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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

    SN74AHC1G00-Q1: FIT, Failure mode & distribution 0 Locked

    110 views
    1 reply
    Latest 4 months ago
    by Michael Marinello
  • Suggested Answer

    TXB0104: Confusion regarding VCCA ≤ VCCB condition and VCC isolation feature 0 Locked

    175 views
    3 replies
    Latest 4 months ago
    by Jack Guan
  • Answered

    SN74LVC1G10: Pull up unused input pin : does it need a resistor to Vcc ? 0 Locked

    192 views
    3 replies
    Latest 4 months ago
    by Albert Xu1
  • Suggested Answer

    CD14538B: PSPICE model request 0 Locked

    119 views
    1 reply
    Latest 4 months ago
    by Albert Xu1
  • Suggested Answer

    CD74HCT132: Difference between PN CD74HCT132M and CD74HCT132M96 0 Locked

    212 views
    8 replies
    Latest 4 months ago
    by Albert Xu1
  • Suggested Answer

    SN74LVC1G08-Q1: ESD and Latch up test report 0 Locked

    124 views
    1 reply
    Latest 4 months ago
    by Albert Xu1
  • Answered

    SN74ACT8541: SN74ACT8541 replace SN74ACT244 0 Locked

    109 views
    1 reply
    Latest 4 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AUP1T34: I want to know the internal pull-up resistor value of the product. 0 Locked

    103 views
    2 replies
    Latest 4 months ago
    by Joshua Salinas
  • Answered

    SN74AVC24T245: Regarding the number of bits for direction switching 0 Locked

    128 views
    4 replies
    Latest 4 months ago
    by ken kodaira
  • Suggested Answer

    SN74LS07: TTL Voltage to CMOS Level 0 Locked

    174 views
    3 replies
    Latest 4 months ago
    by Clemens Ladisch
  • Answered

    SN74AXC8T245-Q1: Delay time between DIR and A, B? 0 Locked

    119 views
    2 replies
    Latest 4 months ago
    by Leo Ma
  • Suggested Answer

    SN74LVC245A: as per schematic 0 Locked

    138 views
    1 reply
    Latest 4 months ago
    by Clemens Ladisch
  • Answered

    LSF0108-Q1: Bi-directional step-up not working LSF0108-Q1 0 Locked

    106 views
    1 reply
    Latest 4 months ago
    by Jack Guan
  • Suggested Answer

    SN74AVC8T245: power supply 0 Locked

    129 views
    3 replies
    Latest 4 months ago
    by Jack Guan
  • Suggested Answer

    SN54LS86A: Looking for /883 part: SN54LS86J/883 0 Locked

    115 views
    2 replies
    Latest 4 months ago
    by Ian Graham
  • Suggested Answer

    SN5404: Looking for /883 part 0 Locked

    130 views
    2 replies
    Latest 4 months ago
    by Ian Graham
  • Not Answered

    SN7407: CAGE 0 Locked

    121 views
    2 replies
    Latest 4 months ago
    by Ian Graham
  • Answered

    TXU0204: Can VCCB be powered off while VCCA is on? 0 Locked

    119 views
    1 reply
    Latest 4 months ago
    by Joshua Salinas
  • Answered

    SN74ABT244A: Body Marking Date Code 0 Locked

    208 views
    3 replies
    Latest 4 months ago
    by Clemens Ladisch
  • Answered

    SN74HC244: Active status and alternate suggestion 0 Locked

    94 views
    1 reply
    Latest 4 months ago
    by Clemens Ladisch
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