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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] DP83848Q-Q1: How to Disable 25Mhz CLKOUT Output

    David Creger
    David Creger
    Part Number: DP83848Q-Q1 Tool/software: If the CLKOUT output is not used on DP83848, it may be disabled using the below register writes. This may be beneficial for EMC emissions testing, in order to minimize the energy of 25Mhz harmonics. 0x13[0] =…
    • 9 months ago
    • Interface
    • Interface forum
  • [FAQ] DP83867E: What IPG intervals can this PHY support?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83867E Tool/software: DP83867 supports the expected 12 byte IPG at the MDI as well as lower amounts in some conditions. This number comes from IEEE802.3 section 4.4.2 which sets out that the minimum IPG for a transmitted frame is 12 bytes…
    • 9 months ago
    • Interface
    • Interface forum
  • [FAQ] XIO2001: MicroStar BGA Discontinuation and New nFBGA Package Designators

    David Waier
    David Waier
    Part Number: XIO2001 Tool/software: Devices in the MicroStar Jr. BGA packaging were discontinued and redesigned using a laminate nFBGA package in 2020. This nFBGA package offers datasheet-equivalent electrical performance. It is also footprint equivalent…
    • 11 months ago
    • Interface
    • Interface forum
  • [FAQ] DP83867IR: Where are RX_ER and COL in DP83867IR/CR PAP?

    Gerome Cacho
    Gerome Cacho
    Part Number: DP83867IR Tool/software: RX_ER and COL in SNLS484G should be in pins 54 and 55, respectively. In this document, there is a typo where these pin numbers are omitted.
    • 11 months ago
    • Interface
    • Interface forum
  • [FAQ] TUSB2E221: How do I update my PCB design from using the TUSB2E22 to the TUSB2E221?

    Nicholaus_Malone
    Nicholaus_Malone
    Part Number: TUSB2E221 Other Parts Discussed in Thread: TUSB2E22 Tool/software: The TUSB2E221 is the latest 2-port eUSB2 repeater. Released in 2024, it contains updates that allow it to conform to the latest eUSB2 v1.2 specification as well as adding…
    • 11 months ago
    • Interface
    • Interface forum
  • [FAQ] LMH1297: EOM - Eye Opening Monitor - How to Re-Construct Eye Diagram

    Nasser Mohammadi
    Nasser Mohammadi
    Part Number: LMH1297 Tool/software: CDR based devices stream out raw hit counts by sweeping voltage DAC and phase DAC to sample incoming signalin both voltage and time domain. Using this raw data, eye diagram can be re-constructed. Attached file explains…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DS80PCI102: PCIe RX Detect Pulse Timing

    Nasser Mohammadi
    Nasser Mohammadi
    Part Number: DS80PCI102 Tool/software: In PCIe applications, transmitter - while it is in high impedance - sends out pulses until it realizes a change in RC time constant of the response. For further details note This FAQ . For further details, note…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DS90UB971-Q1: How can I optimize my FPD-Link camera design for system level ESD immunity?

    Casey McCrea
    Casey McCrea
    Part Number: DS90UB971-Q1 Other Parts Discussed in Thread: DS90UB960-Q1 , DS90UB953-Q1 Tool/software: How can I optimize my FPD-Link ADAS design to achieve better performance in system level ESD immunity testing? When striking my system with ESD pulses…
    • Answered
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DS280DF810: The new set of DS2x0DFx10 devices Version IDs do not match the Version IDs of previous set (Register 0xF0)

    Drew Miller1
    Drew Miller1
    Part Number: DS280DF810 Tool/software: In TI's DS2x0DFx10 Ethernet retimer devices, there is a Version ID register that can be used to read back the device version. For groups implementing this device, we frequently see them checking this Version ID to…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DS110DF111: Does TI's Ethernet Signal Conditioning Portfolio Support Base-T Ethernet?

    Drew Miller1
    Drew Miller1
    Part Number: DS110DF111 Tool/software: Texas Instruments has a wide range of signal conditioning devices for Ethernet. Sometimes we receive questions regarding a signal conditioning device's ability to support Base-T Ethernet. The majority of TI…
    • over 1 year ago
    • Interface
    • Interface forum
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  • Answered

    SN75DP130: Difference between the 2 package option 0 Locked

    757 views
    2 replies
    Latest over 8 years ago
    by Kawai
  • Answered

    TUSB8041: TUSB8041 crystal oscillations dying out 0 Locked

    675 views
    4 replies
    Latest over 8 years ago
    by Suhas Raja Chandragupta55
  • Answered

    DP83848 false carrier sense with capacitive coupling 0 Locked

    3956 views
    7 replies
    Latest over 8 years ago
    by Jeroen Ommering
  • Not Answered

    DP83848C: Communication abnormality 0 Locked

    855 views
    5 replies
    Latest over 8 years ago
    by Aniruddha Khadye
  • Answered

    DP83848K: CDCLVC1104 for X1 input 0 Locked

    439 views
    1 reply
    Latest over 8 years ago
    by Aniruddha Khadye
  • Not Answered

    DP83867E: clk_out operation clarification 0 Locked

    518 views
    1 reply
    Latest over 8 years ago
    by Aniruddha Khadye
  • Not Answered

    DP83849IF: Fiber Transceiver for DP83849IF 0 Locked

    331 views
    0 replies
    Started over 8 years ago
    by Philip%20Park
  • Answered

    TUSB7340EVM PCB file and/or Gerber plots 0 Locked

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    5 replies
    Latest over 8 years ago
    by Marcello Mule'
  • Answered

    XIO3130: PCIe 1-to-2 Packet Switch Need 0 Locked

    946 views
    3 replies
    Latest over 8 years ago
    by Clemens Ladisch
  • Not Answered

    DP83640: DP83640 PTP_STS fault 0 Locked

    424 views
    0 replies
    Started over 8 years ago
    by Alexey Barinov
  • Not Answered

    TUSB8041: BOS Descripter of HUB can not recognize 0 Locked

    1831 views
    13 replies
    Latest over 8 years ago
    by cafain
  • Not Answered

    TLK2201A: Protection to non PoE Ethernet PHY with PoE connection 0 Locked

    848 views
    2 replies
    Latest over 8 years ago
    by Govindaraj Rao
  • Suggested Answer

    TPS65981: Firmware Questions 0 Locked

    980 views
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    Latest over 8 years ago
    by geo joseph1
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    DS90UB928QEVM: Effect of EVM change 0 Locked

    273 views
    0 replies
    Started over 8 years ago
    by Koji Hayashi
  • Not Answered

    Starterware/DP83640: dp83640 LED_LINK blink 0 Locked

    502 views
    2 replies
    Latest over 8 years ago
    by Kevin_KDP
  • Answered

    LMH0303: IBIS-AMI model 0 Locked

    694 views
    3 replies
    Latest over 8 years ago
    by Hirotaka Matsumoto
  • Answered

    PCI2050B: reference schematic 0 Locked

    836 views
    2 replies
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    by Elias Villegas M.
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    DS80PCI102EVK: Mounting hole specifications 0 Locked

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    by Lee Sledjeski
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