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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 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…
    • 1 month 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 To use the ground shift capability, voltage supplies need to be isolated and fall within the recommended operating conditions. Let’s use the figure above as an example…
    • 1 month ago
    • Logic
    • Logic forum
  • [FAQ] Can I generate a negative PWM signal 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 signal can be generated from ground-level translators as long as the user’s system has a negative supply rail. To prevent…
    • 1 month 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…
    • 1 month ago
    • Logic
    • Logic forum
  • [FAQ] What are the differences between Ground-Level Translators and Digital Isolators?

    Joshua Salinas
    Joshua Salinas
    FAQ: Logic and Voltage Translation > Ground-Level Translators >> Current FAQ Ground-Level Translators Digital Isolators GNDA to GNDB Difference 80V 3kVrms Galvanic Barrier No Yes GNDA to GNDB Leakage (VCC to GND…
    • 1 month ago
    • Logic
    • Logic forum
  • [FAQ] How do I size my external RC components surrounding Auto-Bi Directional Translators to fit my System Requirements?

    Jack Guan
    Jack Guan
    Part Number: TXB0108 TXB0102 LSF0102 LSF0101 TXS0104E LSF0108 LSF0002 TXB0104 TXB0106 TXB0101 TXS0108E TXS0101 TXS0102 LSF0204 Tool/software: Auto Bi-Directional translators demand additional design considerations over other translators, such as external…
    • 4 months ago
    • Logic
    • Logic forum
  • [FAQ]: My simulation in ICS is very slow - how do I fix it?

    Malcolm Lyn
    Malcolm Lyn
    FAQ: TPLD > Current FAQ The two biggest causes of slow simulation are: Fast oscillators and switching signals Large simulation timescales (simulations that take 1+ seconds) If the simulation is utilizing a square wave with a period that is…
    • 5 months ago
    • Logic
    • Logic forum
  • [FAQ] Are TPLDs pin-to-pin compatible with competitor devices?

    Malcolm Lyn
    Malcolm Lyn
    FAQ: TPLD > Current FAQ Numerous TPLD products are either pin to pin or layout compatible with competing products. Our products utilize standard, JEDEC packaging standards.
    • 5 months ago
    • Logic
    • Logic forum
  • [FAQ] Can my TPLD be changed after programming?

    Malcolm Lyn
    Malcolm Lyn
    FAQ: TPLD > Current FAQ Once a TPLD is permanently programmed or “burned” through OTP, the design cannot be changed. If you wish to change your design after permanently programming an OTP part, a new, previously unprogrammed part must be used.
    • 5 months ago
    • Logic
    • Logic forum
  • [FAQ] How is TPLD programmed?

    Malcolm Lyn
    Malcolm Lyn
    FAQ: TPLD > Current FAQ TPLD is programmed through SPI communication enabled by the programmer firmware and InterConnect Studio (ICS). Each TPLD device uses 5 pins to program the device: 4 pins for SPI communication and 1 pin (GPI) that provides a specific…
    • 5 months ago
    • Logic
    • Logic forum
>

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  • Answered

    LSF0102: Use LSF0102 for IO level shifting between 1.2V and 1.8V. 0 Locked

    805 views
    7 replies
    Latest over 1 year ago
    by Jack Guan
  • Answered

    TXV0106: More datasheet issues. 0 Locked

    340 views
    3 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    LSF0108: Push Pull Driver into A1 with Voltage higher than VREF_A 0 Locked

    262 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G17: Slow input rise and fall time spec 0 Locked

    436 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    SN74HC540: Query regarding direct substitute part 0 Locked

    309 views
    2 replies
    Latest over 1 year ago
    by Nitesh Bhurke
  • Suggested Answer

    SN74LVC1G74: Project schematic review 0 Locked

    256 views
    3 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Not Answered

    SN74AHCT541: while OE1 is high, OE2 is low, why output signal changes its state 0 Locked

    868 views
    16 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVTH125: SN74LVTH125 for 1 pulse per second 3.3V LVTTL 50 ohm load drive compatibility 0 Locked

    609 views
    4 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    CD74HC393: RFQ SUPPORT 0 Locked

    244 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    TXS0108E-Q1: Level Shifting not sitting at 0 when no input 0 Locked

    336 views
    2 replies
    Latest over 1 year ago
    by Jack Guan
  • Answered

    SN74LVCH8T245: Pulse Rise/Fall Time 0 Locked

    222 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Answered

    TXS0108E:level shifter 5v to 3.3V 0 Locked

    757 views
    3 replies
    Latest over 1 year ago
    by francesc riera vidal
  • Answered

    LSF0101: Capacitor on Vref_A? 0 Locked

    231 views
    2 replies
    Latest over 1 year ago
    by Zach Kimble
  • Suggested Answer

    TXB0108: VCCB ON/OFF 0 Locked

    306 views
    4 replies
    Latest over 1 year ago
    by Jack Guan
  • Suggested Answer

    SN74HCS125: SN74HCS125 0 Locked

    241 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    SN54SC4T125-SEP: Level translation 0 Locked

    245 views
    2 replies
    Latest over 1 year ago
    by Javier Guevara
  • Suggested Answer

    TXV0106: skew for Vcca=1.2V and switching char. for Vcca=3.3V 0 Locked

    303 views
    5 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Answered

    SN74AHC157: About Ioh & Iol for SCLS345K. 0 Locked

    345 views
    2 replies
    Latest over 1 year ago
    by Owen Westfall
  • Suggested Answer

    TXS0104E: TXS0104EPWR 0 Locked

    246 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    TXB0104: TXB0104QRGYRQ1 - exposed thermal center pad 0 Locked

    420 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
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