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  • 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: 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…

  • 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
    • Answered

  • TCA9802: Using as a bus repeater with multiple devices

    Resolved
    Part Number: TCA9802 Hi Everyone, I would like to know if I can use the TCA980x in the configuration shown below as a type of bus repeater. It features: A single power supply for all devices Slave devices along the length of the bus in between the T…
    • Resolved
    • Answered

  • TCA9802: I2C isolation buffer for 1.8V I/O on each side

    Resolved
    Part Number: TCA9802 Other Parts Discussed in Thread: SN65DSI83 , , TCA9803 Hello team, Hope you are doing well and staying safe. Is TCA9802 is the recommended buffer for SN65DSI83? Customer is looking for I2C isolation buffer for 1.8V I/O on each side …
    • Resolved

  • TCA9802: Could the TCA9802 support 1.8V to 1.8V?

    TI Thinks Resolved
    Part Number: TCA9802 Hi Team, There is a new design requirement, and we have a design request that if there is a kind of level shift can isolate two power domain, but the same supply voltage, such like we would like to isolate VCC_1P8 and VCC_PRESERVE…

  • TCA9802: TCA9802 for 1.8v to 1.8v Level-Translating Buffer problem

    TI Thinks Resolved
    Part Number: TCA9802 Hi Sir We have considering designing with the TCA9802. Here are some initial questions: 1. As circuit design 1.8v to 1.8v level shift not output function. 2. Put the R628 and R629 resistors to 0 ohms. The bypass U2 unit can output…
    • Answered

  • TCA9802: Setup questions

    Resolved
    Part Number: TCA9802 Other Parts Discussed in Thread: TCA9800 I have a customer considering designing with the TCA9802. Here are some initial questions: 1. If TCA9802 is disabled (Pin EN = 0V) and VCCA = 0V (master side power is off) but VCCB=3.3V (slave…
    • Resolved

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