Search tips
Showing 40 results View by: Thread Post Sort by

  • TCA9534A: TCA9534A with TMAG5273

    Part Number: TCA9534A Other Parts Discussed in Thread: TMAG5273 , , TCA9543A Tool/software: Hello, I am using the TMAG5273 Hall sensor and the 8-channel TCA9534A GPIO expander. I connected the Hall sensor's interrupt pin to a GPIO pin on the GPIO expander…

  • TCA9546A: TCA9534A

    TI Thinks Resolved
    Part Number: TCA9546A Other Parts Discussed in Thread: USB2ANY , TCA9539 TCA9546A is used with TCA9539, how to use USB2ANY for communication？ TCA9546 A2A1A0 connect to ground salve address0x70, how to understand control register??(need to config channel…

  • TCA9534: TCA9534A

    TI Thinks Resolved
    Part Number: TCA9534 How should I set it up so that P0 is configured as outputs. P1, P2,P3, P4, P5, P6 and P7 are configured as inputs.
    • Answered

  • TCA9554A: What's difference between TCA9554A and TCA9534A?

    Resolved
    Part Number: TCA9554A Other Parts Discussed in Thread: TCA9534A Hi team, My customer would like to know what's different between TCA9554A and TCA9534A? From simple comparison table, I can't judge their difference, so please advise. Thanks
    • Resolved

  • TCA9534A: PCA9534A and TCA9534A

    TI Thinks Resolved
    Part Number: TCA9534A Other Parts Discussed in Thread: PCA9534A , Hi Team, aside from the supply voltage we want to further understand the difference between PCA9534A and TCA9534A. Thank you.
    • Answered

  • TCA9534A: I2c addr issue 0x20(7bits) respond to 0x38(7bits)

    Resolved
    Part Number: TCA9534A Other Parts Discussed in Thread: TCA9538 , , TCA9534 Hello, I've on my board 2 tcs9534A and I try to discuss with them at adress 0x20 and 0x21 without any results. These adresses are in the datasheet page 19 table 2. I consults…
    • Resolved

  • TCA9534A: P-port voltage clarification

    Answer Suggested
    Part Number: TCA9534A Hello Guys, Good day. Our customer need some clarification on the Electrical characteristics P-port voltage. The P-port voltage is lower than VCC on data sheet Page6.　 e.g. IOH=-8mA VCC 1.65V MIN P-port voltage 1.2V Under what condition…
    • Answered

  • TCA9534A: Max. Current consumption

    Resolved
    Part Number: TCA9534A Hi, As we want to check the maximum power consumption for the device, we want to check the current consumption for T CA9534A. But only continuous current is mentioned in the datasheet. We want to know what is the max power that can…
    • Resolved

  • TCA9534A: Cannot turn on 2 LEDs at the same time

    Part Number: TCA9534A Hello, I'm currently in production to produce 30 boards that using TCA9534APWR parts from digikey. Most of them works well with the firmware. Just 1 board that has very strange behavior. Here is the schematic, The port polarity…

  • RE: PCA9534A: Any plan for EOL? Long life support

    WS, Thank you for your question. EOL plan has not been discussed for this part. Although older, the device is still used in the market and datasheet was recently updated as of March 2021. If the device were to EOL for some reason, drop-in is the newer…

Didn't find what you are looking for? Post a new question.