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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] Auto-Bidirectional Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] How do the LSF translators work? [FAQ] What is the difference…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Level Shifter Naming Convention

    Christan Perkins
    Christan Perkins
    The level shifter portfolio at Texas Instruments is vast, with hundreds of devices and packages. When you come across one of TI’s voltage translators, how do you quickly decipher what the name means? This naming guide above can be used for you to quickly…
    • Answered
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74LV4T08-Q1: Benefits of logic with integrated single supply level translation (LVxT) in wettable flank QFN packages

    Michael Marinello
    Michael Marinello
    Part Number: SN74LV4T08-Q1 Background: The growing need for level translation in automotive applications As microcontrollers and processors have moved towards lower supply voltages (Vcc), there has been in increase in demand for level translators…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum trace length that a logic device can drive?

    Ian Graham
    Ian Graham
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The maximum trace length that a logic device can drive is 60 mm. This is a safe trace length for most logic devices to drive across the majority of applications. This can often be…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the thickness of Gold (Au), Palladium (Pd), or Nickel (Ni) for TI's NiPdAu lead finish?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ Material Thickness Å nm μm Nickel (Ni) 5000 500 0.5 Palladium (Pd) 200 20 0.02 Gold (Au) 30 to 150 3 to 15 0.003 to…
    • over 2 years ago
    • Logic
    • Logic forum
  • [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 2 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 2 years ago
    • Logic
    • Logic forum
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  • Answered

    SN74LVC3G17: Level translator Vcc = 3V, Inputs = 5V? 0 Locked

    479 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Not Answered

    [FAQ] Can the input voltage (Vi) to my logic device be higher than the supply voltage (Vcc)? 0 Locked

    13093 views
    0 replies
    Started over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN7406: Customer (Kepco) rejected several shipments of parts from Avnet due to rusted or tarnished leads 0 Locked

    679 views
    3 replies
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74LVC1G17: About NC-pin 0 Locked

    327 views
    1 reply
    Latest over 7 years ago
    by Karan Kotadia
  • Suggested Answer

    SN74HCT273: TI SN74HCT273 Din hold time 0 Locked

    1399 views
    5 replies
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN74ALVC244: SN74ALVC244PWR 0 Locked

    510 views
    2 replies
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    LSF0204: VIL of I/O pin 0 Locked

    419 views
    3 replies
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC1G123: Output Pulse duration 0 Locked

    1925 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LS31: What is the minimum pulse width and the maximum frequency which can be input to SN74LS31? 0 Locked

    416 views
    3 replies
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74AHC1G09: IBIS model required. 0 Locked

    479 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Not Answered

    [FAQ] Where do I connect the thermal pad of the logic QFN devices? 0 Locked

    4201 views
    0 replies
    Started over 7 years ago
    by ShreyasRao
  • Suggested Answer

    SN74LV4T125: Thermal pad connection 0 Locked

    1154 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    TINA/Spice/SN74AUP1G80: Need the SPICE Model 0 Locked

    813 views
    2 replies
    Latest over 7 years ago
    by Kumar Munusamy70
  • Suggested Answer

    SN74AVC4T774: Max supported data rate for 3.3V to 1.2V/1.5V/1.8V/2.5V/3.3V level translation 0 Locked

    411 views
    2 replies
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    SN74HC139: IBIS MODEL 0 Locked

    432 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN74HCT244: SN74HCT244 output current problem 0 Locked

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

    TXS0108E: May I have some question for the part different ? 0 Locked

    5357 views
    12 replies
    Latest over 7 years ago
    by TAlex Wu
  • Answered

    SN74LS244: What does the 'E4' at the end of the part number mean? 0 Locked

    684 views
    2 replies
    Latest over 7 years ago
    by John Russo
  • Suggested Answer

    SN74AHC1G14: Issues on recognizing logical low 0 Locked

    1010 views
    8 replies
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    SN74GTL2003: SN74GTL2003 between LVCMOS18(1.8V) and LVTTL 3.3V 0 Locked

    548 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
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