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  • TCA9544A: TCA9544A

    Part Number: TCA9544A Tool/software: Is there a demo board available for this part? Please may I talk to an application engineer for this part? I am located in Irvine, CA and please may I receive local support for this part. Thanks, Jay

  • TCA9544A: TCA9544A

    Part Number: TCA9544A Tool/software: Hi, my name is Shyam from India. I am using a tca9544a mux, I have three mux's on my board, one of them fails to start when I restart the board. The address of the three mux's is different. thankS, SHYAM
    • Answered

  • TCA9544A: TCA9544APWR 2V5 to 3V3 voltage translation

    Resolved
    Part Number: TCA9544A Tool/software: Hello, Can I use TCA9544APWR as voltage translator from 2V5(VDPUM=2V5) to 3V3 / 2V5 (VDPU0=2V5 , VDPU1=3V3 , VDPU2=3V3 , VDPU3=2V5) ? Best regards, Mirel
    • Resolved

  • TCA9544A: COMMUNICATION WITH DAC

    TI Thinks Resolved
    Part Number: TCA9544A Other Parts Discussed in Thread: DAC53204 Hi, We are using TCA9544APWR I2C Mux in our design, which receives the I2C master lines from FTDI module UMFT4222EV-D. From the MUX, we are controlling the DAC53204 devices through I2C lines…

  • TCA9544A: There are steps in the rising waveform

    TI Thinks Resolved
    Part Number: TCA9544A Dear Specialists, My customer is evaluating TCA9544A and has a question. I would be grateful if you could advise. --- A step was observed in the rising edge of the I2C1_SCL (TCA9544 pin 18) and I2C1_SDA (TCA9544 pin 19) signals. …

  • TCA9544A: Difference between Mux and Switch

    TI Thinks Resolved
    Part Number: TCA9544A Other Parts Discussed in Thread: TCA9545A Hi Dear, what is the difference between IIC switch and mux? If multiple IIC devices on the board have the same address, which type of material should I choose to resolve the conflict
    • Answered

  • TCA9544A: 2-channel I2C-bus master arbiter

    Resolved
    Part Number: TCA9544A Other Parts Discussed in Thread: TS3A5223 Hi team. Do we have 2-channel I2C-bus master arbiter like PCA9641? Thanks!
    • Resolved
    • Answered

  • TCA9544A: I2C Rise/Fall time measurement timing

    Resolved
    Part Number: TCA9544A Hi I have a question on the measurement points for I2C rise/fall time of TCA9544A. In the spec, it says the rise/fall time is between 0.3Vcc and 0.7Vcc. I have captured the I2C waveform and the base of the waveform is at 517mV. …
    • Resolved

  • TCA9544A: Output Voltage

    TI Thinks Resolved
    Part Number: TCA9544A Hi, Good Day. Since only VIL and VIH values are available for the current IC, need the details for VOH and VOL for circuit analysis. Please advise. Thank you very much. Best Regards, Ray Vincent
    • Answered

  • TCA9544A: Questions of TCA9544A

    Resolved
    Part Number: TCA9544A Dear Team, Do we have any suitable solution can replace NXP PCA9560? Many Thanks, Jimmy
    • Resolved

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