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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

    TXB0104: UART signal is being chopped 0 Locked

    1147 views
    2 replies
    Latest over 2 years ago
    by Murilo F
  • Suggested Answer

    SN74LV1T34: 5v5 tolerant input on this part? 0 Locked

    508 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AUP1G126: About damage of SN74AUP1G126 0 Locked

    434 views
    3 replies
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC2G34: BUFFER CIRCUIT IS CAUSING UNEXPECTED VOLTAGE DROP WHEN IMPLEMENTED FOR AN AND GATE CIRCUIT 0 Locked

    736 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    LSF0204-Q1: Application Question 0 Locked

    428 views
    2 replies
    Latest over 2 years ago
    by Jack Guan
  • Suggested Answer

    SN74LVC1G80: The initial state 0 Locked

    328 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC2G74: Output status question 0 Locked

    501 views
    3 replies
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AVCH4T245-EP: Pull-up/Pull-down resistors 0 Locked

    571 views
    2 replies
    Latest over 2 years ago
    by Jack Guan
  • Not Answered

    LSF0108: latch-up possible like with Vref B zero and Inputs 3.3 Volt 0 Locked

    298 views
    2 replies
    Latest over 2 years ago
    by Michael Ikwuyum
  • Answered

    SN74LVC1G32-EP: Thermal Resistance 0 Locked

    361 views
    3 replies
    Latest over 2 years ago
    by Albert Xu1
  • Answered

    SN74LVC2G17-EP: Thermal Resistance 0 Locked

    381 views
    3 replies
    Latest over 2 years ago
    by Albert Xu1
  • Answered

    SN74LVC1G04-EP: Thermal Resistance 0 Locked

    414 views
    4 replies
    Latest over 2 years ago
    by Albert Xu1
  • Suggested Answer

    1P1G126QDBVRQ1 0 Locked

    266 views
    1 reply
    Latest over 2 years ago
    by Albert Xu1
  • Suggested Answer

    SN74LVTH244A: RGY Package Thermal Data 0 Locked

    360 views
    2 replies
    Latest over 2 years ago
    by Albert Xu1
  • Answered

    TXS0206: need current consumption on VCCa and VCCb 0 Locked

    500 views
    5 replies
    Latest over 2 years ago
    by Swathi D
  • Suggested Answer

    SN74HC595: 74HC595 - part IBIS model required or Any other alternate part IBIS model. 0 Locked

    505 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC1G07: SN74LVC1G07DBVTG4 0 Locked

    249 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC1G07: SN74LVC1G07DBVRG4 0 Locked

    295 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    CD4013B: SN74LS00N and CH4013BE 0 Locked

    438 views
    2 replies
    Latest over 2 years ago
    by Sapna Razdan
  • Not Answered

    TCA9539QPWRQ1 0 Locked

    253 views
    2 replies
    Latest over 2 years ago
    by Jack Guan
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