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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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  • Not Answered

    TCA9548A: Enable 4 channel at same time for slave device, how to design pull up at slave channel? 0 Locked

    463 views
    6 replies
    Latest over 1 year ago
    by Nir Gilgur
  • Suggested Answer

    SN65HVD72: RS485 Wake Up from Sleep 0 Locked

    1043 views
    2 replies
    Latest over 1 year ago
    by Ethan Sempsrott
  • Suggested Answer

    LMH0070: LMH0070SQE/NOPB_LVDS Data Input 0 Locked

    334 views
    1 reply
    Latest over 1 year ago
    by Nick Peabody
  • Suggested Answer

    TCAN1043AEVM: No transmission on the CAN lines 0 Locked

    442 views
    3 replies
    Latest over 1 year ago
    by Ethan Sempsrott
  • Answered

    TS3DV642: How to improve layout to resolve DisplayPort SI issue of HBR2/HBR3 Level and Equalization Verification Testing 0 Locked

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

    TCAN1463-Q1: Communication quality issue 0 Locked

    235 views
    1 reply
    Latest over 1 year ago
    by Sean Guo
  • Suggested Answer

    TUSB4020BI-Q1: Does TUSB4020 affect the OTG function of upstream USB 0 Locked

    599 views
    5 replies
    Latest over 1 year ago
    by Eric Hartigan
  • Answered

    TCA9554: TCA9554 Input Wiring 0 Locked

    919 views
    5 replies
    Latest over 1 year ago
    by Tyler Townsend
  • Suggested Answer

    SN65DSI86: Question about SN65DSI86 0 Locked

    378 views
    3 replies
    Latest over 1 year ago
    by Vishesh Pithadiya
  • Answered

    TCA4307: EVM 0 Locked

    435 views
    4 replies
    Latest over 1 year ago
    by Tyler Townsend
  • Suggested Answer

    TUSB8041: TUSB8041IRGCR 0 Locked

    296 views
    1 reply
    Latest over 1 year ago
    by Brian Zhou
  • Suggested Answer

    TCAN1042HV-Q1: Bus withstand 58.4V for 1min under short to battery test 0 Locked

    325 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    LMR36503-Q1: Same input voltage, the output is different 0 Locked

    637 views
    9 replies
    Latest over 1 year ago
    by Niranjan Nair
  • Answered

    TCA9539: i2c interface timing requirements 0 Locked

    377 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    AM26C31: Output voltage level issue (CPR No. CPR241112954) 0 Locked

    467 views
    5 replies
    Latest over 1 year ago
    by Jeffrey Chung1
  • Not Answered

    DP83867IR: Queries related to Auto negotiation 0 Locked

    576 views
    11 replies
    Latest over 1 year ago
    by Hillman Lin
  • Not Answered

    DP83826I: 50-MHz reference clock waveform 0 Locked

    344 views
    1 reply
    Latest over 1 year ago
    by Vivaan Jaiswal
  • Answered

    DP83848I: Supported funciton 0 Locked

    357 views
    2 replies
    Latest over 1 year ago
    by Atsushi Takahashi
  • Suggested Answer

    DP83848I: Idd max current 0 Locked

    340 views
    1 reply
    Latest over 1 year ago
    by Gerome Cacho
  • Not Answered

    DP83867IS: Digital loopback issue 0 Locked

    316 views
    3 replies
    Latest over 1 year ago
    by Vivaan Jaiswal
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