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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] 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year 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 1 year ago
    • Interface
    • Interface forum
  • [FAQ] What Connections of I2C Buffers are not Allowed?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA9617B , TCA9509 , TCA9801 , TCA9800 , TCA9803 , TCA9802 , TCA9511A , TCA4307 FAQ: Logic and Voltage Translation > IxC >> What Connections of I2C Buffers are not Allowed ? Part Numbers: TCA9517 , TCA9517A , TCA9509…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] What are the different I2C Buffer Direction Control Mechanisms?

    Tyler Townsend
    Tyler Townsend
    Other Parts Discussed in Thread: TCA9517A , TCA9517 , TCA9511A , TCA4307 FAQ: Logic and Voltage Translation > IxC >> What are the different I2C Buffer Direction Control Mechanisms ? I2C buffers implement direction control mechanisms to determine which…
    • over 1 year ago
    • Interface
    • Interface forum
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  • Answered

    TUSB322I: DPF mode only, Does pin "VBUS_DET" still need to be connected to 900Kohm? 0

    12 views
    1 reply
    Latest 1 day ago
    by Ryan Kitto
  • Suggested Answer

    DS90UB971-Q1: X-Ray Limitation 0

    24 views
    2 replies
    Latest 1 day ago
    by Lucas Wolter
  • Not Answered

    DP83822H: DP83822H - Current consumption in reset mode 0

    20 views
    1 reply
    Latest 1 day ago
    by Shane Hauser
  • Not Answered

    TCA9511A: Customer claims TCA9511ADGKR parts from Mouser (distributor) are 'bad' -- scramble I2C comm lines in the circuit 0

    37 views
    1 reply
    Latest 1 day ago
    by Jack Guan
  • Suggested Answer

    TXS0102: Solder reflow profile inquiry 0

    14 views
    1 reply
    Latest 1 day ago
    by Jack Guan
  • Answered

    TMDS181: create a complete 4:1 MUX HDMI re-timer circuit. 0

    34 views
    3 replies
    Latest 1 day ago
    by David (ASIC) Liu
  • Suggested Answer

    SN65DP149: Alternate part request 0

    65 views
    4 replies
    Latest 1 day ago
    by David (ASIC) Liu
  • Answered

    DP83869HM: Ping test blink led but fail. 0

    29 views
    2 replies
    Latest 1 day ago
    by Nicolas Bouquet
  • Not Answered

    TUSB9261: Support and Conditions for Transition to BIST-L via SATA Compliance Tester Signal 0

    21 views
    1 reply
    Latest 1 day ago
    by Ryan Kitto
  • Not Answered

    TUSB7320: USB 2.0 HS Detection Handshake Issue 0

    485 views
    49 replies
    Latest 1 day ago
    by Brian Zhou
  • Suggested Answer

    DP83640: The 10/100/1000 IEEE 1588 PTP PHY design 0

    29 views
    2 replies
    Latest 1 day ago
    by Zhang Liang
  • Not Answered

    DP83TG721S-Q1: Feritte Beads definition 0

    28 views
    2 replies
    Latest 1 day ago
    by Katharina Ehmke
  • Not Answered

    DS110DF111: Can DS110DF111 Simultaneously Invert Input and Output Polarity on Channel A? 0

    11 views
    0 replies
    Started 1 day ago
    by Nanjun Xu1
  • Not Answered

    DS90UB948-Q1: DS90UB948TNKDRQ1 causes black screen 0

    6 views
    0 replies
    Started 1 day ago
    by LINA YE
  • Answered

    SN65MLVD080: SN65MLVD080: Can D (Driver Input) and R (Receiver Output) be connected to a single FPGA bidirectional I/O? 0

    36 views
    2 replies
    Latest 1 day ago
    by Rohith M
  • Suggested Answer

    SN65DSI84-Q1: SSC_CLKIN center spread depth 0

    53 views
    6 replies
    Latest 1 day ago
    by Ted Xu
  • Answered

    TCA9511A: TCA9511A I2C hot-plugging 0

    61 views
    6 replies
    Latest 3 days ago
    by Jack Guan
  • Suggested Answer

    TCA9517-Q1: I2C Not Working Properly 0

    112 views
    9 replies
    Latest 3 days ago
    by Jack Guan
  • Suggested Answer

    PCA9518: 2ch I2C hub needed 0

    22 views
    1 reply
    Latest 3 days ago
    by Jack Guan
  • Not Answered

    DS90UR910-Q1: No signal output when paired with UB927 0

    20 views
    1 reply
    Latest 3 days ago
    by Ikram Haque
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