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  • TCA9617B: Operation of IIC Buffer

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    Part Number: TCA9617B Other Parts Discussed in Thread: USB2ANY , LMH1218 , Tool/software: I’m designing an I²C/SMBus interface where I use the TCA9617B to switch between an FPGA master (1.8V on the A-side) and a USB2ANY debugger that communicates with…
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  • TCA9617B: Please review the block diagram for the combination of TCA9617B and TCA9546A

    TI Thinks Resolved
    Part Number: TCA9617B Other Parts Discussed in Thread: TCA9546A , , TCA9544A , TCA9545A , TCA9509 , TCA9803 Hi Sirs Please review the block diagram for the combination of TCA9617B and TCA9546A Another question as below TCA9546A is switch type…

  • TCA9617B: TCA9617B VCCA&B Requirement

    TI Thinks Resolved
    Part Number: TCA9617B Team, From the D/S of the TCA9617B, we can see that we require VccA<=VccB. May I check with you about the reason why we have this requirement? And what may happen if the VccA&B can't meet the D/S requirement? Thanks! Qiang…
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  • TCA9617B: Understanding Inverted Pedestal on the SOV side of I2C Buffer

    Resolved
    Part Number: TCA9617B Other Parts Discussed in Thread: TCA9517A , TCA9517 Tool/software: Under Section 6.3, Analyzing the waveform of I2C bus on the B side, Things I can comprehend is - 1. Since ACK is done by B side (Vol of Target) so in this case…
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  • TCA9617B: VOL and VILc questions on TCA9617B/TCA9517A/TCA9509

    TI Thinks Resolved
    Part Number: TCA9617B Other Parts Discussed in Thread: TCA9517A , TCA9509 , Hello expert, My customer use IBIS model to simulate the TCA9617B/TCA9517A/TCA9509 performance and found out low voltage level has some questions. They saw around 30~40mV for…
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  • TCA9617B: Issues with HDMI DDC

    Resolved
    Part Number: TCA9617B Other Parts Discussed in Thread: TCA9509 Tool/software: Hello, We are having some problems with the TCA9617B lC when trying to read the HDMI EDID over the I2C bus. It does not work reliably across multiple displays. Our design…
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    • Answered

  • TCA9617B: B side to A side

    Resolved
    Part Number: TCA9617B Tool/software: Hi All, I have a question about the TCA9617B. I want to convert I2C from 5V to 3.3V. Is it possible to input to the B side and output from the A side? Best Regards, Ishiwata
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    • Answered

  • TCA9617B: Using B side on common bus of star topology?

    Resolved
    Part Number: TCA9617B Other Parts Discussed in Thread: PCA9306 , LSF0102 , , LSF0002 Tool/software: I have a case where I need an I2C star topology translator. One slave bus must be set to 1.8V. The other slave bus is user-selectable between 1.8V and…
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    • Answered

  • TCA9617A: Comparison table between TCA9617A and TCA9617B

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    Part Number: TCA9617A Other Parts Discussed in Thread: TCA9617B , Hi Expert, Do we know what is different between TCA9617A and TCA9617B, do we have Comparison table? Far
    • Resolved

  • PCA9539: I2C bus failure with PCA9539 and TCA9617B

    Part Number: PCA9539 Other Parts Discussed in Thread: TCA9617B Hi, I am testing a board and see some signal integrity issues with I2C bus. In our design, we use FPGA as I2C master with open-drain on I2C bus. we have PCA9539 for IO expansion. we also…

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