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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

    LSF0108: Removal of Rpu 0 Locked

    430 views
    5 replies
    Latest over 3 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC2G17: Lead Finish 0 Locked

    544 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    SN74LS377: PINS looks like be oxidized 0 Locked

    711 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC1T45-Q1: VCC and I/O signal 0 Locked

    325 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0104-Q1: TXB0104QPWRQ1 questions 0 Locked

    590 views
    4 replies
    Latest over 3 years ago
    by guizhang chi
  • Answered

    LSF0102: Pull-up resistor needed for push-pull signal? 0 Locked

    629 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AUC07: Delta Icc 0 Locked

    528 views
    2 replies
    Latest over 3 years ago
    by Emrys Maier
  • Not Answered

    SN74LVC126A: Can SN74LVC126A support UART(6MHz) data? 0 Locked

    204 views
    2 replies
    Latest over 3 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC4245A: Question about the SN74LVC4245A behavior during Power up 0 Locked

    465 views
    4 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Answered

    SN74LVC1G08: AND gate Vcc 3.3V Vih<1.6V 0 Locked

    363 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AVC4T774: Question about SN74AVC4T774RSVR design 0 Locked

    260 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXS0108E: Problem driving NPN relay 0 Locked

    575 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Not Answered

    TXS0108E: Problem driving NPN relay 0 Locked

    283 views
    0 replies
    Started over 3 years ago
    by Sean Scharffenorth
  • Answered

    TXS0104E: Drive capability of Port B 0 Locked

    529 views
    2 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Not Answered

    SN74LVCH16T245-EP: SN74LVCH16T245-EP Spec document's V62/09605-01XE Temperature Cycle or Thermal Shock 0 Locked

    271 views
    4 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Answered

    Operating and storage temperature ranges 0 Locked

    204 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Answered

    SN74HC594: MAX Clock frequency under Vcc=3.3V condition 0 Locked

    279 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    SN74HC365: SN74HC365DR & SN74HC365DRE4 difference 0 Locked

    214 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    SN74LV1T34: Asking for the SN74LV1T34DCKR design suggestion 0 Locked

    214 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    LSF0102: low level voltage 0 Locked

    468 views
    6 replies
    Latest over 3 years ago
    by Dylan Hubbard
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