dear team, Could you please help to check what is the status of SCL and SDA of PCA9548A, ISO450/ISO451 when device is in power down mode or /reset pin pull low. Are they high impendence? Or pull-down? Thanks. B.R. Zhizhao
    • Answered

  • PCA9548A: Voltage translation between 1.8V and 3.3V consult

    Resolved
    Part Number: PCA9548A Hi Team, Customer is consulting that whether our PCA9548A can support voltage-level translation between 1.8V and 3.3V? If yes, why our D/S typical application part and recommended operating condition doesn't contain 1.8V range?…
    • Resolved
    • Answered

  • PCA9548A: PCA9548A – To replace PCA9547 (NXP)

    Resolved
    Part Number: PCA9548A Other Parts Discussed in Thread: TCA9548A May I know what different between PCA9547(NXP) and PCA9548A(TI)? Does it P2P compatible? Could you share the comparison table? Thanks BR, Gary
    • Resolved

  • PCA9548A: VCC selection

    Part Number: PCA9548A Hi I am planning to use : PCA9548A. In that SDA/SCL is at 3.3V level and the SD0/SC0-SD7/SC7 is at 5V.Can you please suggest what could be the voltage level of VCC(3.3V or 5V)? Regards, Jenitt
    • Answered

  • PCA9548A: PCA9548A with 1.8v or TXS0108

    Resolved
    Part Number: PCA9548A Other Parts Discussed in Thread: TCA9548A Hi team, We want to check whether the PCA9548A can support the two structures below. structure 1, remove the TXS0108 circuit and just connect the PCA9548A to 1.8v side with 4.7k pull up resistors…
    • Resolved
    • Answered

  • PCA9548A: PCA9548A Address change

    Resolved
    Part Number: PCA9548A Hi all, Since the address of PCA9548A is hardware decided. Our customer is asking that could they change the address dynamically after power on or reset? Will it have any problem? Thank you for your help.
    • Resolved
    • Answered

  • PCA9548A: Pull-up calculation

    Resolved
    Part Number: PCA9548A Other Parts Discussed in Thread: PCA9534 Hi, We have a design that uses two levels of PCA9548A mux. i.e Processor--PU--PCA9548A--PU--PCA9548A--PU--I2C_peripheral \-PU--PCA9548A--PU--I2C_peripheral Where PU is the Pull…
    • Resolved

  • PCA9548A: PCA9548A reset

    Part Number: PCA9548A Hi Team Good day ! My customer use the PCA9548A as the IIC switch , in their application , they found that , after the power on , the device work fine , It can work with the configuration , after they switch the channel and communicate…

  • PCA9548A: Can I connect two more slaves on one of the output channels of this chip ?

    TI Thinks Resolved
    Part Number: PCA9548A Hello, I am planning to use PCA9548A for connecting 8 USB type c CC controllers on this chip. Hoping to add one more slave on each output channel in addition to CC controller, may be MCU I2C on terminal side of my device Question…

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