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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
    • 4 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…
    • 7 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…
    • 7 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…
    • 7 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…
    • 7 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…
    • 7 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…
    • 9 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…
    • 9 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…
    • 9 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…
    • 9 months ago
    • Logic
    • Logic forum
>

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  • Not Answered

    [FAQ] Frequently Asked Questions: TPLD 0 Locked

    2592 views
    0 replies
    Started over 1 year ago
    by Malcolm Lyn
  • Answered

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

    44421 views
    1 reply
    Latest over 4 years ago
    by Michael J Schultis
  • Not Answered

    SN54AC00-SP: Issue with IBIS Model at 2.5V 0

    61 views
    4 replies
    Latest 39 minutes ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC1G125: spec questions and alternative recommendation 0

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    by Ian Graham
  • Suggested Answer

    SN74LVC1G17: Question about Fan-Out capability. 0

    5 views
    1 reply
    Latest 2 hours ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC157A: SN74LVC 157AD: Unable to find Junction temperature in Datasheet 0

    20 views
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    Latest 3 hours ago
    by Clemens Ladisch
  • Not Answered

    CD74HC14: Differences between parts marked with TI symbol or TI text 0

    19 views
    1 reply
    Latest 3 hours ago
    by Clemens Ladisch
  • Not Answered

    SN74LVC1G17: TO: TI RD& Customer Team-Please confirm picture(1)(2) sample specification FM: Hanpin Procurement Team 0

    13 views
    1 reply
    Latest 1 day ago
    by Malcolm Lyn
  • Answered

    SN74LXC8T245: SN74LXC8T245 speed when Vcca == Vccb 0

    18 views
    1 reply
    Latest 1 day ago
    by Joshua Salinas
  • Suggested Answer

    SN54ALS564B: Difference between SN54ALS564B and SN54ALS576B +1

    30 views
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    Latest 1 day ago
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  • Answered

    TXS-EVM: Board Files 0

    47 views
    1 reply
    Latest 1 day ago
    by Jack Guan
  • Not Answered

    SN7400: Transistor Outline Package Part (ignore part number entered in this form) 0

    134 views
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    Latest 1 day ago
    by Clemens Ladisch
  • Answered

    SN74LVC1G08: SN74LVC1G08 w/ 5V Level input 0

    43 views
    1 reply
    Latest 1 day ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G3157-Q1: Impact of RC at the Output of SN74LVC1G3157 0

    19 views
    2 replies
    Latest 1 day ago
    by Katy West
  • Not Answered

    TXB0108: Level shifter not functioning 0

    68 views
    3 replies
    Latest 2 days ago
    by Jack Guan
  • Suggested Answer

    SN74LVC2G17: Need more data about the component 0

    57 views
    2 replies
    Latest 2 days ago
    by Albert Xu1
  • Suggested Answer

    CD4011UB: Need more data about this component 0

    32 views
    1 reply
    Latest 2 days ago
    by Albert Xu1
  • Suggested Answer

    CD4030B: Need more data about the component 0

    25 views
    1 reply
    Latest 2 days ago
    by Albert Xu1
  • Suggested Answer

    CD4081B: Need more data about the component 0

    30 views
    1 reply
    Latest 2 days ago
    by Albert Xu1
  • Suggested Answer

    SN54HCT245-SP: As Bi-directional Level Shifter 0

    39 views
    1 reply
    Latest 2 days ago
    by Clemens Ladisch
>