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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 3 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 3 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)…
    • 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

    CD4043B: Output logic when start-up 0 Locked

    619 views
    3 replies
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74LVCH16T245: Replacement for BGA package 0 Locked

    626 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    MM54HC132J/883 0 Locked

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    by Clemens Ladisch
  • Suggested Answer

    Open-drain to Push-pull connection 0 Locked

    1530 views
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    Latest over 5 years ago
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  • Not Answered

    SN74LVC1G175: replacement with 1 or 2x of SN74LVC1G00 ? 0 Locked

    474 views
    2 replies
    Latest over 5 years ago
    by ana teomindy
  • Suggested Answer

    SN74LVC8T245: SN74LVC8T245 0 Locked

    299 views
    1 reply
    Latest over 5 years ago
    by Chad Crosby
  • Answered

    SN74LVC2G07: Different IO in two seperate pins- open drain 0 Locked

    435 views
    5 replies
    Latest over 5 years ago
    by Vignesh M26
  • Answered

    SN74LVC1G3208-EP: Trace Code 0 Locked

    365 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC1T45: when uart TX 3.3V level shift to 5.0V,then overshoot and undershoot is large.how to impove it. 0 Locked

    1664 views
    2 replies
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1T45: My design requirements are VCCA and VCCB max upto 6V. So can I go for this IC? 0 Locked

    369 views
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    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    CD54ACT283: 4-Bit Binary Full Adder 0 Locked

    371 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74AVC16T245: The SN74AVC16T245 datasheet mentions the requirements for transition rise / fall time. How did this parameter come from? What happens if the input slope exceeds this requirement? 0 Locked

    321 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    TXB0108: Power dissipation of the TXB0108 0 Locked

    386 views
    2 replies
    Latest over 5 years ago
    by AMARNADH CH
  • Answered

    SN74HCS7002-Q1: HCS Logic device difference 0 Locked

    696 views
    3 replies
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74HCS08: PSPICE Model for SN74HCS08 0 Locked

    1413 views
    2 replies
    Latest over 5 years ago
    by Volker Dietrich
  • Suggested Answer

    Inquire output keep pull low solution no matter input is High or Low 0 Locked

    303 views
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    Latest over 5 years ago
    by Chad Crosby
  • Not Answered

    TDN1H-3130-0595-QFN 0 Locked

    222 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Answered

    TXB0104-Q1: Internal protection diode 0 Locked

    264 views
    1 reply
    Latest over 5 years ago
    by ShreyasRao
  • Suggested Answer

    SN74AVC8T245-Q1: 0 Locked

    391 views
    3 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC1G125: Input 5V for output pin Y 0 Locked

    208 views
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    Latest over 5 years ago
    by Chad Crosby
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