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  • TCA9534: Can be TCA9534 used with TCAL9539 using same I2C bus with 1MHz data rate?

    TI Thinks Resolved
    Part Number: TCA9534 Other Parts Discussed in Thread: TCAL9539 , TCA9535 , TCA9543A , TMUX136 Tool/software: Hello guys, One of my customers is considering using TCA9534 for their new products. At this moment, they have the following question. Could you…

  • TCA9534: Integrated TVS Diode

    TI Thinks Resolved
    Part Number: TCA9534 Hello Expert, We are using TCA9534PWR, TCA9535PWR now. When we checked block diagram, we can't find TVS Diode internally. Do these devices have some TVS Diode internally? I f not, do you have any recommended part which is integrated…

  • 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.

  • TCA9534: must configure again before writing IO

    Part Number: TCA9534 Hello, I am using tca9534 as my IO expansion port to control a digital tube, now I have configured all the IO ports as output ports, I can set these IO ports to the number I want, I have read the datasheet of tca9534, I only need…
    • Answered

  • TCA9534: Unable to Drive the IO Expander TCA9534PWR from microcontroller TM4C1294ncpdt using I2C4

    Resolved
    Part Number: TCA9534 Other Parts Discussed in Thread: TM4C1294NCPDT , Unable to Drive the IO Expander TCA9534PWR from microcontroller TM4C1294ncpdt using I2C4. I have Initialised the I2C4 and am trying to configure the Io expander TCA9534 as output. But…
    • Resolved
    • Answered

  • TCA9534: Low-level input voltage max

    Resolved
    Part Number: TCA9534 Hi team, I would like to ask about the Low-level input max voltage of TCA9534PWR. I see in the datasheet there are 2 Low-level input max voltage corresponding to 2 Vcc range: So when I supply Vcc = 3.3V, what is the Low-level input max…
    • Resolved

  • TCA9534: Is it possible for the TCA9534DWR to remember a sequence of bits ?

    TI Thinks Resolved
    Part Number: TCA9534 Other Parts Discussed in Thread: TCAL6416 Hello, I am working for CLEARSY, a company specialized in creating safety systems such as electronic cards for train. In order for you to understand a bit more my problem, here are some details…

  • TCA9534: Detailed Register Spec for TCA9534

    Answer Suggested
    Part Number: TCA9534 Sir, I request a detailed register map specification for the the GPIO Expander TCA9534. We are attempting to control the GPIOs from a Raspberry PI. Thanks, Rajesh

  • TCA9534: Cannot detect TCA9534 by I2c

    Part Number: TCA9534 Other Parts Discussed in Thread: TCA6408A , Hi team, My customer is using our TCA9534 at their new design since the shortage of TCA6408A, and have the problem that we cannot detect TCA9534 via I2C . According to their previous experience…

  • TCA9534: output low level

    Answer Suggested
    Part Number: TCA9534 Hi team, Can I configure the default output low level?When I set it to output, can I directly output low level? Thank you very much for your help. Best regards,

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