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  • 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
    • 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: 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.

  • 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…
    • Answered

  • The difference between TCA9534A and TCA9534

    Resolved
    Part Number: TCA9534A Other Parts Discussed in Thread: TCA9534 , Dear colleague, Our customer are concerned about the difference between TCA9534A and TCA9534. I check the datasheet, I don't find the obvious difference. Best Regards, Rock Su
    • Resolved
    • Answered

  • TCA9534A: TCA9534A application and spec clarification

    Resolved
    Part Number: TCA9534A Other Parts Discussed in Thread: TCA9554A 1) We expected to use IO 0-7 to control LED, which part is suggested by TI? TCA9534A or TCA9554A 2) Does TI suggest that I/O port connect to LED directly? 3) Check datasheet, TCA9554A embedded…
    • Resolved

  • TCA9534: what is different for TCA9534/TCA9534A/PCA9534?

    TI Thinks Resolved
    Part Number: TCA9534 Other Parts Discussed in Thread: , PCA9534 Hi Sir what is different for TCA9534/TCA9534A/PCA9534?

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