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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

    TCA9539-Q1: Port over-drive 0 Locked

    589 views
    8 replies
    Latest over 1 year ago
    by Tyler Townsend
  • Answered

    TCAN4550-Q1: If the VSUP long time at 42V will the IC damaged ? 0 Locked

    189 views
    1 reply
    Latest over 1 year ago
    by Jonathan Nerger
  • Suggested Answer

    TCAN4551-Q1: Software capability with TCAN4550 0 Locked

    338 views
    1 reply
    Latest over 1 year ago
    by Jonathan Nerger
  • Suggested Answer

    DSLVDS1047: Question about LVDS drivers. 0 Locked

    530 views
    2 replies
    Latest over 1 year ago
    by Jack Campbell
  • Not Answered

    DS90UB953A-Q1: MIPI CSI2 Converter 0 Locked

    1123 views
    7 replies
    Latest over 1 year ago
    by Jianzhong Xu
  • Suggested Answer

    TLIN2021A-Q1: ISO 17987-4:2016 LIN electrical physical layer for TLIN2021A-Q1 0 Locked

    845 views
    7 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    TCAN844-Q1: Whether TCAN844V-Q1 support receive-only mode like TLE9251VLE? 0 Locked

    274 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    TS3USB221A-Q1: IC behavior when OE pin is indefinite 0 Locked

    364 views
    2 replies
    Latest over 1 year ago
    by Conor
  • Answered

    TLIN1028-Q1: Question about hysteresis 0 Locked

    334 views
    3 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Not Answered

    DP83869HM: PHY works with some switches, but not others. 0 Locked

    703 views
    8 replies
    Latest over 1 year ago
    by Gerome Cacho
  • Suggested Answer

    SN75LVCP600S: SN75LVCP600S 0 Locked

    296 views
    2 replies
    Latest over 1 year ago
    by Lucas Wolter
  • Answered

    DS320PR810-SMP-EVM: DS320PR810 profile 0 Locked

    352 views
    3 replies
    Latest over 1 year ago
    by Evan Su
  • Answered

    DS90UB962-Q1: Shortage of GPIOs and how to group parts of them to One GPIO of TI962/960 0 Locked

    333 views
    3 replies
    Latest over 1 year ago
    by Hamzeh Jaradat
  • Not Answered

    DP83867IR: Link Quality Check 0 Locked

    262 views
    2 replies
    Latest over 1 year ago
    by Evan Mayhew
  • Answered

    DS90UB662-Q1: Quad DES selection for Camera Aggregation 0 Locked

    526 views
    1 reply
    Latest over 1 year ago
    by Hamzeh Jaradat
  • Suggested Answer

    DS25CP102Q-Q1: IBIS model loading error 0 Locked

    419 views
    1 reply
    Latest over 1 year ago
    by Drew Miller1
  • Answered

    DS90C385A: About pin mapping 0 Locked

    410 views
    1 reply
    Latest over 1 year ago
    by Ikram Haque
  • Not Answered

    DS280DF810: DS280DF810 eye open monitor feature 0 Locked

    343 views
    3 replies
    Latest over 1 year ago
    by Drew Miller1
  • Not Answered

    TUSB211A: Chang from TUSB211 to TUSB211A 0 Locked

    415 views
    1 reply
    Latest over 1 year ago
    by Ryan Kitto
  • Answered

    DS90UB948-Q1: forward error detect 0 Locked

    232 views
    1 reply
    Latest over 1 year ago
    by Miguel Bolante
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