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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

    SN74HC153: SN74HC153NSR:ESD data request 0 Locked

    341 views
    1 reply
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    SN74AVC4T234: Maximum data rate at 1.2V / 80 MHz clock and 160 Mbps DDR data rate 0 Locked

    947 views
    4 replies
    Latest over 4 years ago
    by Clemens Ladisch
  • Not Answered

    SN74AUP1T08: Can they use SN74AUP1G08 instead? 0 Locked

    335 views
    2 replies
    Latest over 4 years ago
    by Clemens Ladisch
  • Suggested Answer

    CD4046B: Multiplication circuit to be locked on a range of frequencies from 47 Hz to 63 Hz. 0 Locked

    1288 views
    1 reply
    Latest over 4 years ago
    by Emrys Maier
  • Not Answered

    SN74HC86: in someone batch, product can't work stably and the current increase continually. 0 Locked

    495 views
    5 replies
    Latest over 4 years ago
    by Clemens Ladisch
  • Answered

    SN74LVT244B: Isolation level 0 Locked

    349 views
    4 replies
    Latest over 4 years ago
    by Kazuhiko Hirano
  • Suggested Answer

    SN74LVTH244A: Bit-to-Bit skew and Part-to-Part skew 0 Locked

    415 views
    1 reply
    Latest over 4 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC86A: different bottom marking from different suppliers 0 Locked

    410 views
    7 replies
    Latest over 4 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC8T245: channel-to-channel and part-to-part skew 0 Locked

    422 views
    1 reply
    Latest over 4 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC8T245: SN74LVC8T245\Maximum supported clock rate 0 Locked

    267 views
    1 reply
    Latest over 4 years ago
    by Dylan Hubbard
  • Suggested Answer

    TIBPAL16R4-15M: Partner Programmer 0 Locked

    252 views
    2 replies
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    SN74HC245A: Missing Datasheet 0 Locked

    362 views
    1 reply
    Latest over 4 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HCS238: Compatibility verification with CPLD(ICE40UP5K-SG48I) 0 Locked

    381 views
    4 replies
    Latest over 4 years ago
    by Clemens Ladisch
  • Answered

    Comparator 0 Locked

    484 views
    7 replies
    Latest over 4 years ago
    by Sylvain
  • Suggested Answer

    SN74LS122: MC8601 to SN74LS122 0 Locked

    811 views
    7 replies
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    SN74AXC8T245: Any similar devices having Level 2/3 Isolation? 0 Locked

    250 views
    2 replies
    Latest over 4 years ago
    by Kazuhiko Hirano
  • Suggested Answer

    SN74LVC2G17-Q1: Could you please give me SN74LVC2G17-Q1 information? 0 Locked

    382 views
    3 replies
    Latest over 4 years ago
    by Emrys Maier
  • Suggested Answer

    CD4503B: IEC 62368-1 Certification 0 Locked

    306 views
    2 replies
    Latest over 4 years ago
    by Hiroaki Yuyama TED
  • Suggested Answer

    TXS0104E: Drive 0 Locked

    231 views
    5 replies
    Latest over 4 years ago
    by Clemens Ladisch
  • Answered

    SN74HCS32: Maximum Load Capacitance 0 Locked

    347 views
    2 replies
    Latest over 4 years ago
    by Shinichi Inoue
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