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
  • Not Answered

    CD74HC4094: Data transition of QS2 0 Locked

    494 views
    4 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LVC1G17: SN74LVC1G17QDCKRQ1 - with Higher Output Current 0 Locked

    361 views
    2 replies
    Latest over 5 years ago
    by ShreyasRao
  • Suggested Answer

    LSF0204: Continue the question thread : Higher push pull resistor 0 Locked

    685 views
    7 replies
    Latest over 5 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AUP1G00: output under no supply 0 Locked

    592 views
    4 replies
    Latest over 5 years ago
    by Amr Elhadidy
  • Answered

    SN74LVC1G32-Q1: output in case of disconnected supply 0 Locked

    474 views
    2 replies
    Latest over 5 years ago
    by Amr Elhadidy
  • Suggested Answer

    SN74LVCH32245A: Alternative to LTB SN74LVCH32245AZKER 0 Locked

    468 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    CD74HC154: Question about the test circuit 0 Locked

    1036 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC2T45: What parameters should be focused on if we want to confirm the max rate of the device? 0 Locked

    305 views
    3 replies
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC125A: Partial power down and HIZ during power up 0 Locked

    312 views
    1 reply
    Latest over 5 years ago
    by Chad Crosby
  • Suggested Answer

    SN74AXC8T245: Input Protection / Use on 5V logic 0 Locked

    971 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Answered

    TXS0102: Low-levels are relatively high 0 Locked

    258 views
    2 replies
    Latest over 5 years ago
    by franziskus
  • Suggested Answer

    SN74AVC4T245: Excess current draw during high impedance state 0 Locked

    492 views
    6 replies
    Latest over 5 years ago
    by Mark Olivier
  • Answered

    CD54HC4024: Difference between CD54HC4024F & CD54HC4024F3A 0 Locked

    294 views
    2 replies
    Latest over 5 years ago
    by Art Mecina
  • Suggested Answer

    SN74ALVC16244A: foot print data 0 Locked

    326 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    TXS0102-Q1: OE pin max input voltage 0 Locked

    239 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Not Answered

    SN74LVC541A: Problem happens after 20 hours of continuous work 0 Locked

    328 views
    2 replies
    Latest over 5 years ago
    by Chad Crosby
  • Suggested Answer

    CF4320H: Do you have any alternative device to CF4320H? 0 Locked

    410 views
    3 replies
    Latest over 5 years ago
    by ShreyasRao
  • Suggested Answer

    SN74LVTH162245: Differences among part numbers 0 Locked

    499 views
    1 reply
    Latest over 5 years ago
    by ShreyasRao
  • Answered

    SN74AXC4T774-Q1: Similar Part Recommendation 0 Locked

    288 views
    1 reply
    Latest over 5 years ago
    by ShreyasRao
  • Answered

    SN74LVC1T45: Anything wrong at <= 3.6V oparation 0 Locked

    336 views
    2 replies
    Latest over 5 years ago
    by Dylan Hubbard
<>