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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 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
  • [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 2 years ago
    • Interface
    • Interface forum
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  • Answered

    CC and SBU signal protection 0 Locked

    587 views
    1 reply
    Latest over 8 years ago
    by Atiq Rahman
  • Suggested Answer

    DP83816EX: Development Kit for MACPHYTER chips? 0 Locked

    507 views
    1 reply
    Latest over 8 years ago
    by Geet Modi
  • Suggested Answer

    DP83848K: About auto negotiation restart to link 0 Locked

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    DS90UB913A-Q1: max value of VIH (VIN) and min value of VIL (GND) 0 Locked

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    4 replies
    Latest over 8 years ago
    by K.Yaita
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    PCA9536: one question about the POR function of PCA9536 0 Locked

    2022 views
    7 replies
    Latest over 8 years ago
    by Miguel Robertson
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    DS125DF1610: ds125df1610 0 Locked

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    by Nasser Mohammadi
  • Answered

    ULQ2003A: Constant current sink? 0 Locked

    665 views
    2 replies
    Latest over 8 years ago
    by Anonymous
  • Answered

    DS125BR800A: SATA Gen2 and Gen3 Links 0 Locked

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    3 replies
    Latest over 8 years ago
    by Michael Lu (Santa Clara)
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    1 reply
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    1103 views
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    by Hao L
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    TCA9548A: VCC for a 1.8V master 0 Locked

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    Latest over 8 years ago
    by Elder Costa17
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    DS90C387A: DS90C387A output signal VS and HS 0 Locked

    582 views
    1 reply
    Latest over 8 years ago
    by Palaniappan Manickam
  • Suggested Answer

    DS90UB953-Q1: I2C traffic filtering by DS90UB953 and DS90UB954? 0 Locked

    789 views
    1 reply
    Latest over 8 years ago
    by Palaniappan Manickam
  • Answered

    TPS2141: Disable LDO? 0 Locked

    1280 views
    5 replies
    Latest over 8 years ago
    by Alpha H
  • Answered

    DS90UB954-Q1EVM: Need profiles and scripts with DS90UB954/953-Q1 EVM 0 Locked

    7757 views
    24 replies
    Latest over 8 years ago
    by Palaniappan Manickam
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    TPS2544: Keep CDP from S0 to S3 0 Locked

    788 views
    4 replies
    Latest over 8 years ago
    by Adam Mc Gaffin
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    SN65MLVD3: SN65MLVD3DRBT LVDS receiver unpowered storage temp? 0 Locked

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    Latest over 8 years ago
    by Yaser Ibrahim
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    TPS2553: FAULT not asserted for current limit 0 Locked

    457 views
    3 replies
    Latest over 8 years ago
    by Bob Ma
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    TUSB8041: TUSB8041 bandwidth 0 Locked

    1193 views
    3 replies
    Latest over 8 years ago
    by Malik Barton57
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    TPD2E001: what is the Difference between TPD2E001DRLR and TPD2E001IDRLRQ1(Automotive Grade) 0 Locked

    845 views
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    Latest over 8 years ago
    by Cameron Phillips
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