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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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  • Answered

    SN74AHC1G14: Looking for hysteresis values @ VCC=3.3V 0 Locked

    1031 views
    2 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    Path delay longer than the clock period. 0 Locked

    5178 views
    12 replies
    Latest over 8 years ago
    by Serge Mathieu
  • Answered

    SN74LVC8T245: Vccb connection 0 Locked

    1718 views
    3 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    Survey TI Level Shift IC 0 Locked

    763 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC1G57: SN74LVC1G57 0 Locked

    777 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    SN74AVC2T245: Unused data ports must not be floating; tie the unused port input and output to ground directly 0 Locked

    865 views
    2 replies
    Latest over 8 years ago
    by Nicholas Mariani9
  • Answered

    SN74LVC2T45: Unused data ports must not be floating; tie the unused port input and output to ground directly 0 Locked

    583 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74ALVC164245: Regarding SN74ALVC164245 buffer - internal series resistor 0 Locked

    780 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AHC595: SN74AHC595PW application question 0 Locked

    1308 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXS0108E: Drive Capability 0 Locked

    771 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    TXB0104: TXB0104 "Ioh" spec question 0 Locked

    925 views
    3 replies
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0104: TXB0104 wave 0 Locked

    2544 views
    3 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74HC165: request schematic review 0 Locked

    597 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    TXS0206A: how to use TXS0206A 0 Locked

    849 views
    1 reply
    Latest over 8 years ago
    by Nicholas Mariani9
  • Answered

    CD74HC93: CD74HC93 question 0 Locked

    2023 views
    5 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74LVT245B: Pull up resistor for SN74LVT245B? 0 Locked

    728 views
    2 replies
    Latest over 8 years ago
    by shanthi s
  • Suggested Answer

    SN74LVC3G04: SN74LVC3G14DCUR Icc to high with Vcc=5V and Input-Level=3,3V 0 Locked

    1243 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC2G14: SN74LVC2G14 Current consumption 0 Locked

    1110 views
    4 replies
    Latest over 8 years ago
    by Michael Larsen59
  • Answered

    SN74LVC8T245: SN74LVC8T245- Query Regarding Datasheet(Noise margin) 0 Locked

    1246 views
    4 replies
    Latest over 8 years ago
    by Ananthesh Acharya
  • Suggested Answer

    TXS0108E: I2C Communication Issue 0 Locked

    981 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
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