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Showing 172 results View by: Thread Post Sort by
    Answered
  • TCA6416A: I2C Bus Clear

    Shuhei Goto
    Shuhei Goto
    Resolved
    Part Number: TCA6416A Hi team, Could you support following question please? [Q1] Does this device support Bus Clear as defined in the I2C bus specification? Also, does the bus clear process initialize the registers? [Q2] Are the registers initialized…
    • Resolved
    • 2 months ago
    • Interface
    • Interface forum
  • TCA6416A: Design Query

    Abhishek Manoj
    Abhishek Manoj
    TI Thinks Resolved
    Part Number: TCA6416A Other Parts Discussed in Thread: TCAL6416 , TCAL9539 Hi Team, I'm planning to use the IO expander TCA6416APWR in my board. My I2C signal will be 1.8V IO level and i need output ports to be 5V IO level signals. By providing…
    • 1 month ago
    • Interface
    • Interface forum
  • TCA6416A: SDA of TCA6416A stuck low

    Chihta Chen
    Chihta Chen
    TI Thinks Resolved
    Part Number: TCA6416A Other Parts Discussed in Thread: TCAL6416 , Tool/software: In the datasheet, there is a statement saying SDA might be stuck low. Could you provide more details for this situation? In our design, VccP is 1.8V which is ramping…
    • over 1 year ago
    • Interface
    • Interface forum
  • TCA6416A: Letter of Volatility Request

    James Harris
    James Harris
    Part Number: TCA6416A To whom it may concern, I am reaching out on behalf of my employer to request a letter of volatility (LOV) for part TCA6416APWR. The LOV will be used to develop sanitization procedures for hardware which this part is installed…
    • 2 months ago
    • Interface
    • Interface forum
  • TCA6416A: TCA6416APWR

    prajesh p
    prajesh p
    TI Thinks Resolved
    Part Number: TCA6416A Other Parts Discussed in Thread: PCF8574 , TCA9554 , TCA9554A , TCA9555 , PCF8574A , PCA9554A , PCA9555 , PCA9554 , PCF8575 EMESR-04-IO EXP.pdf I am using the TCA6416APWR I/O expander in my design. Some of the I/O pins are not…
    • 1 month ago
    • Interface
    • Interface forum
  • TCA6416A: Capacitor on RESET line for ESD

    Keith Keller
    Keith Keller
    TI Thinks Resolved
    Part Number: TCA6416A Hello, We're finding we get nucense trips on RESET during ESD testing. Is there any issue with adding a 0.01uF ceramic capacitor to the RESET pin to fix this issue? Thank you, Keith
    • 3 months ago
    • Interface
    • Interface forum
  • TCA6416A: Input resistance

    user5163865
    user5163865
    TI Thinks Resolved
    Part Number: TCA6416A Tool/software: Hi, Question Can TI provide a graph showing the variation in input resistance of I/O ports? Background Due to a design error by the customer, the input port was left open when the product was shipped. Only ICs…
    • 9 months ago
    • Interface
    • Interface forum
  • TCA6416A: sample code

    Zoe Ko
    Zoe Ko
    TI Thinks Resolved
    Part Number: TCA6416A Other Parts Discussed in Thread: TCA6416 Tool/software: Hi team, Could you help provide sample code for the TCA6416A? Thanks!
    • 9 months ago
    • Interface
    • Interface forum
  • Answered
  • TCA6416A: Unused PIN in Standby Mode

    user5163865
    user5163865
    Resolved
    Part Number: TCA6416A Tool/software: Hi, Although it is rare, when the TCA6416A is in standby mode on a mass-produced board, the current consumption can be around 100 to 200uA. Looking at the circuit diagram, some of the ports are unused and OPEN. I…
    • Resolved
    • 9 months ago
    • Interface
    • Interface forum
  • TCA6416A: Flash LED (1s on / 1s off) in U-Boot 2023

    Avinash N
    Avinash N
    TI Thinks Resolved
    Part Number: TCA6416A Tool/software: Hi All, We are currently using TCA6416A for led control. I can able to achieve solid white LED behavior with below configuration. End User Requirement in U-Boot Level, 1. During Boot up - ORANGE LED 1 Sec ON /…
    • 8 months ago
    • Interface
    • Interface forum
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