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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] Can I estimate appropriate dampening resistor value for level-shifter outputs?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ When in doubt, use a 0 ohm series resistor on the outputs and adjust accordingly, for your system needs. This can also be…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] TXS and LSF devices support Open-Drain and Push-Pull applications. How do I choose Open-Drain or Push-Pull Mode?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ The devices do not choose the mode. The mode is based on the devices connected to the TXS / LSF devices. I.e. These are the two devices that are connected to the…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] How can I estimate Data Rate Frequency not given for my voltage level?

    Michael Ikwuyum
    Michael Ikwuyum
    Other Parts Discussed in Thread: TXV0108-Q1 FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Data rate depends on the system designers tolerance for various parameters such as VOL / VOH levels, duty cycle distortion…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Do not use auto-bidirectional level-shifters if the below is applicable. Use fixed or direction control level-shifters instead…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Fixed DIR / DIR CNTRL Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] Can I estimate Data Rate Frequency not given for my voltage level…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Auto-Bidirectional Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] How do the LSF translators work? [FAQ] What is the difference…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Level Shifter Naming Convention

    Christan Perkins
    Christan Perkins
    The level shifter portfolio at Texas Instruments is vast, with hundreds of devices and packages. When you come across one of TI’s voltage translators, how do you quickly decipher what the name means? This naming guide above can be used for you to quickly…
    • Answered
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74LV4T08-Q1: Benefits of logic with integrated single supply level translation (LVxT) in wettable flank QFN packages

    Michael Marinello
    Michael Marinello
    Part Number: SN74LV4T08-Q1 Background: The growing need for level translation in automotive applications As microcontrollers and processors have moved towards lower supply voltages (Vcc), there has been in increase in demand for level translators…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum trace length that a logic device can drive?

    Ian Graham
    Ian Graham
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The maximum trace length that a logic device can drive is 60 mm. This is a safe trace length for most logic devices to drive across the majority of applications. This can often be…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the thickness of Gold (Au), Palladium (Pd), or Nickel (Ni) for TI's NiPdAu lead finish?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ Material Thickness Å nm μm Nickel (Ni) 5000 500 0.5 Palladium (Pd) 200 20 0.02 Gold (Au) 30 to 150 3 to 15 0.003 to…
    • over 2 years ago
    • Logic
    • Logic forum
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View FAQ threads
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  • Answered

    TXB0104: Possibility of damage at VCCA > VCCB with OE pin pulled up to VCCA 0 Locked

    1140 views
    8 replies
    Latest over 7 years ago
    by S.Satoshi
  • Suggested Answer

    LSF0108: Pull up resistor 0 Locked

    732 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    LSF0108: Switching Characteristics 0 Locked

    615 views
    3 replies
    Latest over 7 years ago
    by ShreyasRao
  • Answered

    SN74ALS245A: about suffix 0 Locked

    563 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    SN74AXC8T245: How to deal with the unused Pin 0 Locked

    1325 views
    3 replies
    Latest over 7 years ago
    by Karan Kotadia
  • Answered

    LSF0108: Foot print information for RKS package 0 Locked

    538 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    SN74AVC4T245: SN74AVC4T245 optimized to operate at 1.4V to 3.6V 0 Locked

    378 views
    1 reply
    Latest over 7 years ago
    by ShreyasRao
  • Suggested Answer

    CD4094B: CD4094B Power Up Waveform 0 Locked

    1203 views
    5 replies
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74AUC34: Part Help 0 Locked

    554 views
    4 replies
    Latest over 7 years ago
    by Avi Loschak
  • Not Answered

    CD40107B-MIL: CD40107BF vs CD40107BF3A 0 Locked

    526 views
    1 reply
    Latest over 7 years ago
    by Wade Vonbergen
  • Answered

    SN74AUC34: Vcc bypass capacitors, unused inputs, unused outputs, and pull-up or pull down resistors and calculations 0 Locked

    538 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74VMEH22501A-EP: CVMEH22501AIDGGREP 0 Locked

    587 views
    2 replies
    Latest over 7 years ago
    by Wade Vonbergen
  • Suggested Answer

    SN54AC00-SP: Unknown Dimension on Package Drawing 0 Locked

    644 views
    3 replies
    Latest over 7 years ago
    by Wade Vonbergen
  • Answered

    SN74AUP1G125: Input rise time 0 Locked

    501 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    TXB0108: scope of auto bidirectional feature of TXB0108 0 Locked

    743 views
    4 replies
    Latest over 7 years ago
    by Vishnu Rachhadiya
  • Answered

    SN74LV123A: Q and Q~ outputs on the condition that CLR~=H, A=L, B~=H 0 Locked

    403 views
    1 reply
    Latest over 7 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0108E: TXS0108E does not work with SN7402 chip 0 Locked

    894 views
    4 replies
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74AVC8T245: Level translator with high-impedance output during powering up, but enabled automatically after power supply is stable 0 Locked

    838 views
    3 replies
    Latest over 7 years ago
    by Emrys Maier
  • Answered

    SN74AVC8T245: Should VQFN's thermal pad connect to GND? 0 Locked

    486 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
  • Answered

    CD74HC123: Max power dissipation 0 Locked

    464 views
    1 reply
    Latest over 7 years ago
    by Dylan Hubbard
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