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Interface

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Interface forum

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Texas Instruments (TI) Interface support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search interface IC content or ask technical support questions on everything from ESD protection to interfacing with USB, Ethernet, and HDMI. Find the right solution for your circuit design challenges by using our TI E2E™ support forums that are supported by thousands of contributing TI experts.
Frequent questions
  • [FAQ] DP83TG720S-Q1: How to maximize temperature sensor accuracy

    David Creger
    David Creger
    Part Number: DP83TG720S-Q1 Tool/software: Section 7.3.1.4 of the datasheet outlines the procedure to use the inbuilt temperature sensor in the DP83TG720 PHY. In order to maximize accuracy, please ensure the following: Sample "temperature_output_code…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E: What is required for RGMII Input Timing?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83867E Tool/software: For DP83867, and all RGMII PHYs within our portfolio, all pins marked with TX prefix (TX_D0-3, TX_EN, TX_CLK) are inputs to the PHY when operating in RGMII. The only timing specifications that are required for…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] TCAL9539-Q1: What I2C IO Expanders Support Q1 Grade?

    Tyler Townsend
    Tyler Townsend
    FAQ: Logic and Voltage Translation > IxC >> What I2C IO Expanders Support Automotive Grade 1? There are a total of 3 to date. TCAL9539-Q1 - 16-bit, 1.08V to 3.6V I2C IO Expander, single supply, interrupt, reset, Agile I/O Configuration TCA6408A…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] I2C IO Expander Schematic Checklist

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: PCF8574 , TCA9554 , TCA9554A , TCA9555 , PCF8574A , PCA9554A , PCA9555 , PCA9554 , PCF8575 FAQ: Logic and Voltage Translation > IxC >> I2C IO Expander Schematic Checklist IO Expander Checklist …
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] What is the Auto Increment Feature in I2C IO Expanders?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA6424A FAQ: Logic and Voltage Translation > IxC >> What is the Auto Increment Feature in I2C IO Expanders? The auto-increment feature of I2C IO Expanders is when the registers of the device automatically increment…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] What is PassFET Hang Time?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA39306 FAQ: Logic and Voltage Translation > IxC >> What is PassFET Hangtime? To understand what passFET hangtime is, we need to define what a passFET is. A passFET is a transistor where the drain and source terminals…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] TCAN1057A-Q1: why is the CAN Mosfet and Diode used

    Cicely Tang
    Cicely Tang
    Part Number: TCAN1057A-Q1 Tool/software: Hello experts! I have a question about the purpose of the Mosfet and diode in CAN interface? Further,How does CAN implement arbitration and error correction functions through hardware?
    • Answered
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] DP83822HF: How does power up sequence affect PHY operation?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83822HF Tool/software: For DP83822, there is a guidance where AVD and VDDIO must not exceed 0.3V prior to complete supply ramp, with an additional footnote suggesting AVD to ramp up after VDDIO to avoid false detection of VDDIO. False detection…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] What is Stuck Bus Recovery?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA4307 FAQ: Logic and Voltage Translation > IxC >> What is Stuck Bus Recovery? Stuck Bus Recovery is a mechanism built into an I2C device that automatically attempts to free the SDA bus during a stuck LOW condition…
    • over 2 years ago
    • Interface
    • Interface forum
  • [FAQ] What Makes an I2C Buffer Hot-Swappable?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA9511A FAQ: Logic and Voltage Translation > IxC >> What Makes an I2C Buffer Hot-Swappable ? Hot-Swap also known as Hot-Plug means the unpowered device can be inserted into a live backplane without disruption of service…
    • over 2 years ago
    • Interface
    • Interface forum
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  • Answered

    DP83848K: Asking for the DP83848K TXD0,1 waveform 0 Locked

    877 views
    2 replies
    Latest over 9 years ago
    by SHH
  • Not Answered

    LMH0341: Using LMH0341 with clock rate DDR/2 0 Locked

    1030 views
    3 replies
    Latest over 9 years ago
    by Nasser Mohammadi
  • Answered

    DS92LV3241: Recommended cables 0 Locked

    889 views
    1 reply
    Latest over 9 years ago
    by Dennis Wu
  • Not Answered

    PCA9544A: how to handle interrupt IO 0 Locked

    727 views
    1 reply
    Latest over 9 years ago
    by fhoude
  • Answered

    TUSB8041: A few clarificiations 0 Locked

    875 views
    3 replies
    Latest over 9 years ago
    by Elias Villegas M.
  • Not Answered

    LMH0340: LMH0340 2.5V power supply question 0 Locked

    478 views
    1 reply
    Latest over 9 years ago
    by Michael Lu (Santa Clara)
  • Not Answered

    LMH0040: SPMTE 274 HD-SDI Support? 0 Locked

    982 views
    1 reply
    Latest over 9 years ago
    by Michael Lu (Santa Clara)
  • Answered

    DS25BR440: Equalization Level and Pre-emphasis Level at 625MHz 0 Locked

    755 views
    2 replies
    Latest over 9 years ago
    by Lee Sledjeski
  • Not Answered

    DS25BR440: DS25BR440 Behavior over recommend operating temperature 0 Locked

    843 views
    1 reply
    Latest over 9 years ago
    by Lee Sledjeski
  • Not Answered

    DS125DF1610EVM: CDR locking problem 0 Locked

    1153 views
    3 replies
    Latest over 9 years ago
    by Michael Lu (Santa Clara)
  • Suggested Answer

    TPS65982: SPI Flash Issue- Invalid Region 0 Locked

    782 views
    2 replies
    Latest over 9 years ago
    by Nabeel Khan
  • Answered

    PCA9543A: How its works 0 Locked

    802 views
    1 reply
    Latest over 9 years ago
    by Matt Mendez
  • Answered

    TRS3223-Q1: TRS3223 minus voltage generation of charge pump 0 Locked

    1077 views
    3 replies
    Latest over 9 years ago
    by Hao L
  • Suggested Answer

    PCF8574: Steps to Switch ON 8-relays connected in PCF8754 0 Locked

    10375 views
    11 replies
    Latest over 9 years ago
    by Muthu Shankar
  • Answered

    TCA6507: SDA & SCL 5V tolerant? 0 Locked

    718 views
    2 replies
    Latest over 9 years ago
    by Frans Jan van Donselaar
  • Answered

    SN65HVD3082E: Ground floating issue 0 Locked

    1789 views
    5 replies
    Latest over 9 years ago
    by Jason Fan
  • Not Answered

    Input low spec. of TCA9517's B-side pins 0 Locked

    2081 views
    6 replies
    Latest over 9 years ago
    by user446310155
  • Answered

    DP83848Q-Q1: Absolute Maximum Ratings of TD+,TD-,RD+,RD- 0 Locked

    598 views
    1 reply
    Latest over 9 years ago
    by Ross Pimentel
  • Answered

    TINA/Spice/SN65HVD256: Spice model 0 Locked

    828 views
    2 replies
    Latest over 9 years ago
    by Hiroshi Sato
  • Not Answered

    TPL7407L: OUTPUT 7 QUESTION 0 Locked

    673 views
    3 replies
    Latest over 9 years ago
    by Aleksandras_Kaknevicius
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