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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] 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 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 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
  • [FAQ] What are the different I2C Buffer Direction Control Mechanisms?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA9517A , TCA9517 , TCA9511A , TCA4307 FAQ: Logic and Voltage Translation > IxC >> What are the different I2C Buffer Direction Control Mechanisms ? I2C buffers implement direction control mechanisms to determine which…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DP83822I: Does Oscillator Clock or other external clock source to XI pin need to be stable before PHY power?

    Hillman Lin
    Hillman Lin
    Part Number: DP83822I Tool/software: Yes, Clock in external clock mode shall be available at power ramp. If not available, it is recommended to hold RESET_N low and release it at least 100 us aer external clock is stable.
    • over 1 year ago
    • Interface
    • Interface forum
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View FAQ threads
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  • Answered

    DP83867E: PHY address strap-in voltages don't match expected values from provided RGZ Strap Tool Excel sheet 0

    262 views
    15 replies
    Latest 23 days ago
    by Justin Fausto
  • Not Answered

    TDP2004-Q1: TDP2004-Q1 PCB routing guidelines 0

    37 views
    1 reply
    Latest 23 days ago
    by David (ASIC) Liu
  • Not Answered

    TDP2004-Q1: TDP2004 for DP2.1 application 0

    34 views
    1 reply
    Latest 23 days ago
    by David (ASIC) Liu
  • Suggested Answer

    ONET1131EC: Peripheral component selection for monitoring photodiode of laser driver 'ONET1131EC' 0

    95 views
    1 reply
    Latest 23 days ago
    by Drew Miller1
  • Not Answered

    DP83848Q-Q1: MDIO Pull-up resuster 0

    55 views
    5 replies
    Latest 23 days ago
    by Gregory Kobyakov
  • Suggested Answer

    ONET1131EC: Peripheral component selection for monitoring photodiode of laser driver 'ONET1131EC' 0

    54 views
    1 reply
    Latest 23 days ago
    by Drew Miller1
  • Suggested Answer

    TCA9617A: Country of origin details required 0

    34 views
    1 reply
    Latest 23 days ago
    by Joshua Salinas
  • Suggested Answer

    SN74AXC2T245-Q1: Supported data rate for 3.3V to 3.3V translation(SN74AXC2T245RSWR) 0

    43 views
    1 reply
    Latest 23 days ago
    by Joshua Salinas
  • Suggested Answer

    PCA9536: Writing and reading upper four bits issue 0

    31 views
    1 reply
    Latest 23 days ago
    by Joshua Salinas
  • Suggested Answer

    DS90LV001: Is there any LVDS to LVDS buffer like DS90LV001 with temperature range up to 125ºC? 0

    57 views
    1 reply
    Latest 24 days ago
    by Ethan Sempsrott
  • Suggested Answer

    SN55LVCP22A-SP: Single Event Transient Data 0

    34 views
    1 reply
    Latest 24 days ago
    by Ethan Sempsrott
  • Answered

    DP83869HM: DP83869HMRGZ  fail in power cycle test 0

    47 views
    2 replies
    Latest 24 days ago
    by Shane Hauser
  • Answered

    TDP142-Q1: HPDIN, AUX questions 0

    88 views
    3 replies
    Latest 24 days ago
    by David (ASIC) Liu
  • Suggested Answer

    DS90UB940N-Q1: DSI to CSI options 0

    52 views
    1 reply
    Latest 24 days ago
    by Jack Scherlag
  • Suggested Answer

    ESD441: Spice model of ESD441DPLR 0

    29 views
    1 reply
    Latest 24 days ago
    by Bryan Rodriguez de San Miguel
  • Not Answered

    SCAN15MB200: SI+/− SO+/− if support the 1149.1 for single-end test 0

    50 views
    1 reply
    Latest 24 days ago
    by Chen Alex1
  • Answered

    DS250DF230: CDR not locking and raw bypass is not working 0

    81 views
    3 replies
    Latest 24 days ago
    by Luke Korte
  • Not Answered

    TIDA-00928: Connecting the transformer to the RJ45 connector 0

    44 views
    0 replies
    Started 24 days ago
    by Piotr Marek
  • Suggested Answer

    TXG8122-Q1: Expected RTM plan 0

    69 views
    5 replies
    Latest 24 days ago
    by Jasdeep Mehndiratta
  • Suggested Answer

    TCA9535: TCA9535 in SOIC-24 package 0

    45 views
    1 reply
    Latest 24 days ago
    by Tyler Townsend
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