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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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  • Not Answered

    DP83867IS: SGMII RECOVERY CLOCK 0 Locked

    418 views
    1 reply
    Latest over 4 years ago
    by David Creger
  • Not Answered

    DP83867IR: RGMII timing budget V2.0 0 Locked

    259 views
    1 reply
    Latest over 4 years ago
    by David Creger
  • Suggested Answer

    TUSB8020B: Rise time specification for VDD33 0 Locked

    272 views
    1 reply
    Latest over 4 years ago
    by JMMN
  • Not Answered

    TUSB2036: TUSB2036: USB mouse or Keyboard not detected 0 Locked

    489 views
    3 replies
    Latest over 4 years ago
    by JMMN
  • Suggested Answer

    DP83822I: DP83822"I" can be replaced by DP83822"H"? 0 Locked

    415 views
    1 reply
    Latest over 4 years ago
    by David Creger
  • Suggested Answer

    SN65HVD1782: RS485 communication cannot work after sometimes 0 Locked

    312 views
    1 reply
    Latest over 4 years ago
    by Parker Dodson
  • Suggested Answer

    Inverter recommedation for 24V DC output to dual output 0 Locked

    292 views
    1 reply
    Latest over 4 years ago
    by Sebastian Muriel
  • Answered

    DP83TG720S-Q1: wakeup procedure for DP83TG720S-Q1 0 Locked

    421 views
    5 replies
    Latest over 4 years ago
    by Gerome Cacho
  • Answered

    HD3SS3212: design check 0 Locked

    371 views
    4 replies
    Latest over 4 years ago
    by David (ASIC) Liu
  • Suggested Answer

    TFP401A-Q1: EDID requirement 0 Locked

    344 views
    1 reply
    Latest over 4 years ago
    by David (ASIC) Liu
  • Suggested Answer

    TCAN1463-Q1: Sizing of termination capacitor 0 Locked

    2793 views
    1 reply
    Latest over 4 years ago
    by Eric Schott1
  • Answered

    DS90UB928Q-Q1: Does ub928 support Coax cable? 0 Locked

    321 views
    1 reply
    Latest over 4 years ago
    by Hamzeh Jaradat
  • Answered

    SN65LVDS33: SN65LVDS33 0 Locked

    369 views
    2 replies
    Latest over 4 years ago
    by amnon pomerants
  • Answered

    PCA9539: Port logic level by Register 0 and 1 0 Locked

    269 views
    1 reply
    Latest over 4 years ago
    by Clemens Ladisch
  • Suggested Answer

    USB fail on J721E 0 Locked

    478 views
    3 replies
    Latest over 4 years ago
    by jian35385
  • Answered

    TCAN1048AV-Q1: RTM date 0 Locked

    390 views
    2 replies
    Latest over 4 years ago
    by Yuta Nishie
  • Suggested Answer

    LMH1219: Power consumption at 270M 0 Locked

    257 views
    1 reply
    Latest over 4 years ago
    by Nasser Mohammadi
  • Suggested Answer

    ONET1151L: Photo Diode Operation with laser driver 0 Locked

    726 views
    1 reply
    Latest over 4 years ago
    by Nasser Mohammadi
  • Suggested Answer

    DS90UB960-Q1: interrupt question 0 Locked

    451 views
    5 replies
    Latest over 4 years ago
    by Justin Phan
  • Suggested Answer

    DS90UB926Q-Q1: How to configure 0x6 register: the I2C Bus Timer Disable 0 Locked

    333 views
    6 replies
    Latest over 4 years ago
    by Justin Phan
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