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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

    TXS0101: Why VIL is 0.15V max. 0 Locked

    252 views
    2 replies
    Latest 10 months ago
    by Jack Guan
  • Suggested Answer

    SN74LVTH126: how to understand IOH 0 Locked

    317 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC2244A: Different output when input float 0 Locked

    221 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVCH8T245: Looking for a shift register to interface transistors to an I2C port extender (TCAL6416) 0 Locked

    277 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Suggested Answer

    TPLD801: Programming in a production environment 0 Locked

    509 views
    2 replies
    Latest 10 months ago
    by Ian Graham
  • Suggested Answer

    CD4047B: The CD4047BM96 chip failure issue requires a schematic check 0 Locked

    529 views
    7 replies
    Latest 10 months ago
    by Owen Westfall
  • Answered

    SN74LVC1G04-Q1: Input current 0 Locked

    252 views
    2 replies
    Latest 10 months ago
    by Michael Daimer
  • Answered

    LM73606: Please review the LM73606 schematic. 0 Locked

    300 views
    3 replies
    Latest 10 months ago
    by Taru Kapoor
  • Answered

    SN54SC8T541-SEP: Mixed input and input same as VCC ok? 0 Locked

    201 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Answered

    SN74LVCC3245A: Regarding abs for Iout 0 Locked

    248 views
    3 replies
    Latest 10 months ago
    by Daisuke Higa
  • Suggested Answer

    SN74LVC3G17: Signal ringing after long trace 0 Locked

    426 views
    7 replies
    Latest 10 months ago
    by Danny Han
  • Answered

    SN74HCS30: Tina/Spice model needed for simulation 0 Locked

    258 views
    5 replies
    Latest 10 months ago
    by Aydin Kiasat
  • Suggested Answer

    TXS0102: Regarding OE 0 Locked

    265 views
    2 replies
    Latest 10 months ago
    by Jack Guan
  • Suggested Answer

    SN74AC32: VIH value update request +1 Locked

    175 views
    1 reply
    Latest 10 months ago
    by Malcolm Lyn
  • Answered

    SN74AHC14: Can the exposed pad under the VQFN variant be connected to ground? 0 Locked

    176 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Answered

    SN74LVC16T245: BGA package status 0 Locked

    185 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LV595A: SN74LV595APWR 0 Locked

    174 views
    1 reply
    Latest 10 months ago
    by Clemens Ladisch
  • Answered

    TXS0102: with Vref A and B at same level 1.8V 0 Locked

    292 views
    3 replies
    Latest 10 months ago
    by Ignacio Majcherczyk
  • Suggested Answer

    LSF0102: Pull-up resistor selection +1 Locked

    237 views
    1 reply
    Latest 10 months ago
    by Jack Guan
  • Answered

    SN74AXC4T245: Any internal pull-up or pull-down resisters at OE_ pins and DIR pins? 0 Locked

    190 views
    2 replies
    Latest 10 months ago
    by Joshua Salinas
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