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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] What are the RHA numbers, codes or radiation testing ratings for my high reliability part number?

    Karan Kotadia
    Karan Kotadia
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ TI typically does not perform radiation testing on mil or commercial grade products. Parts that are tested will have ratings specified in their orderable part numbers. You…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] Is the reliability of a logic device affected by applying an input voltage larger than the supply (VCC)?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The reliability of a logic device is linked to the recommended operating conditions in the datasheet. As long as the device is operated within the recommended operating conditions…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I find reliability data for a logic device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ First, go to the device folder on TI.com. Once there, you can select the "Ordering & quality" tab: Finally, select "View or download" for the desired device:
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the impedance of the device's input pin? Is it CMOS or bipolar device?

    ShreyasRao
    ShreyasRao
    Other Parts Discussed in Thread: SN74LVC1G125 FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The impedance of a device's pin can be determined by Ohm's law : R= V/ I. Usually, the impedance of the CMOS input pins ( OE, DIR, A…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How to import Logic SPICE models netlist into TINA-TI (Logic TINA-TI test benches)

    Karan Kotadia
    Karan Kotadia
    Other Parts Discussed in Thread: TINA-TI FAQ: Logic and Voltage Translation > Simulation Models >> Current FAQ The purpose of this post is to show you how this netlist provided in the product folder can be imported and used in TINA-TI and how to provide…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] Is it necessary to have pull-down( or pullup) resistor on the OE pin or can I connect it directly to TXS/ TXB supply?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The OE ( output enable) is over voltage tolerant, high input impedance, active high enable pin for most of the TXS, TXB devices. If the IOs must be in high impedance during power…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] Can I connect the OE pin to Vccb supply pin instead of Vcca for TXS, TXB devices?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The OE ( output enable) is active high CMOS high input impedance pin for most of the TXS and TXB devices. The OE is referenced to Vcca supply w.r.t the voltage levels. i.e The Vih…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum output pulse length for a monostable multivibrator?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ There is no official maximum output pulse length for a monostable multivibrator device, but there are practical limits. The…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How stable is the output pulse length of a monostable multivibrator across changes in supply voltage?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ This plot is from the SN74LVC1G123 datasheet. You can see that the "K" value decreases as the supply increases, but it also…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How stable is the output pulse length of a monostable multivibrator across temperature?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ The application report Designing with the SN74LVC1G123 Monostable Multivibrator has some useful information regarding this. Essentially, the timing is primarily determined…
    • over 5 years ago
    • Logic
    • Logic forum
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  • Answered

    SN74LVTH125: Source current damage threshold on short to gnd fault. 0 Locked

    541 views
    8 replies
    Latest over 2 years ago
    by Anton Grounds
  • Answered

    SN74AHCT245: How to Identify DC Information from Labels and marking 0 Locked

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

    SN74LV1T126: Delta Icc of the buffer 0 Locked

    346 views
    1 reply
    Latest over 2 years ago
    by Emrys Maier
  • Not Answered

    [FAQ] Why do some SOT package parts from TI have a pin that is not in the mechanical drawing? 0 Locked

    2205 views
    0 replies
    Started over 2 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AXC4T774-Q1: Switching Characteristics 0 Locked

    373 views
    1 reply
    Latest over 2 years ago
    by Michael Ikwuyum
  • Answered

    SN74LVC1G17: SN74LVC1G17DCK3 NC Pin 0 Locked

    357 views
    2 replies
    Latest over 2 years ago
    by Connor Dack
  • Suggested Answer

    SN74LVC1G373: Do we have D-type latches with automotive grade? 0 Locked

    407 views
    1 reply
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  • Answered

    CD74HC367: THERMAL INFORMATION 0 Locked

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    5 replies
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    by Albert Xu1
  • Not Answered

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

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    462 views
    3 replies
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    by Emrys Maier
  • Suggested Answer

    TXB0106-Q1: Both I/O ports can keep HIGH voltage 0 Locked

    311 views
    1 reply
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    by Clemens Ladisch
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    1 reply
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  • Suggested Answer

    SN74HCS541: clamp diode structure 0 Locked

    375 views
    1 reply
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  • Answered

    SN74AHCT1G14: SN74AHCT1G14DBVR & SN74AHCT1G14DBVT 0 Locked

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

    SN74AVC4T774: diff between SN74AVC4T774RGYR & SN74AVC4T774RSVR 0 Locked

    300 views
    1 reply
    Latest over 2 years ago
    by Michael Ikwuyum
  • Answered

    LSF0204: Pull up resistor value limits for LSF devices 0 Locked

    397 views
    2 replies
    Latest over 2 years ago
    by Sai Sandeep Lolla
  • Suggested Answer

    SN74ABT245B: Part marking 0 Locked

    346 views
    1 reply
    Latest over 2 years ago
    by Ian Graham
  • Not Answered

    SN74LVC2G132DCUR Impedance Error 0 Locked

    367 views
    5 replies
    Latest over 2 years ago
    by Ian Graham
  • Answered

    SN74AVC2T45: Driving a bicolour LED 0 Locked

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

    SN74ACT04: How to increase out drive current. 0 Locked

    424 views
    1 reply
    Latest over 2 years ago
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