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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

    SN74AVC8T245: Should VQFN's thermal pad connect to GND? 0 Locked

    486 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    CD74HC123: Max power dissipation 0 Locked

    466 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    CD4046B: Phase lock loop 0 Locked

    403 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    TXB0104-Q1: unused pin 0 Locked

    817 views
    3 replies
    Latest over 7 years ago
    by ShreyasRao
  • Not Answered

    CY54FCT245T: I have doubt about the Icc 0 Locked

    370 views
    1 reply
    Latest over 7 years ago
    by Wade Vonbergen
  • Answered

    CD74HC221: CD74HC221M96 HBM ESD level? 0 Locked

    423 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC2G08: please provide the pin to pin source same as NL27WZ08USG and package is US-8P 0 Locked

    407 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    RoHS (EU)2015/863 ? 0 Locked

    1604 views
    2 replies
    Latest over 7 years ago
    by Mark Frimann
  • Suggested Answer

    Asking for 10bit level shifter recommendation 0 Locked

    475 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    SN74LVC240A: Can 8 LEDs be driven? 0 Locked

    626 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    SN74LV123A-Q1: Output pin state during power-up 0 Locked

    572 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    SN74LVC1T45: Pullup resistor value to reverse direction... 0 Locked

    692 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    SN74AHC541: Absolute Maximum Ratings of Tj 0 Locked

    659 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    SN74AHC541: Electrical Characteristics 0 Locked

    962 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    TXS0108E: using in I2C and SWD application at same time 0 Locked

    1265 views
    6 replies
    Latest over 7 years ago
    by Rohit Gujarathi
  • Answered

    SN74LVC1G123: Protection diode 0 Locked

    613 views
    3 replies
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74AVC16374: Max junction temp 0 Locked

    254 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74AVC2T45: VCCA/VCCB Power Sequencing 0 Locked

    454 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    CD74HC4046A: FSK demodulation for 27MHz - with mark and space frequencies 4 KHz apart 0 Locked

    1314 views
    9 replies
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0108E: The application of the TXS0108 0 Locked

    1068 views
    3 replies
    Latest over 7 years ago
    by Karan Kotadia
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