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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

    USB type C to USB type C 0 Locked

    1317 views
    7 replies
    Latest over 9 years ago
    by Sunil Darji
  • Answered

    Power switching for USB Type C for TPS65982 as source and sink 0 Locked

    1044 views
    3 replies
    Latest over 9 years ago
    by Sunil Darji
  • Not Answered

    DS90LV011A-Q1 Output Condition when power supply drops 0 Locked

    528 views
    0 replies
    Started over 9 years ago
    by Kuramochi Tadahiko
  • Not Answered

    HDCP ,HDMI 0 Locked

    951 views
    4 replies
    Latest over 9 years ago
    by Mickey Zhang
  • Not Answered

    Two DS80PCI810 in series, failing to get PCI Gen3 beyond x1 link 0 Locked

    2563 views
    3 replies
    Latest over 9 years ago
    by Michael Lu (Santa Clara)
  • Answered

    TPS65982 RPD_G1 and RPD_G2 swtting 0 Locked

    576 views
    1 reply
    Latest over 9 years ago
    by Brian Berner
  • Answered

    TPS65982 Mreset and Resetz question 0 Locked

    869 views
    2 replies
    Latest over 9 years ago
    by Jacob Ontiveros
  • Answered

    Can the active USB signals be applied to the TUSB2036 IC hub ports (upstream, downstream) when it is not powered. 0 Locked

    1212 views
    6 replies
    Latest over 9 years ago
    by Radosvet B.
  • Answered

    The USB device mode right definition 0 Locked

    1255 views
    4 replies
    Latest over 9 years ago
    by Radosvet B.
  • Answered

    DP83867IRRGZR VQFN LAND PATTERN DATA 0 Locked

    832 views
    1 reply
    Latest over 9 years ago
    by Aniruddha Khadye
  • Answered

    TUSB1310A output PCLK of 75M and no ULPI_CLK 0 Locked

    1032 views
    6 replies
    Latest over 9 years ago
    by Gerardo
  • Not Answered

    DP83867IS: interruption of the SGMII connection 0 Locked

    1647 views
    3 replies
    Latest over 9 years ago
    by T. Klein
  • Not Answered

    DS90UB928 PLL is unlocked intermittently 0 Locked

    804 views
    4 replies
    Latest over 9 years ago
    by Daisuke Maeda
  • Not Answered

    Access three CPU Uart through one RS232 0 Locked

    978 views
    1 reply
    Latest over 9 years ago
    by Ron Michallick
  • Not Answered

    HD3SS3220 Mux issue 0 Locked

    1794 views
    7 replies
    Latest over 9 years ago
    by Dayu
  • Suggested Answer

    DS34RT5110 0 Locked

    749 views
    2 replies
    Latest over 9 years ago
    by Mickey Zhang
  • Not Answered

    BQ25895 debounce time (deglitch time) 0 Locked

    319 views
    0 replies
    Started over 9 years ago
    by user4501538
  • Answered

    TPS65982 Mux available for USB3.1 G2 0 Locked

    562 views
    2 replies
    Latest over 9 years ago
    by NY
  • Not Answered

    DS90LV011A-Q1 Output Condition when power supply drops 0 Locked

    618 views
    1 reply
    Latest over 9 years ago
    by Kuramochi Tadahiko
  • Discussion

    TIDA-00630 TI Type-C Dock Locked

    768 views
    2 replies
    Latest over 9 years ago
    by Diego Cortes
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