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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

    TUSB211RPTREVM: TUSB211RPTREVM schematic and layout 0 Locked

    162 views
    4 replies
    Latest 5 months ago
    by Peter Ban
  • Suggested Answer

    TCAN1046-Q1: request a technical seminar regarding CAN/LIN IC. 0 Locked

    114 views
    1 reply
    Latest 5 months ago
    by Michael Ikwuyum
  • Not Answered

    DS250DF810: DS250DF810 Low-Temperature Error and TX FIR Optimization Guide 0 Locked

    217 views
    5 replies
    Latest 5 months ago
    by lee myoung ho
  • Answered

    TDP142-Q1: TDP142-Q1 for SI simulation 0 Locked

    131 views
    1 reply
    Latest 5 months ago
    by David (ASIC) Liu
  • Suggested Answer

    TCA9548A: Clarification on Unused pins in TCA9548APWR IC and veriflying the Pull value for all the I2C lines 0 Locked

    554 views
    18 replies
    Latest 5 months ago
    by Jack Guan
  • Answered

    LMH0340: Power ramp time requierment 0 Locked

    196 views
    6 replies
    Latest 5 months ago
    by Tatsumasa Imai
  • Suggested Answer

    DP83TC811S-Q1: DP83TC811S-Q1: Missing bootstrap configuration for selecting SGMII mode 0 Locked

    203 views
    1 reply
    Latest 5 months ago
    by Drew Miller1
  • Suggested Answer

    LMH1297: What is the maximum cable length? 0 Locked

    136 views
    1 reply
    Latest 5 months ago
    by J
  • Answered

    SN74LXC8T245: SN74LXC8T245PWR Unused I/O ports 0 Locked

    413 views
    11 replies
    Latest 5 months ago
    by Joshua Salinas
  • Suggested Answer

    PCA9306: 20251111000.1B PCN clarification 0 Locked

    313 views
    2 replies
    Latest 5 months ago
    by Joshua Salinas
  • Answered

    TCAN1473-Q1: Expand CAN 0 Locked

    235 views
    5 replies
    Latest 5 months ago
    by Michael Ikwuyum
  • Not Answered

    DS90UB928Q-Q1: I2C function could not work under low temp 0 Locked

    174 views
    4 replies
    Latest 5 months ago
    by Aaron Heng
  • Answered

    PCA9543A: Is SCL bidirectional for PCA9543A? 0 Locked

    137 views
    1 reply
    Latest 5 months ago
    by Arya Hussein
  • Not Answered

    DS90UB948-Q1: NKD0064A and NKD0064B package drawing 0 Locked

    128 views
    1 reply
    Latest 5 months ago
    by Aaron Heng
  • Suggested Answer

    TUSB320: I2C Timing Diagram 0 Locked

    156 views
    1 reply
    Latest 5 months ago
    by Vishesh Pithadiya
  • Suggested Answer

    TPS386000: Design Review - TPS386000 0 Locked

    170 views
    1 reply
    Latest 5 months ago
    by Andrew Li
  • Suggested Answer

    TPS386000: Design Review 0 Locked

    375 views
    8 replies
    Latest 5 months ago
    by Andrew Li
  • Not Answered

    DP83867IR: DP83867 with 10/100 integrated magnetics for 100 Mbps-only design 0 Locked

    275 views
    3 replies
    Latest 5 months ago
    by J
  • Not Answered

    SN65DSI83-Q1: Issue with MIPI DSI Video Mode and SN65DSI83 Bridge on STM32H747. 0 Locked

    238 views
    3 replies
    Latest 5 months ago
    by Ikram Haque
  • Not Answered

    DP83TC812S-Q1: DP83TC812S-Q1 Address Strap Pull Up Rail 0 Locked

    117 views
    1 reply
    Latest 5 months ago
    by Gregory Kobyakov
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