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Showing 58 results View by: Thread Post Sort by
  • TCAL6416: TCAL6416 Floating P Ports

    IDK
    IDK
    TI Thinks Resolved
    Part Number: TCAL6416 Hello, The TCAL6416 datasheet has the following note: "Resistors are required for inputs (on P port) that may float. If a driver to an input will never let the input float, then a resistor is not needed. Outputs (in the P port…
    • 1 month ago
    • Interface
    • Interface forum
  • Answered
  • TCA6416: About I2C Spec of TCAL6416

    Masaharu Uchiyama
    Masaharu Uchiyama
    Resolved
    Part Number: TCA6416 Other Parts Discussed in Thread: , TCAL6416 Hello experts, I'd like to know about I2C spec of TCA6414. If I use the TCA6416 as I2C Bus standard mode(frequency is 100kHz), my understanding is the I2C serial-data setup time is 250ns…
    • Resolved
    • 3 months ago
    • Interface
    • Interface forum
  • TCAL6416: Hiz mode

    Fred Cheng
    Fred Cheng
    TI Thinks Resolved
    Part Number: TCAL6416 Hi team, we know TCAL6416 has push-pull and some output can support open drain, but we also want to know does the push-pull stay in HiZ or LOW when there's no input command perceived ?
    • 11 months ago
    • Interface
    • Interface forum
  • TCAL6416: address LOW definition

    Fred Cheng
    Fred Cheng
    TI Thinks Resolved
    Part Number: TCAL6416 Tool/software: Hi team, my customer pull low ADDR pin with a 10kohm resistor, just want to know if it's accepctable or there's any impact to the internal voltage level?
    • over 1 year ago
    • Interface
    • Interface forum
  • TCAL6416: power on reset necessary?

    Fred Cheng
    Fred Cheng
    TI Thinks Resolved
    Part Number: TCAL6416 Hi team, I notice there's a power on sequence of VCCp of this device since customer now is considering to connect VCCp and VCCi together for convienience, so we wonder is it necassry and only way for VCCp to do this down…
    • 11 months ago
    • Interface
    • Interface forum
  • TCAL6416: Different Power-on timing causes intermediate voltage

    Hideki Hayashi1
    Hideki Hayashi1
    Part Number: TCAL6416 Hi team, During power-up in the customer's system, there is a timing difference between VCCP and VCCI startup, and when the VCCP_3.3V power is ON and the VCCI_3.3V power is OFF, a voltage of 2.0V was observed on VCCI. Customer…
    • 11 months ago
    • Interface
    • Interface forum
  • TCAL6416: Open drain/ Push-pull

    Far Hung
    Far Hung
    TI Thinks Resolved
    Part Number: TCAL6416 Other Parts Discussed in Thread: TCA6416 , , TCA6416A Tool/software: Hi Expert, I want to check that if the device can support open drain? And what is different between TCA6416 and TCA L 6416? Dell is confusing below, highlight…
    • over 1 year ago
    • Interface
    • Interface forum
  • TCAL6416: IO expansion chip

    Hailong Liao
    Hailong Liao
    Part Number: TCAL6416 Tool/software: Is there any difference in the I2C communication of TCAL6416 compared to others? Why is my host unable to communicate with it? I have connected the RESET pin to high level and the ADDR pin to GND. VDD(I2C-bus) and…
    • over 1 year ago
    • Interface
    • Interface forum
  • TCAL6416: Software to control TCAL6416

    Doug Bailey
    Doug Bailey
    TI Thinks Resolved
    Part Number: TCAL6416 Other Parts Discussed in Thread: USB2ANY I have a TCAL6416 on a board that I am just bringing up and need to control the part via the USB2ANY (I2C) adapter. What software program would I use to control that part? Regards, Doug…
    • over 2 years ago
    • Interface
    • Interface forum
  • Answered
  • TCAL6416: Schematic review of TCAL6416PWR

    sharique Ansari
    sharique Ansari
    Resolved
    Part Number: TCAL6416 Tool/software: Hi, We have used TCAL6416PWR in one of our projects. Can anyone from please verify the schematic & let us know if its OK or needs some modifications.
    • Resolved
    • over 1 year ago
    • Interface
    • Interface forum
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