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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] Why do some SOT package parts from TI have a pin that is not in the mechanical drawing?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ In short, this is not an extra pin and it is nothing to be concerned about. It is part of the support used in the manufacturing process. - SOT (Single Outline Transistor…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74HCS00: The Logic Industry's Smallest Leaded Package; DYY

    Brandt Burgdorf
    Brandt Burgdorf
    Part Number: SN74HCS00 The Logic Industry’s Smallest Leaded Package; SOT-23-THIN (DYY) Many companies still rely solely on optical verification methods to ensure their components have been successfully soldered and are unwilling or not yet able to…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What's the difference between a buffered and unbuffered CMOS device?

    Albert Xu1
    Albert Xu1
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ Definition: A buffered CMOS device has output characteristics that only relies on the logical output of the gate. In a NOR gate, different input values can result in the same output…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74HCS595-Q1: How do Wettable Flank WQFN packages (WBQB) help LOGIC automotive customers?

    Michael Marinello
    Michael Marinello
    Part Number: SN74HCS595-Q1 Other Parts Discussed in Thread: SN74HCS138-Q1 , SN74HCS151-Q1 , SN74HCS153-Q1 , SN74HCS157-Q1 , SN74HCS165-Q1 , SN74HCS259-Q1 , SN74HCS365-Q1 , SN74HCS367-Q1 , SN74HCS594-Q1 , Efficient Automated Optical Inspection (AOI) with…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] How will a logic device respond to a short or open circuit?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ This is provided as information only, and is not a guarantee of device performance under the conditions described. This is not a Pin FMEA document, as Standard Logic devices…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Why is there a voltage offset at the input of the SN74AXCxTxxx device?

    Dylan Hubbard
    Dylan Hubbard
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ The AXC family of Voltage Translators have built in dynamic pull-downs at the I/O. These pull-downs assist with with the glitch free power sequencing feature included in this…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Do I still need pull-up/pull-down resistors with bus-hold circuitry?

    Albert Xu1
    Albert Xu1
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ Short answer: External pull-up/down resistors are not recommended for devices with bus-hold circuitry. Explanation: A pull-up or pull-down resistor will create a voltage-divider…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Why are the TXS01xx VIH/VIL specifications so stringent?

    Dylan Hubbard
    Dylan Hubbard
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ TXS family translators utilize a FET-based architecture with an N-channel pass-gate transistor used to open and close the connection between the A-port and B-port. The FET connects…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] [H] Frequently Asked Questions: Logic and Voltage Translation

    Michael J Schultis
    Michael J Schultis
    Select this link to see answers to common questions, detailed use case implementations, and part recommendations for logic and voltage translation devices. . Top Logic and Voltage Translation FAQs - All-Time How does a slow or floating input affect…
    • Answered
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the typical delay of a logic device in a particular logic family?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Timing Parameters >> Current FAQ Delays vary from device to device, however a general idea of delay can be shown graphically: Two things to note from the above graphic (1) Delay always increases as the supply…
    • over 4 years ago
    • Logic
    • Logic forum
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  • Answered

    SN74AUP1T00: SN74AUP1T00 Vin voltage is larger than 3.3v and VCC voltage is 3.3v,ok? 0 Locked

    870 views
    4 replies
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    CD4010B-Q1: The float VDD voltage is 4.35v? 0 Locked

    1745 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74LVC1G07: SN74LVC1G07 Schmitt Trigger on Ports 0 Locked

    702 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    TXB0104: TXB0104 output driving capability 0 Locked

    3403 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Suggested Answer

    SN74AVC16T245: SN74AVC16T245 application 0 Locked

    1007 views
    4 replies
    Latest over 8 years ago
    by Nanfang Liao
  • Suggested Answer

    Long distance transmission of CMOS single end output 0 Locked

    2107 views
    4 replies
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    Input impedance of SN74CB3Q330x / TS12A451x 0 Locked

    1005 views
    4 replies
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AUC1G79: Problem on the Output Q pin 0 Locked

    759 views
    2 replies
    Latest over 8 years ago
    by Joe Stephan
  • Suggested Answer

    LSF0204 VOL(output voltage low level) too high 0 Locked

    1315 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    LSF0108: Questions about this Bidirectional Multi-Voltage Level Translator Part 0 Locked

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

    SN74LVC125A: Waveform of VCC 0 Locked

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

    TXS0102: TXS0102 typical power consumption 0 Locked

    789 views
    5 replies
    Latest over 8 years ago
    by Patrick Chen(TPE System & Application)
  • Not Answered

    functionality of an Integrated Circuit? 0 Locked

    1304 views
    11 replies
    Latest over 8 years ago
    by Hupaa San
  • Answered

    About input voltage level on A-port (TXS02612) 0 Locked

    776 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Not Answered

    [SN74LVC1G125-Q1] Please Review the SCH and Operation 0 Locked

    1701 views
    3 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    SN74LVC157A: Input transition rise or fall rate 0 Locked

    621 views
    2 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74LVC1G86: Pd, ΨJT and θJC parameter 0 Locked

    709 views
    1 reply
    Latest over 8 years ago
    by Joe Stephan
  • Not Answered

    TXB0108: TXB0108 about the frequency issue 0 Locked

    781 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Answered

    SN74AUP1G04: CI of SN74AUP1G04 0 Locked

    686 views
    2 replies
    Latest over 8 years ago
    by ttd
  • Suggested Answer

    SN74AHC1G04: SN74AHC1G04DCKR - The variability of output resistance 0 Locked

    1003 views
    5 replies
    Latest over 8 years ago
    by Clemens Ladisch
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