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Interface

Interface

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] LMH1219: Internal Voltage Thresholds for 4-Level Input Configuration Pins

    Nick Peabody
    Nick Peabody
    Part Number: LMH1219 Tool/software: Hi All, It is common to wonder what is going on inside of ICs. Being an applications engineer at TI gives me the unique opportunity to report on this so that people can to understand our devices a little bit more…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] SN75LVPE5421: SN75LVPE5412 RSVD Pins 2 and 12 Tied to GND or Cap to GND?

    Nasser Mohammadi
    Nasser Mohammadi
    Part Number: SN75LVPE5421 Other Parts Discussed in Thread: SN75LVPE5412 , DS160PR412 Tool/software: First version of the data sheet required Cap to GND on RSVD pins 2 & 12. Then later revision called for zero-ohm Resistor to GND. Whether we use 0…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DS80PCI102: How does PCIe Receiver Detection work?

    Nasser Mohammadi
    Nasser Mohammadi
    Part Number: DS80PCI102 Tool/software: The receiver detection is part of the transmitter and it must correctly detect if there is a DC load impedance - 40 to 60-ohm or lower - is attached at the output of the transmitter. A transmitter - while at…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] ETHERNET Master FAQ

    Alvaro (Al-vuh-roe) Reyes
    Alvaro (Al-vuh-roe) Reyes
    Part Number: ETHERNET-SW Tool/software: This Master FAQ lists serves as a point of reference to find all FAQs made by TI's Ethernet Team. Standard Ethernet How do I choose magnetics for my industrial PHY? TI Ethernet PHY Capacitive Coupling…
    • over 1 year ago
    • Interface
    • Interface forum
  • [FAQ] DP83TG720S-Q1: How to maximize temperature sensor accuracy

    David Creger
    David Creger
    Part Number: DP83TG720S-Q1 Tool/software: Section 7.3.1.4 of the datasheet outlines the procedure to use the inbuilt temperature sensor in the DP83TG720 PHY. In order to maximize accuracy, please ensure the following: Sample "temperature_output_code…
    • over 1 year ago
    • Interface
    • Interface forum
  • [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 1 year 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 1 year 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 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
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View FAQ threads
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  • Answered

    TPS65982: Does internal switch of PP_5V0 turn off when powering off VIN_3V3 under USB device is still attached? 0 Locked

    920 views
    6 replies
    Latest over 8 years ago
    by K.Yaita
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    DS125DF1610: Lock problem 0 Locked

    2199 views
    13 replies
    Latest over 8 years ago
    by massimo ronchi
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    TUSB3410: Application with VREGEN connected low 0 Locked

    940 views
    1 reply
    Latest over 8 years ago
    by Elias Villegas M.
  • Answered

    TPS65983B: TPS65983B test issue about billboard for Apple 0 Locked

    683 views
    1 reply
    Latest over 8 years ago
    by Eric Beljaars
  • Answered

    SN65HVD485E: transmission distance is related to slew rate / drive current? 0 Locked

    636 views
    1 reply
    Latest over 8 years ago
    by Michael Peffers
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    ULQ2003A-Q1: Input Impedance 0 Locked

    607 views
    2 replies
    Latest over 8 years ago
    by Richard Elmquist
  • Answered

    UART to RS-485 converter solution 0 Locked

    6413 views
    3 replies
    Latest over 8 years ago
    by Miguel Robertson
  • Answered

    TPS65982: TPS65982 0 Locked

    1016 views
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    by Eric Beljaars
  • Answered

    TPS65982: TPS65982 read image issue in application customization tool 0 Locked

    444 views
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    USB type C device detection fail on primary port at first time system boot up 0 Locked

    544 views
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    by Arthur Huang
  • Suggested Answer

    TUSB9261 very slow sync writes 0 Locked

    1966 views
    18 replies
    Latest over 8 years ago
    by Christophe Lorenz
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    DS90UB927Q-Q1: DS90UB927Q-Q1 I2C clock Stretching 0 Locked

    280 views
    0 replies
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    by lanjie Liu103016
  • Not Answered

    CCS: How to use TCA5013 Smartcard interface to read SAM card's data 0 Locked

    2129 views
    10 replies
    Latest over 8 years ago
    by Eric Yang20
  • Answered

    LMH1983: PLL lock time in Free Run mode 0 Locked

    673 views
    2 replies
    Latest over 8 years ago
    by Kikuo Mita
  • Not Answered

    SN65LVPE501: The number of Vias for PCIE II 0 Locked

    423 views
    1 reply
    Latest over 8 years ago
    by Lee Sledjeski
  • Not Answered

    DS90LV001: Output status for GND input condition 0 Locked

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

    TPS65982: TPS65982 C_SBUx 0 Locked

    538 views
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    by Eric Beljaars
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    DS110DF111: 1 oscillator for 2 DS110DF111 0 Locked

    599 views
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    Latest over 8 years ago
    by Lee Sledjeski
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    DS90C387: Play mp4 files from USB. Any recommended diagram? 0 Locked

    422 views
    1 reply
    Latest over 8 years ago
    by Michael Lu (Santa Clara)
  • Not Answered

    TPS65986: TID? 0 Locked

    794 views
    6 replies
    Latest over 8 years ago
    by Antenna_Head
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