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  • TCA9802: Any negative impact on B side when A side pins are left floating

    Resolved
    Part Number: TCA9802 Other Parts Discussed in Thread: TCA9511A Tool/software: Please fined the attached figure. I want to place TCA9802 on Sub Board with a slave IC mounted on B side. In debug phase of the slave IC... Debug board will be connected on A…
    • Resolved

  • TCA9802: TCA9802 leakage current problem

    TI Thinks Resolved
    Part Number: TCA9802 Could you explan input leakage current of SDAA, SCLA ? 1. When VI = VCCA =0 , EN = GND 2. When VI >VCCA, EN = GND 3. When VI <VCCA, EN = GND Will the leakage change when EN is connect to a very high resistance to GND?

  • TCA9802: I/O support Open drain?

    TI Thinks Resolved
    Part Number: TCA9802 Hi Team, Good day. I am posting this inquiry on behalf of the customer. TCA9802 is this voltage I2C level translator with I/O support Opendrain? Please confirm for me, Iam planning to use the above-shared part in my design, need to…

  • TCA9802: Propagation delay on data and clock

    TI Thinks Resolved
    Part Number: TCA9802 Hi TI, In TCA9802’s datasheet, it only mentions propagation delay between ports. Please define propagation delay of data and clock. Is there different propagation delay on data and clock? Besides, if there’s waveform to show…

  • TCA9802: I2C application with multiple responders

    Answer Suggested
    Part Number: TCA9802 Other Parts Discussed in Thread: TCA4311A , TCA9511A , TCA9517 , TCA9803 , TCA4307 , Hi Team, We received this inquiry from our customer. So we are building a certain project which will use interchangeable responder devices and one co…

  • TCA9802: TCA9802 current source issue

    Part Number: TCA9802 Please help confirm the following problems about tca9802 1. for the following functions of tca980xb side current source, when vccb is low, current source disable. (1) Vccb is low. What should vccb do? Floating or resistance to GND…
    • Answered

  • TCA9802: Can TCA9802 support I2C at 1MHz or Higher?

    Resolved
    Part Number: TCA9802 Hi Interface Team, As the title states is it possible to operate the TCA980x at 1Mhz+? If not do we have any devices that are similar and capable of this? Thanks, Mitchell
    • Resolved

  • TCA9802: TCA9802DGK

    Part Number: TCA9802 Hi team, My customer has questions about level-translating. According to their design requirements, sometimes VCCA or VCCB will be poweroff while the circuit is working, Is the device operational with VCCA or VCCB supplies is zero…
    • Answered

  • TCA9802: Multi slaves and pin EN

    Resolved
    Part Number: TCA9802 HI TI, There are some things that are not clear to me. Can I connect multiple slaves as shown in the picture? Can I connect EN directly to VCCA as shown in the picture? If I keep EN floating the device is enabled? Thank you very…
    • Resolved
    • Answered

  • TCA9802: Placement

    Resolved
    Part Number: TCA9802 Hi Team, The customer is going to use this part as the repeater, there are two board in their system. The I2C master(CPU) is on the MB and I2C slave (sensor and camera) is on the SB. There will be a 1m of cable to connect the MB…
    • Resolved

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