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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 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
  • [FAQ] DP83867E & DP83869HM: Expected Back-Powering on Power Supply Pins

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: DP83867E 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 (connector…
    • over 2 years ago
    • Interface
    • Interface forum
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  • Answered

    TPD2S703-Q1: Is there any recommend inductor value min and max range fine tune suggestion 0 Locked

    204 views
    4 replies
    Latest 6 months ago
    by Roy Chan
  • Not Answered

    DS250DF810EVM: DS250DF810EVM-related issues 0 Locked

    213 views
    10 replies
    Latest 6 months ago
    by Gregory Kobyakov
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    SN65DSI86: SN65DSI86 No Output 0 Locked

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    by Ikram Haque
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    DS90UB926Q-Q1: After pairing the DS90UB947 with the DS90UB926, the lowest two bits of green and blue are missing 0 Locked

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    13 replies
    Latest 6 months ago
    by Fadi Abdulhameed
  • Suggested Answer

    THVD2450: Recommended biasing resistors 0 Locked

    169 views
    1 reply
    Latest 6 months ago
    by Ethan Sempsrott
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    DP83826I: DP83826(A)I with EtherCat an MI link detection 0 Locked

    229 views
    5 replies
    Latest 6 months ago
    by Shane Hauser
  • Answered

    DP83848-EP: Radiation test data 0 Locked

    186 views
    1 reply
    Latest 6 months ago
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  • Answered

    TCAN1167-Q1: TCAN1167-Q1 nRST control via SPI command 0 Locked

    127 views
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  • Suggested Answer

    TUSB319-Q1: TUSB319-Q1 Google Phone Charger Issue 0 Locked

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    109 views
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  • Suggested Answer

    CD74HC4051-Q1: Understanding of abs value for IO pins 0 Locked

    190 views
    4 replies
    Latest 6 months ago
    by Arya Hussein
  • Answered

    DP83822H: Bit error counting 0 Locked

    230 views
    3 replies
    Latest 6 months ago
    by J
  • Answered

    TCA39306: PCA39306 as a voltage-level translator for PCIe6 0 Locked

    256 views
    3 replies
    Latest 6 months ago
    by Tyler Townsend
  • Not Answered

    DP83825I: Loopback mode 0 Locked

    120 views
    1 reply
    Latest 6 months ago
    by J
  • Suggested Answer

    TCA9548A: Using TCA9617B in series with TCA9548A switch 0 Locked

    246 views
    6 replies
    Latest 6 months ago
    by Tyler Townsend
  • Suggested Answer

    PCA9534: SAMPLE REQUEST 0 Locked

    135 views
    1 reply
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    by Tyler Townsend
  • Answered

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    169 views
    4 replies
    Latest 6 months ago
    by Connor Danes
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    DP83TC812S-Q1: Latest datasheet for DP83TC812 PHY 0 Locked

    135 views
    1 reply
    Latest 6 months ago
    by David Creger
  • Suggested Answer

    DS90UB954-Q1: Query about UB954A MIPI Duplication Support 0 Locked

    376 views
    9 replies
    Latest 6 months ago
    by Hamzeh Jaradat
  • Not Answered

    CLC021: Alternate Solution for CLC021AVGZ-3.3/NOPB 0 Locked

    107 views
    1 reply
    Latest 6 months ago
    by David (ASIC) Liu
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