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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] 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
  • [FAQ] What Connections of I2C Buffers are not Allowed?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA9617B , TCA9509 , TCA9801 , TCA9800 , TCA9803 , TCA9802 , TCA9511A , TCA4307 FAQ: Logic and Voltage Translation > IxC >> What Connections of I2C Buffers are not Allowed ? Part Numbers: TCA9517 , TCA9517A , TCA9509…
    • over 1 year ago
    • Interface
    • Interface forum
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  • Answered

    DP83867ERGZ-R-EVM: R652 value 0 Locked

    212 views
    1 reply
    Latest over 1 year ago
    by Hillman Lin
  • Not Answered

    DP83TC811-Q1: Can DP83TC811S support 10BASE-T1S? 0 Locked

    361 views
    1 reply
    Latest over 1 year ago
    by Melissa Chang
  • Suggested Answer

    DP83867CS: DP83867CS Ping Issue 0 Locked

    394 views
    7 replies
    Latest over 1 year ago
    by Hillman Lin
  • Answered

    DP83867IS: Power up timing (Minimum T1) 0 Locked

    207 views
    3 replies
    Latest over 1 year ago
    by Hillman Lin
  • Answered

    DP83867CR: RBIAS 0 Locked

    185 views
    1 reply
    Latest over 1 year ago
    by Hillman Lin
  • Suggested Answer

    PCA9536: spec check 0 Locked

    183 views
    1 reply
    Latest over 1 year ago
    by Jack Guan
  • Not Answered

    DS90UH949A-Q1: max. BW per lane? 0 Locked

    168 views
    1 reply
    Latest over 1 year ago
    by Ikram Haque
  • Answered

    TCA9803: I2C buffer 0 Locked

    322 views
    1 reply
    Latest over 1 year ago
    by Jack Guan
  • Suggested Answer

    DS125BR820: EEPROM size selection of DS125BR820 0 Locked

    164 views
    1 reply
    Latest over 1 year ago
    by Lucas Wolter
  • Answered

    TMUXHS221: USB-C D-line multiplexer 0 Locked

    223 views
    1 reply
    Latest over 1 year ago
    by Ryan Kitto
  • Suggested Answer

    DS90UB936-Q1: Does the UB936 external crystal design require an external feedback resistor? 0 Locked

    177 views
    1 reply
    Latest over 1 year ago
    by Zoe Bison
  • Suggested Answer

    TCA9617B: Please review the block diagram for the combination of TCA9617B and TCA9546A 0 Locked

    500 views
    8 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    AM26C31:About the rating of AM26C31 0 Locked

    356 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    TMUXHS4212: TMUXHS4212 Mux For 10/100Mbps SGMII 0 Locked

    421 views
    4 replies
    Latest over 1 year ago
    by Junehar Kevin J
  • Answered

    DP83TC817S-Q1: SGMII Interface 0 Locked

    426 views
    3 replies
    Latest over 1 year ago
    by user6129188
  • Suggested Answer

    TSB82AA2B: Reference design 0 Locked

    312 views
    7 replies
    Latest over 1 year ago
    by David (ASIC) Liu
  • Answered

    SN65DP141: Land Pattern for R-PWQFN-N38 +1 Locked

    321 views
    3 replies
    Latest over 1 year ago
    by David (ASIC) Liu
  • Not Answered

    TUSB8041: TUSB8041IRGCR USB 3.0 and USB 2.0 0 Locked

    2506 views
    91 replies
    Latest over 1 year ago
    by Brian Zhou
  • Answered

    TUSB9261: Question about TUSB9261 PIN 4 GRST# 0 Locked

    234 views
    2 replies
    Latest over 1 year ago
    by Chongyu Long
  • Suggested Answer

    DS90UB971-Q1: Serializer GPIO data transfer 0 Locked

    624 views
    9 replies
    Latest over 1 year ago
    by Zoe Bison
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