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] 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
  • [FAQ] Why does my device not switch at VIH or VIL?

    Karan Kotadia
    Karan Kotadia
    Other Parts Discussed in Thread: SN74LVC1G08 FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ What is V IH and V IL ? JEDEC - V IH min is the least positive (most negative) value of high-level input voltage for which operation…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I size pull-up or pull-down resistors?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74AUP1G34 FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ Pull-up and pull-down resistors are required in many logic systems to provide a valid logic state when a wire connected to a CMOS input…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum data rate (or operating frequency) for a logic gate or buffer?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G34 , SN74LVC1G79 FAQ: Logic and Voltage Translation > Timing Parameters >> Current FAQ ** NOTE ** This FAQ is in reference to push-pull output devices. Open-drain outputs will inherently have slower operating…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the output voltage (VOH or VOL) when the output current is X or the supply voltage is Y?

    Karan Kotadia
    Karan Kotadia
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ There are circumstances where you might want to know a VOH or VOL Value that is not given. I will describe two cases: If you want VOH for a supply voltage that is not given (for…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do the LSF translators work?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: LSF0101 , LSF0002 , LSF0102 , LSF0204 , LSF0204D , LSF0108 , LSF0102-Q1 , LSF0204-Q1 , LSF0108-Q1 FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ The LSF family of translators generates more questions…
    • over 6 years ago
    • Logic
    • Logic forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    SN74HC125: Product information for heat-resistant specifications of general purpose ICs and heat-resistant measures 0 Locked

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

    SN74LV165A: As for Operating free-air temperature 0 Locked

    276 views
    2 replies
    Latest over 1 year ago
    by shimamura.tomoyuki
  • Answered

    SN74LVC2244A: Input clamp current 0 Locked

    258 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Discussion

    SN74AVC4T774: initial status Locked

    324 views
    4 replies
    Latest over 1 year ago
    by wang zyong
  • Suggested Answer

    delay circuit suggestion 0 Locked

    466 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74HCS273: The MTTFd of SN74HCS273 0 Locked

    339 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LS257B: LTSpice Model For Component 0 Locked

    939 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Not Answered

    SN74AXC4T774: SPI communication is not happening properly through the level translator 0 Locked

    577 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    SN74AUC1G07: SN74AUC1G07 0 Locked

    311 views
    4 replies
    Latest over 1 year ago
    by Youry Kirpichnikov1
  • Not Answered

    SN74LS244: part marking verification 0 Locked

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

    SN74AVC16T245-Q1: Pin FMEA for Functional Safety Analysis with respect to Automotive application 0 Locked

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

    SN74HC125: 74HC125 and 74AHC125 input voltage 0 Locked

    1796 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    SN74LXC2T45: I/O问题 0 Locked

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

    CD74HC4050: double 85 test 0 Locked

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

    SN74LVC2G241: Spice model SN74LVC2G241 0 Locked

    433 views
    2 replies
    Latest over 1 year ago
    by Michael Riner
  • Answered

    Components for being able to access the same SPI Flash with two different external controllers? 0 Locked

    1151 views
    3 replies
    Latest over 1 year ago
    by Kameron Hill
  • Answered

    SN74AXC8T245: Any Ibis models available when power supply is 1.2V? 0 Locked

    478 views
    6 replies
    Latest over 1 year ago
    by Jasmin Meloche
  • Suggested Answer

    SN74ALS1035: SN74ALS1035 0 Locked

    339 views
    5 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC3G07: abnormal operating voltage 0 Locked

    333 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    CD74HC4538: ESD Rating for part number CD74HC4538PWR and CD74HC4538PWRG4 0 Locked

    325 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
<>