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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] The thermal information in the datasheet has changed! What does this mean for me?

    Nikki Dengel
    Nikki Dengel
    FAQ: Logic and Voltage Translation > Power and Thermals >> Current FAQ We have been updating the thermal values in our datasheet, so you may have received a notification about datasheet changes to the thermal values or noticed a datasheet revision about…
    • Answered
    • 8 months ago
    • Logic
    • Logic forum
  • [FAQ] Can TXG support IEC-ESD for offboard connections

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ TXG devices (both push-pull and open-drain) cannot support any level of IEC-ESD. However, IEC-ESD can still be achieved by using a protection device like the ESDS30x product…
    • 11 months ago
    • Logic
    • Logic forum
  • [FAQ] How far apart can two systems be when using ground-level translator devices?

    Joshua Salinas
    Joshua Salinas
    Other Parts Discussed in Thread: TXG8122-Q1 Open-Drain Architecture For I2C applications, the allowable distance between systems is primarily limited by total bus capacitance. The I2C specification limits bus capacitance to 400pF for Standard and…
    • 11 months ago
    • Logic
    • Logic forum
  • [FAQ] Will TXG QFN packages support wettable flank?

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ At the moment TXG QFN packages do not support wettable flanks. However, we are working towards supporting wettable flank packages once products are fully released. The QFN…
    • 11 months ago
    • Logic
    • Logic forum
  • [FAQ] What is the leakage between two grounds?

    Joshua Salinas
    Joshua Salinas
    Other Parts Discussed in Thread: TXG1041 FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ The leakage between two grounds is specified in the Electrical Characteristics section in the device datasheet. The table below shows…
    • 11 months ago
    • Logic
    • Logic forum
  • [FAQ] Can TXG be used as a simple level translator / buffer?

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ The TXG product family can be used as a standard level translator (VCCA > VCCB or VCCA < VCCB) or in a buffer configuration when VCCA equals VCCB. If ground shifting is not…
    • 11 months ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum trace length ground-level translators can drive?

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ The maximum trace length that ground-level translators (as well as logic devices) can drive is 60 mm. This is a safe trace length for most devices to drive across the majority…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Is DC ground shifting possible when both supplies are connected together?

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ Ground shifting requires the voltage supplies to be separated and to remain within the recommended operating conditions. In the image below, GNDB shifts by -5V due to parasitic…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Can a negative PWM signal be generated from a positive PWM signal?

    Joshua Salinas
    Joshua Salinas
    Other Parts Discussed in Thread: TXG8041 FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ A negative PWM signal can be generated using a ground-level translator if the system includes a negative supply rail. To prevent…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Ground-Level Translators

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > > Current FAQ [FAQ] What are the differences between Ground-Level Translators and Digital Isolators? [FAQ] Can I generate a negative PWM signal from a positive PWM signal? [FAQ] Is DC ground shifting possible…
    • over 1 year ago
    • Logic
    • Logic forum
>

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  • Not Answered

    [FAQ] Frequently Asked Questions: TPLD 0 Locked

    3131 views
    0 replies
    Started over 1 year ago
    by Malcolm Lyn
  • Answered

    [FAQ] [H] Frequently Asked Questions: Logic and Voltage Translation 0 Locked

    47158 views
    1 reply
    Latest over 4 years ago
    by Michael J Schultis
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    SN74AHC123A: SN74AHC123A repeatedly outputting pulses. 0

    2 views
    0 replies
    Started 51 minutes ago
    by nelson chang
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    SN74LV6T07-Q1: Request for Guidance on SN74LV6T07PWR Reset Logic Circuit 0

    14 views
    0 replies
    Started 1 hour ago
    by Bhakti Jena
  • Answered

    TXS0108E: TXS0108E: Pull down Resistor on outputs 0

    59 views
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    Latest 2 hours ago
    by KENGO AKIKAWA
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    SN74LVC1G125-EP: SN74LVC1G125-EP: Thermal resistance values 0

    20 views
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    SN74LVC1G08: No valid link to download PPAP document 0

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    SN74LVC2T45: Maximum Data Rate of SN74LVC2T45 0

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    Latest 5 hours ago
    by Jeevaaraam Sethuraman
  • Not Answered

    SN74LVC1G08-Q1: Q&A 0

    11 views
    0 replies
    Started 6 hours ago
    by Daniel Wang (auto)
  • Suggested Answer

    SN74LVC8T245: SN74LVC8T245 Level Shifter 1.5V to 5V 0

    31 views
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    Latest 10 hours ago
    by Brian Lin (TXP)
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    SN74AXC1T45: SN74AXC Power Sequencing 0

    51 views
    2 replies
    Latest 11 hours ago
    by Brian Lin (TXP)
  • Answered

    SN74LVC1G98-Q1: Current Consumption 0

    44 views
    2 replies
    Latest 16 hours ago
    by Marius Pop
  • Suggested Answer

    SN74AHC1G02: NOR gate as oscillator 0

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    1 reply
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    SN74HCS595-Q1: Abnormal output low level 0

    20 views
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    Started 20 hours ago
    by Frank QIN
  • Not Answered

    CD14538B: ESD Data for TSSOP package 0

    13 views
    0 replies
    Started 23 hours ago
    by Jejomar Ildefonso
  • Not Answered

    SN74LVC1G07: SO#590098 / SN74LVC1G07DCKRE4 defective 0

    38 views
    2 replies
    Latest 1 day ago
    by Manuel Rosario
  • Not Answered

    SN74AUP1G08: Request for SN74AUP1G08DBVR Datasheet, RoHS Declaration, and OrCAD Library 0

    20 views
    0 replies
    Started 1 day ago
    by Bruce Dai
  • Suggested Answer

    LSF0101: Package spec information regquest 0

    179 views
    5 replies
    Latest 3 days ago
    by Jason Trinh
  • Answered

    SN74HC4020: RthetaJC for SN74HC4020 0

    109 views
    5 replies
    Latest 3 days ago
    by Nikki Dengel
  • Suggested Answer

    SN74LVC3G14: SN74LVC3G14DCUR — 2A input degraded to ~5 k ohm to GND after thermal/bias exposure; requesting failure analysis path 0

    91 views
    4 replies
    Latest 3 days ago
    by Akshay Momaya
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