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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] Where can I get a CAD symbol, soldering footprint, or 3D model for my device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ TI utilizes the Ultra Librarian software to provide symbols, footprints, and 3D models for our devices. In the product folder for your selected device, scroll down and select…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I set up a TI.com device re-stock notification?

    Sebastian Muriel
    Sebastian Muriel
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ 1. Search for the desired device in the TI store . 2. Click on the device and select the Ordering & Quality link. 3. Select the Notify me when available link. 4…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] What are the performance specifications of the HCS logic family at 3.3V operation?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ This question comes up fairly often because the HCS logic family is specified only at 2V, 4.5V, and 6V. The following min / max values are interpolated from the datasheet tables…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I select a bypass capacitor for a CMOS logic device?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G08 , SN74LVC16244A FAQ: Logic and Voltage Translation > Power and Thermals >> Current FAQ For the short answer - use a 0.1uF for single supply logic devices like the SN74LVC1G08, or a 0.022uF capacitor for each…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] What's the difference between logic output types (push-pull, open-drain, 3-state)?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ Push-Pull Output A push-pull output can source current in the high state or sink current in the low state. In modern CMOS devices, the most common configuration for a push-pull…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] What is a floating input or floating node?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The short answer is - a floating node is a voltage node that is not being forced to a known voltage, thus it has an unknown voltage. Some additional details follow: In circuit…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] [H] Voltage Translators - Top Questions Answered

    Michael J Schultis
    Michael J Schultis
    Quickly find solutions to common questions about voltage translation (level shifter) devices by clicking this link. This FAQ answers the most common questions asked about these devices …… ……… … Auto-Bidirectional Level-Shifters Fixed DIR / DIR…
    • Answered
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] Can you pull-up an open-drain output to a higher voltage than the device's supply (VCC) voltage?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ This question is really about the output structure of the logic device. There are primarily two types of open-drain output structures - one with a positive clamping diode, and one…
    • Answered
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] [H] Quality and Manufacturing

    Albert Xu1
    Albert Xu1
    Use Cases & Part Recommendations Monostable Multivibrators Voltage Translators Input Parameters Output Parameters Power and Thermals Timing Parameters Logic Technology Quality and Manufacturing Simulation Models …
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] [H] Simulation Models

    Albert Xu1
    Albert Xu1
    Use Cases & Part Recommendations Monostable Multivibrators Voltage Translators Input Parameters Output Parameters Power and Thermals Timing Parameters Logic Technology Quality and Manufacturing Simulation Models …
    • over 5 years ago
    • Logic
    • Logic forum
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View FAQ threads
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  • Answered

    SN74LV4T125: what's the state of OE and A state when unconnected? 0 Locked

    447 views
    3 replies
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC2G126: About switching speed spec 0 Locked

    510 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0108E: TXS0108 problem with long line. 0 Locked

    4525 views
    6 replies
    Latest over 6 years ago
    by ShreyasRao
  • Not Answered

    [FAQ] What is the maximum data rate (or operating frequency) for a logic gate or buffer? 0 Locked

    5945 views
    0 replies
    Started over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC1G126: Current consumption of SN74LVC1G126DRLR 0 Locked

    334 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC244A: Recommendation to replace the SN74LVC244 0 Locked

    693 views
    5 replies
    Latest over 6 years ago
    by Emrys Maier
  • Answered

    SN74AHC14: Low input capacitance schmitt triggers 0 Locked

    691 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Answered

    looking for a right solution 0 Locked

    348 views
    3 replies
    Latest over 6 years ago
    by Ben Kuo
  • Suggested Answer

    SN74LVC138A: Support voltage of the 3 line to 8 line decoder 0 Locked

    673 views
    3 replies
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    TXS02612: TXS02612 0 Locked

    2901 views
    6 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    TXB0104: TXB0104 Oscillation 0 Locked

    2331 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    TXB0108: TXB0108 does not work. At the output of 1.6V 0 Locked

    1131 views
    6 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    TXB0104: TXB0104YZTR 0 Locked

    669 views
    3 replies
    Latest over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    TXS0108E: Abnormal output voltage on port B... 0 Locked

    1516 views
    8 replies
    Latest over 6 years ago
    by Karan Kotadia
  • Answered

    SN74LVC1T45-Q1: SN74LVC1T45QDCKRQ1 0 Locked

    342 views
    3 replies
    Latest over 6 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC1T45: Driving capability 0 Locked

    362 views
    1 reply
    Latest over 6 years ago
    by Karan Kotadia
  • Not Answered

    [FAQ] What is the output voltage (VOH or VOL) when the output current is X or the supply voltage is Y? 0 Locked

    12069 views
    0 replies
    Started over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    SN74AVCH8T245: I need IBIS model for the QFN (RHL surfix) package 0 Locked

    490 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    SN74LVC2G07: SN74LVC2G07 5V VIH Pull Up Resistor 33.2Kohm 0 Locked

    912 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AVCH4T245: Strong characteristics comparison for noise of LSF0204RUTR and SN74AVCH4T245PWR 0 Locked

    680 views
    5 replies
    Latest over 6 years ago
    by Emrys Maier
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