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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] 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E & DP83869HM: Expected Back-Powering on Power Supply Pins

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: DP83867E DP83869HM Other Parts Discussed in Thread: DP83869HM Tool/software: The following FAQ applies to the DP83869HM and all versions of the DP83867: E/IS/CS/IR/CR The Analog Supply pins (VDDA2P5 & VDDA1P8) power the MDI portion…
    • over 1 year ago
    • Interface
    • Interface forum
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  • Not Answered

    DS90UH949-Q1: How to set the register for External PCLK + internal pattern generator 0 Locked

    287 views
    5 replies
    Latest over 3 years ago
    by Logan Cummins
  • Answered

    TUSB9261DEMO: TUSB9260 Firmware 0 Locked

    303 views
    3 replies
    Latest over 3 years ago
    by Malik Barton57
  • Answered

    LMH0071: About RXCLK 0 Locked

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    by Masakazu Adachi
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    TPS25750: VIF generation 0 Locked

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  • Answered

    DS90UB960-Q1: MAP Dwell Time 0 Locked

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    by Delaney Berger
  • Answered

    LMH1218: LMH1218 with Balun 75ohm to 100ohm 0 Locked

    396 views
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    by Nasser Mohammadi
  • Answered

    DP83822I: Package marking 0 Locked

    238 views
    2 replies
    Latest over 3 years ago
    by Kazuki Itoh
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    DS90UB948-Q1: ESD question 0 Locked

    203 views
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    by Casey McCrea
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    [FAQ] How to select correct RGMII delay mode for PHY and MAC? 0 Locked

    2945 views
    0 replies
    Started over 3 years ago
    by Vikram Sharma
  • Not Answered

    [FAQ] How to select the crystal's ppm specification for an Ethernet system? 0 Locked

    1950 views
    0 replies
    Started over 3 years ago
    by Vikram Sharma
  • Not Answered

    DP83867E: Discrepancy in Layout Documentation 0 Locked

    245 views
    1 reply
    Latest over 3 years ago
    by David Creger
  • Not Answered

    TCAN4550: How to increase the reception of CAN data frames per second 0 Locked

    805 views
    10 replies
    Latest over 3 years ago
    by Chris Ayoub
  • Suggested Answer

    TUSB1064: How can i use TPS65987D to control TUSB1064 by IIC 0 Locked

    299 views
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    TIC12400-Q1: Looking for an alternative with fewer features 0 Locked

    209 views
    1 reply
    Latest over 3 years ago
    by Sebastian Muriel
  • Suggested Answer

    LMH0074: Alternative for obsolete part 0 Locked

    288 views
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    by Nasser Mohammadi
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    TUSB4041I: USB 2.0 Hub eHost Pre-compliance Testing 0 Locked

    563 views
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    by JMMN
  • Answered

    DP83867CR: IEEE802.3 version 0 Locked

    240 views
    1 reply
    Latest over 3 years ago
    by David Creger
  • Suggested Answer

    TCA9617A: Internal Pull-up resistor value and delay 0 Locked

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    Latest over 3 years ago
    by Eric Schott1
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    SCANSTA112: Erratas 0 Locked

    317 views
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    TPS65987DDK: TPS65987DDH Standalone I2C Master & I/O programming with BQ25723 0 Locked

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    Latest over 3 years ago
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