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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…
    • 10 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…
    • 11 months 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…
    • 11 months 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
    • 11 months 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

    SN65LVDS389: SN65LVDS389 data transfer rate up to 560 Mbps or less 350 Mbps ? 0 Locked

    508 views
    1 reply
    Latest over 8 years ago
    by Gerardo
  • Answered

    TUSB551: TUSB551 eye diagram issue 0 Locked

    2033 views
    7 replies
    Latest over 8 years ago
    by Diego Cortes
  • Answered

    TLK10031: MDIO port without response 0 Locked

    1785 views
    6 replies
    Latest over 8 years ago
    by Luis Omar Moran
  • Not Answered

    PCA9515 abnormal signal 0 Locked

    2133 views
    4 replies
    Latest over 8 years ago
    by fhoude
  • Answered

    sn65hvd3086e: Query about hot plugging behaviour in general across RS485 chips 0 Locked

    1979 views
    3 replies
    Latest over 8 years ago
    by Miguel Robertson
  • Answered

    tlk105: TX_CLK in RMII mode 0 Locked

    640 views
    1 reply
    Latest over 8 years ago
    by Ross Pimentel
  • Suggested Answer

    TLK105L: TKL105L and phy pattern 0 Locked

    1669 views
    7 replies
    Latest over 8 years ago
    by Ross Pimentel
  • Answered

    5V SN65LVDS31/32 Equivalent? 0 Locked

    411 views
    1 reply
    Latest over 8 years ago
    by Gerardo
  • Answered

    TUSB542: after adding TUSB542 to support USB3-Type-C connection we are failing the USB3.1 gen1 certification tests 0 Locked

    594 views
    1 reply
    Latest over 8 years ago
    by Diego Cortes
  • Answered

    SN65LVDS822 transmitter 0 Locked

    2097 views
    6 replies
    Latest over 8 years ago
    by Kai Hsiao
  • Not Answered

    TCA6408A: Shutdown(stopped SDA/SLA) during writing to TCA6408A on I2C. 0 Locked

    662 views
    1 reply
    Latest over 8 years ago
    by fhoude
  • Answered

    HD3SS3212 logic levels 0 Locked

    769 views
    2 replies
    Latest over 8 years ago
    by Elias Villegas M.
  • Answered

    TUSB7340 Surprise Removal and Sleep 0 Locked

    1407 views
    5 replies
    Latest over 8 years ago
    by Roberto Diaz
  • Answered

    XIO2001 - translation time(packet transformation time from PCI-E to PCI) 0 Locked

    982 views
    3 replies
    Latest over 8 years ago
    by Elias Villegas M.
  • Answered

    TCAN1051HV: Figure.7 and Figure.8 on datasheet 0 Locked

    1123 views
    3 replies
    Latest over 8 years ago
    by Miguel Robertson
  • Answered

    DP83867IR: TDx signals connection 0 Locked

    1529 views
    4 replies
    Latest over 8 years ago
    by wei ye
  • Suggested Answer

    TPS65982: Dual Port Notebook Application 0 Locked

    1006 views
    2 replies
    Latest over 8 years ago
    by Sean Moon
  • Answered

    DS90UB913/914 with LVDS repeater 0 Locked

    1981 views
    5 replies
    Latest over 8 years ago
    by Davor Glisic
  • Answered

    SN65CML100: Using Vbb for single-ended interface 0 Locked

    1244 views
    3 replies
    Latest over 8 years ago
    by Lee Sledjeski
  • Answered

    TS3USB221: Series termination causing SI issues? 0 Locked

    2136 views
    1 reply
    Latest over 8 years ago
    by Cevin
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