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Logic

Logic

Logic forum

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Texas Instruments (TI) Logic support forum is an extensive online knowledge base where millions of technical questions and solutions are available 24/7. You can search logic IC content or ask technical support questions on everything from voltage level translation and transceivers to standard logic gates and specialty logic devices. 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] Can I estimate appropriate dampening resistor value for level-shifter outputs?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ When in doubt, use a 0 ohm series resistor on the outputs and adjust accordingly, for your system needs. This can also be…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] TXS and LSF devices support Open-Drain and Push-Pull applications. How do I choose Open-Drain or Push-Pull Mode?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ The devices do not choose the mode. The mode is based on the devices connected to the TXS / LSF devices. I.e. These are the two devices that are connected to the…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] How can I estimate Data Rate Frequency not given for my voltage level?

    Michael Ikwuyum
    Michael Ikwuyum
    Other Parts Discussed in Thread: TXV0108-Q1 FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Data rate depends on the system designers tolerance for various parameters such as VOL / VOH levels, duty cycle distortion…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Do not use auto-bidirectional level-shifters if the below is applicable. Use fixed or direction control level-shifters instead…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Fixed DIR / DIR CNTRL Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] Can I estimate Data Rate Frequency not given for my voltage level…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Auto-Bidirectional Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] How do the LSF translators work? [FAQ] What is the difference…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Level Shifter Naming Convention

    Christan Perkins
    Christan Perkins
    The level shifter portfolio at Texas Instruments is vast, with hundreds of devices and packages. When you come across one of TI’s voltage translators, how do you quickly decipher what the name means? This naming guide above can be used for you to quickly…
    • Answered
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74LV4T08-Q1: Benefits of logic with integrated single supply level translation (LVxT) in wettable flank QFN packages

    Michael Marinello
    Michael Marinello
    Part Number: SN74LV4T08-Q1 Background: The growing need for level translation in automotive applications As microcontrollers and processors have moved towards lower supply voltages (Vcc), there has been in increase in demand for level translators…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum trace length that a logic device can drive?

    Ian Graham
    Ian Graham
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The maximum trace length that a logic device can drive is 60 mm. This is a safe trace length for most logic devices to drive across the majority of applications. This can often be…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the thickness of Gold (Au), Palladium (Pd), or Nickel (Ni) for TI's NiPdAu lead finish?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ Material Thickness Å nm μm Nickel (Ni) 5000 500 0.5 Palladium (Pd) 200 20 0.02 Gold (Au) 30 to 150 3 to 15 0.003 to…
    • over 2 years ago
    • Logic
    • Logic forum
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  • Answered

    SN74AHC04: about Reflow Soldering 0 Locked

    335 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Answered

    SN74AUC16245: Fast bus switching or selection in a 1v8 to 3v6 system 0 Locked

    377 views
    6 replies
    Latest over 1 year ago
    by Bill Kury
  • Answered

    SN74LVC1G123: Retrigger time requirement/calculation 0 Locked

    401 views
    5 replies
    Latest over 1 year ago
    by Ian Graham
  • Answered

    TXU0104: Control the power supplies asynchronous 0 Locked

    201 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    CD74AC138: Part recomendation wanted for demuxing SPI CS 0 Locked

    202 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC8T245: Power supply requirements 0 Locked

    295 views
    4 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HC595: SN74HC595PW failure mode and 0 Locked

    418 views
    7 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Not Answered

    SN74LVC244A: Delay Variation Issue 0 Locked

    526 views
    11 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

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    294 views
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    Latest over 1 year ago
    by Michael Marinello
  • Suggested Answer

    SN74AXCH4T245: leakage problem 0 Locked

    204 views
    1 reply
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    by Michael Ikwuyum
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    196 views
    1 reply
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    TXB0108: TXB0108PWR 0 Locked

    268 views
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    SN74AXCH8T245: SN74AXCH8T245RHLR Max. IO toggling speed 0 Locked

    289 views
    4 replies
    Latest over 1 year ago
    by Blessing Selvakumar
  • Answered

    SN74ALS245A: differences between SN74ALS245A-1DBR and SN74ALS245ADBR 0 Locked

    286 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AUC244: Bi-directional buffer 0 Locked

    453 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

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    316 views
    2 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    CD74HC541: IBIS Model 0 Locked

    263 views
    1 reply
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    by Malcolm Lyn
  • Suggested Answer

    SN74LVC14A: marking rule 0 Locked

    347 views
    7 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Not Answered

    SN74HC595: Is it normal for the chip without logo? 0 Locked

    342 views
    5 replies
    Latest over 1 year ago
    by Owen Westfall
  • Suggested Answer

    LSF0204: LSF0204 vs LSF0204D 0 Locked

    309 views
    2 replies
    Latest over 1 year ago
    by Jonathan Navor
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