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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

    SN74LVC1G123: dV/dt max spec 0 Locked

    622 views
    3 replies
    Latest over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    SN74LVC2G126: Rise- and fall-time, switching speed 0 Locked

    370 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Discussion

    [FAQ] If the OE pin is asserted to maintain Hi-Z at the IO, will it disconnect the internal pull-up resistors in TXS devices? Locked

    2497 views
    0 replies
    Started over 6 years ago
    by ShreyasRao
  • Answered

    TXS0108E-Q1: Max leakage current on A / Port? 0 Locked

    367 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    TXB0102: TXB0102 Driving into another TXB0102 0 Locked

    531 views
    1 reply
    Latest over 6 years ago
    by Karan Kotadia
  • Answered

    SN74LV1T34: Output level 0 Locked

    1884 views
    5 replies
    Latest over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    SN74LVC1G374: Need ibis model for this IC 0 Locked

    749 views
    1 reply
    Latest over 6 years ago
    by Dylan Hubbard
  • Answered

    SN74AUP3G34: SN74AUP3G34DC - Need to know whether the output is push pull 0 Locked

    837 views
    4 replies
    Latest over 6 years ago
    by Ashwin srinivasan
  • Answered

    LSF0204: LSF0204 Enable select & Rpu level 0 Locked

    728 views
    2 replies
    Latest over 6 years ago
    by Hugo Liu
  • Suggested Answer

    CD74AC164: Cascading CD74AC164 0 Locked

    533 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AXCH8T245: data rate for Vcca = 1.8V and Vccb = 3.3V 0 Locked

    1879 views
    9 replies
    Latest over 6 years ago
    by Dylan Hubbard
  • Answered

    SN74LVC1G29: package drawing pin number discrepancy 0 Locked

    659 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC16T245: Looking for similar IC ,but has more bits than SN74LVC16T245 0 Locked

    389 views
    1 reply
    Latest over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    SN74HC164: PCN for 74HC164PW 0 Locked

    570 views
    1 reply
    Latest over 6 years ago
    by Karan Kotadia
  • Answered

    SN74LVC1G07: Connecting NC to GND 0 Locked

    554 views
    1 reply
    Latest over 6 years ago
    by Karan Kotadia
  • Answered

    SN74LV125A-Q1: Thermal pad connection to GND or N/C? 0 Locked

    946 views
    2 replies
    Latest over 6 years ago
    by user5266793
  • Suggested Answer

    SN74AVC4T245-Q1: Output status question 0 Locked

    750 views
    2 replies
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0206: about TXS0206 application 0 Locked

    612 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC1G74: what is the status of Q and Q# after first power up? pls help check the bellow circult 0 Locked

    1117 views
    2 replies
    Latest over 6 years ago
    by Karan Kotadia
  • Suggested Answer

    Do we have a switch logical device for SIM card? 0 Locked

    564 views
    1 reply
    Latest over 6 years ago
    by Adam Torma
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