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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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  • Not Answered

    Supply current increases on SN74LVC2G14 vs input voltage 0 Locked

    386 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    "dc drive strength" of TXB0108 0 Locked

    898 views
    2 replies
    Latest over 15 years ago
    by Rahul16136
  • Answered

    Where is literature of SCEA044 ? 0 Locked

    488 views
    2 replies
    Latest over 15 years ago
    by Hiroshi Hashimoto16564
  • Not Answered

    The ESD of SN74LVC07A and ringing on input of SN74LVC07A 0 Locked

    447 views
    2 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    TI_RS232_MAX3222IPWR Questions 0 Locked

    313 views
    3 replies
    Latest over 15 years ago
    by Ron Michallick
  • Not Answered

    TXB0108 IO Question 0 Locked

    342 views
    2 replies
    Latest over 15 years ago
    by Rahul16136
  • Not Answered

    SN74LVC1G74 positive edge triggering problem 0 Locked

    969 views
    3 replies
    Latest over 15 years ago
    by Steve Marum
  • Answered

    ESD protection question 0 Locked

    965 views
    2 replies
    Latest over 15 years ago
    by Steve Marum
  • Not Answered

    What's the difference between 74AVCB324245 and 74AVC32T245 0 Locked

    1051 views
    2 replies
    Latest over 15 years ago
    by Justfora
  • Not Answered

    Fig.9 and 10 on the datasheets of TS5A2066 0 Locked

    368 views
    2 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    SN74LVC1G125 as a level shifter 0 Locked

    1228 views
    3 replies
    Latest over 15 years ago
    by Roger Plante
  • Not Answered

    Loading down the sn74auc1g126 0 Locked

    327 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    SN74AVC4T245 Power Consumption 0 Locked

    487 views
    2 replies
    Latest over 15 years ago
    by Steven Carter
  • Not Answered

    SN74AVCH4T245 and SN74AVCH8T245 bus hold circuitry pulls substantial current 0 Locked

    426 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    PCA9545A and usage with different voltages levels on I2C busses 0 Locked

    1264 views
    5 replies
    Latest over 15 years ago
    by Roland Pang
  • Not Answered

    The spec of input transition rate of LVC00A,04A,06A,07A 0 Locked

    550 views
    4 replies
    Latest over 15 years ago
    by Hiroshi Hashimoto16564
  • Answered

    SN74AVC24T245ZRGR Need Prop delay 1-641580006 0 Locked

    863 views
    1 reply
    Latest over 15 years ago
    by Hattie
  • Not Answered

    SN74LVC1G04DCKR IBIS model 0 Locked

    323 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    SN74AVCH8T245 | If I bring the part up with the OE_L signal pulled high, will the part accept having it’s input/output lines pulled without damage? 0 Locked

    406 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    Power Consumption in SN74AVC16T245 0 Locked

    395 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
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