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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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  • Answered

    DP83826I: Register cfg_dac_minus_one_val_mdix_5_to_4 0 Locked

    163 views
    2 replies
    Latest over 3 years ago
    by Alvaro (Al-vuh-roe) Reyes
  • Answered

    DP83867E: Ethernet Compliance and Loopback Testing Document SNLA239 0 Locked

    758 views
    7 replies
    Latest over 3 years ago
    by Alvaro (Al-vuh-roe) Reyes
  • Suggested Answer

    DP83TG720S-Q1: Polarity error 0 Locked

    202 views
    3 replies
    Latest over 3 years ago
    by Alvaro (Al-vuh-roe) Reyes
  • Suggested Answer

    DP83TG720R-Q1: link up time 0 Locked

    267 views
    3 replies
    Latest over 3 years ago
    by Alvaro (Al-vuh-roe) Reyes
  • Answered

    DS160PT801: EEPROM Programming Guide 0 Locked

    386 views
    4 replies
    Latest over 3 years ago
    by Nicholaus_Malone
  • Suggested Answer

    DS250DF810EVM: DS250DF810_updater 0 Locked

    171 views
    1 reply
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    by Rodrigo Natal
  • Not Answered

    DP83TC812R-Q1: dp83tc812r PHY diagnostics test 0 Locked

    811 views
    25 replies
    Latest over 3 years ago
    by David Creger
  • Suggested Answer

    DP83620: Need few information about the part mentioned 0 Locked

    903 views
    2 replies
    Latest over 3 years ago
    by Alvaro (Al-vuh-roe) Reyes
  • Not Answered

    DS90UB954-Q1: When used with 90UB933, the 90UB954 has no MIPI data output and the sensor is the OV9284 0 Locked

    301 views
    1 reply
    Latest over 3 years ago
    by Darrah Merillat
  • Answered

    HD3SS3202: USB IF certification or compliance test result 0 Locked

    420 views
    10 replies
    Latest over 3 years ago
    by Brian Zhou
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    SN75DP120: SN75DP120 Reference or Eval board 0 Locked

    290 views
    3 replies
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    by David (ASIC) Liu
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    DS90UB928Q-Q1: please help generate pattern script 0 Locked

    329 views
    3 replies
    Latest over 3 years ago
    by Josh Baik
  • Answered

    TCAN4551-Q1: FIFO size of the device 0 Locked

    836 views
    3 replies
    Latest over 3 years ago
    by Jonathan Nerger
  • Answered

    TDP142: Question about device status 0 Locked

    248 views
    5 replies
    Latest over 3 years ago
    by David (ASIC) Liu
  • Suggested Answer

    TUSB8041: TUSB8041 not detecting properly 0 Locked

    924 views
    13 replies
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    by David (ASIC) Liu
  • Answered

    TCAN1146-Q1: TCAN1146-Q1 0 Locked

    807 views
    8 replies
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    by Frank Tsai
  • Answered

    DP83826E: Strap 0 Default value 0 Locked

    233 views
    1 reply
    Latest over 3 years ago
    by Gokul Koraganji
  • Answered

    SN65LVDS33: Thermal Information 0 Locked

    386 views
    12 replies
    Latest over 3 years ago
    by Benedict Goh
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    TI recommendation 0 Locked

    138 views
    1 reply
    Latest over 3 years ago
    by Gokul Koraganji
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    PCA9306: Application problem 0 Locked

    458 views
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    Latest over 3 years ago
    by BOBBY
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