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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
    • 5 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…
    • 8 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…
    • 8 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…
    • 8 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…
    • 8 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…
    • 8 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…
    • 10 months 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…
    • 10 months 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…
    • 10 months 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…
    • 10 months ago
    • Logic
    • Logic forum
>

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  • Not Answered

    [FAQ] Frequently Asked Questions: TPLD 0 Locked

    2738 views
    0 replies
    Started over 1 year ago
    by Malcolm Lyn
  • Answered

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

    44996 views
    1 reply
    Latest over 4 years ago
    by Michael J Schultis
  • Not Answered

    LSF0102: LSF VREFB control from 3.3V GPIO 0

    0 views
    0 replies
    Started 30 minutes ago
    by spandana SP
  • Suggested Answer

    SN74LVC2G17-Q1: VIH,VIL value for VCC=5V 0

    33 views
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    Latest 40 minutes ago
    by Nikki Dengel
  • Suggested Answer

    SN74LVC1G08-EP: What is the junction-to-case (bottom) thermal resistance for the SN74LVC1G08MDCKREP? 0

    38 views
    4 replies
    Latest 2 hours ago
    by Beverly Lesser
  • Not Answered

    SN74AVC4T774: Regarding Level Shifting of SN74AVC4T774 0

    15 views
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    Started 6 hours ago
    by Kyohei
  • Suggested Answer

    SN74LVC541A-EP: Max Frequency Clarification 0

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    by Daniel Connolly-Taylor
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    SN74AHC74: SN74AHC74 0

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    SN74ABT244A: SN74ABT244ADW - Input and Output logic levels with respect to Vcc 0

    53 views
    6 replies
    Latest 6 hours ago
    by Clemens Ladisch
  • Not Answered

    CD4013B: REMINDER - HEMERIA [140-052026] - SU2102-0013 - TEXAS INSTRUMENTS FRANCE 0

    9 views
    0 replies
    Started 8 hours ago
    by Elise RUPAIRE
  • Not Answered

    SN74AHC1G08-Q1: tpd, tplh , tphl min max and typical value at 5V 0

    7 views
    0 replies
    Started 8 hours ago
    by Pranjali Andhare
  • Suggested Answer

    SN74LVC1G125: SN74LVC1G125DCKR 3V3 shorted to GND 0

    232 views
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    Latest 2 days ago
    by Nikki Dengel
  • Suggested Answer

    LSF0108: voltage conversion 0

    49 views
    3 replies
    Latest 3 days ago
    by Brian Lin (Taiwan)
  • Suggested Answer

    SN74LVC2G126: SN74LVC2G126 - PSpice model error 0

    33 views
    1 reply
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    by Nikki Dengel
  • Suggested Answer

    SN74LV14A: Data request from Flex 0

    32 views
    1 reply
    Latest 3 days ago
    by Ian Graham
  • Suggested Answer

    TMUX1308-Q1: TMUX1308-Q1: High voltage level is applied on Data input of TMUX1308 when VCC=0V, what is the upper limit for leakage current? 0

    39 views
    4 replies
    Latest 4 days ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HCS151-Q1: High voltage level is applied on Data input of SN74HCS151 when VCC=0V, what is the upper limit for leakage current? 0

    42 views
    2 replies
    Latest 4 days ago
    by Clemens Ladisch
  • Suggested Answer

    TXS0101-Q1: TXS0101 Status of Internal Pullup During Boot/OE Disable 0

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    2 replies
    Latest 4 days ago
    by Clemens Ladisch
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    SN74AUC07: Junction Temperature 0

    27 views
    1 reply
    Latest 4 days ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AUP1G125: Temperature Rating Inquiry 0

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>