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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 3 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

    max recommended output current ? SN74HCT273 0 Locked

    397 views
    2 replies
    Latest over 8 years ago
    by Bryan Deguire
  • Suggested Answer

    Damaged SN74LVC2G 0 Locked

    977 views
    1 reply
    Latest over 8 years ago
    by ShreyasRao
  • Answered

    SN74LVC14A Supply voltage 0 Locked

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    4 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    ESD rating for SN74F253DR 0 Locked

    374 views
    1 reply
    Latest over 8 years ago
    by Joe Stephan
  • Answered

    TXS0108E 0 Locked

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

    SN74LVC157A Signal Rate 0 Locked

    542 views
    2 replies
    Latest over 8 years ago
    by Luke Sun
  • Not Answered

    SN74LV4046A - Frequency multiplier: settings the parameter, where to start? 0 Locked

    5749 views
    10 replies
    Latest over 8 years ago
    by Alberto Carboni
  • Answered

    SN74HC126 parameters at 3.3V and IBIS model 0 Locked

    561 views
    2 replies
    Latest over 8 years ago
    by Hiroshi Sato
  • Suggested Answer

    Differences between CF4320 and SN74LV4320 0 Locked

    788 views
    2 replies
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0108PWR(Level Translator) - can fail during ESD? 0 Locked

    1822 views
    5 replies
    Latest over 8 years ago
    by aozer
  • Answered

    SN74HC138 thermal parameter 0 Locked

    577 views
    1 reply
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    SN74AVC4T774 0 Locked

    487 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Not Answered

    Query on Lifecycle status of TI parts 0 Locked

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

    SN74LVT125PWR -Grade Details 0 Locked

    580 views
    3 replies
    Latest over 8 years ago
    by ShreyasRao
  • Answered

    SN74AVC4T245 Power sequence 0 Locked

    460 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Discussion

    TS5A3157 design issue Locked

    1574 views
    6 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    txs0102: 1.8V to 3.3V 0 Locked

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

    SN74HC165DR 0 Locked

    438 views
    1 reply
    Latest over 8 years ago
    by ShreyasRao
  • Not Answered

    SN74LV4052A bidirection and I2S usage 0 Locked

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

    SN74LVC1G80 Initial state and the Q0 mean? 0 Locked

    682 views
    3 replies
    Latest over 8 years ago
    by Clemens Ladisch
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