TI E2E support forums
TI E2E support forums
  • User
  • Site
  • Search
  • User
  • E2E™ design support >
  • Forums
    • Amplifiers
    • API solutions
    • Audio
    • Clock & timing
    • Data converters
    • DLP® products
    • Interface
    • Isolation
    • Logic
    • Microcontrollers
    • Motor drivers
    • Power management
    • Processors
    • RF & microwave
    • Sensors
    • Site support
    • Switches & multiplexers
    • Tools
    • Wireless connectivity
    • Archived forums
    • Archived groups
  • Technical articles
  • TI training
    • Tech days
    • Online training
    • Live events
    • Power Supply Design Seminar
  • Getting started
  • 简体中文
  • More
  • Cancel
Logic

Logic

Logic forum

  • Mentions
  • Tags
  • More
  • Cancel
  • Ask a new question
  • Ask a new question
  • Cancel
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] When will TI End of Life (EOL) or Obsolete a certain logic device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ TI's General Quality Guideline (page 7) describes our official policy on obsoleting a device. This policy is summarized below. TI's Product withdrawal/discontinuance process…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What are the power sequencing requirements for the translation device?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ Some of the TI translators have requirements during normal operation mode to have Vcca <= Vccb ( TXS/ TXB01xx) or Vrefb>= VrefA+0.8V(LSF). However, the TI translation devices do…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the difference between IOFF and VCC isolation? What are the conditions to guarantee it?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ The I OFF specification guarantees the I/O ports are in high impedance whenever either one of the power supply is at pulled to ground (0V) or close to gnd(<100mV as specified for the…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What should be done with unused I/O pins of the level translator devices?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ For the TXB family, unused I/O ports are recommended to be tied to GND through a weak pulldown resistors (>=100kohm). For TXS devices, the internal 10kohm pull-ups resistors will…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] Why is there no PSpice model for a Monostable Multivibrator device?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ To make a long post short: MMVs cannot be directly simulated by PSpice because of their direct dependence on external components…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] Difference between Multiplexer/De-multiplexer and Analog Switch

    Hari T O0
    Hari T O0
    Other Parts Discussed in Thread: TS5A3159-Q1 , TMUX1209 FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ Hi Team, May I know difference is there between mux/demux IC's and analog switch IC's? I'm comparing this in the context…
    • Answered
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I determine the output voltage (VOH, VOL) or output current (IOH, IOL) of a CMOS logic device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The high logic level output voltage of a logic device with no load will be the supply voltage. The output current of a logic device is determined by the load connected to the device…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What happens when I connect a logic device's output to a 50 ohm transmission line?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ Transmission lines cause a lot of confusion for engineers. I hope to clear up some of that here. I will break this up into a few sections, so if you already know something you can…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] Can I connect two outputs from a CMOS logic device together directly?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ **** It's important to note that this FAQ is in reference to CMOS devices. Bipolar devices should not be paralleled in this fashion. **** The primary concern with connecting outputs…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What does 'partial power down' or 'Ioff' mean in the datasheet?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ The " Ioff " specification in the electrical characteristics table is only in the datasheet of devices that have the special feature of " partial power down " - also known as " back…
    • over 6 years ago
    • Logic
    • Logic forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Answered

    TXB102 Outputs No Signal 0 Locked

    939 views
    6 replies
    Latest over 8 years ago
    by Tugrul Kutlu ZUNGUR
  • Answered

    What's the output structure of SN74LV1T34? 0 Locked

    1014 views
    3 replies
    Latest over 8 years ago
    by Joe Chen
  • Answered

    SN74LVC1G07: Schmitt trigger input on SN74LVC1G06 but not SN74LVC1G07? 0 Locked

    1791 views
    5 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    Button Controlled LED Dimmer w/ Counter & Multiplexer?? 0 Locked

    3022 views
    12 replies
    Latest over 8 years ago
    by Joe Stephan
  • Answered

    Single Retriggerable Monostable Multivibrator product to replace SN74123 0 Locked

    4964 views
    11 replies
    Latest over 8 years ago
    by Joe Stephan
  • Suggested Answer

    SN74LVC07A: Survey Push Pull Buffer function such as SN74LVC07A 0 Locked

    828 views
    5 replies
    Latest over 8 years ago
    by ShreyasRao
  • Not Answered

    level value change small after through TXS0108E。 0 Locked

    686 views
    4 replies
    Latest over 8 years ago
    by user4789050
  • Suggested Answer

    Data MUX with level shift 0 Locked

    1993 views
    5 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    LSF0102 IBIS Model 0 Locked

    557 views
    2 replies
    Latest over 8 years ago
    by ShreyasRao
  • Not Answered

    SN74AVC2T245: Please review Schematic and Operation 0 Locked

    3166 views
    7 replies
    Latest over 8 years ago
    by aozer
  • Not Answered

    [SN74AUP1G07] Inquiry of Internal Block Diagram 0 Locked

    729 views
    2 replies
    Latest over 8 years ago
    by ShreyasRao
  • Answered

    Regarding Voltage level Translation 0 Locked

    492 views
    3 replies
    Latest over 8 years ago
    by aozer
  • Not Answered

    TXS0104 application 0 Locked

    1912 views
    5 replies
    Latest over 8 years ago
    by aozer
  • Not Answered

    Question about SN74LS628 0 Locked

    755 views
    2 replies
    Latest over 8 years ago
    by Ron Michallick
  • Suggested Answer

    TXS0104E: Using Less than 4 pins on the TXS0104E 0 Locked

    591 views
    2 replies
    Latest over 8 years ago
    by aozer
  • Suggested Answer

    Failure mode of SN74LV08 0 Locked

    540 views
    3 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    LSF0204 application problem with VoL & VoH design 0 Locked

    487 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Suggested Answer

    io digital controller for SN74ABT244A 0 Locked

    580 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    question on TXB0304 0 Locked

    429 views
    1 reply
    Latest over 8 years ago
    by aozer
  • Suggested Answer

    TXS02612 0 Locked

    549 views
    1 reply
    Latest over 8 years ago
    by aozer
<>