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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

    SN74LV123A: max propagation delay 0 Locked

    299 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    CD74HC423: ESD Information 0 Locked

    359 views
    3 replies
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    SN74LVC00A-EP: ESD information 0 Locked

    313 views
    3 replies
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    SN74AHCT1G14: ESD information 0 Locked

    273 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Not Answered

    CD74HC74: ESD Information 0 Locked

    245 views
    2 replies
    Latest over 3 years ago
    by Cedrick
  • Suggested Answer

    SN74AHCT1G125: Short between Pins 3 and 4 0 Locked

    375 views
    4 replies
    Latest over 3 years ago
    by Eric Kneisler
  • Suggested Answer

    SN74LVC16244A: what is the max work frequency or recommend frequency? 0 Locked

    319 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G07: Power Dissipation 0 Locked

    981 views
    5 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    TXS0104E-Q1: Propagation delay time (high to low), from B (input) to A (output) Open-drain driving 0 Locked

    435 views
    2 replies
    Latest over 3 years ago
    by Shiraz Macuff
  • Suggested Answer

    SN74LVC1G11-EP: Thermal Resistance 0 Locked

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

    TXB0304: pin to pin with PI4ULS3V304AZMAEX 0 Locked

    312 views
    2 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    TXS0108E: Is this device suitable for SPI and I2C 0 Locked

    966 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Not Answered

    SN74LVC3G06: Logic forum 0 Locked

    192 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Discussion

    SN74LVC1G00: SN74LVC1G00DCKR: Please provide the reflow profile graph Locked

    903 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Answered

    SN74LVC1G38: SN74LVC1G38DBVR: Please provide the Reflow profile graph 0 Locked

    1257 views
    3 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0108: Failed to translate up to 10Mhz signal 0 Locked

    231 views
    1 reply
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC125A: SN74LVC125ADBR PCN change information 0 Locked

    231 views
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    Latest over 3 years ago
    by Albert Xu1
  • Answered

    CD4047B-MIL: Schematic review 0 Locked

    1533 views
    10 replies
    Latest over 3 years ago
    by Jimmy Lai
  • Answered

    SN74AXC4T774: Supply voltage 0 Locked

    380 views
    5 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AVC4T245-Q1: Question about capacitance load of transmit port 0 Locked

    645 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
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