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

    TXB0108 8-channel logic level translator IC Output not working 0 Locked

    2853 views
    4 replies
    Latest over 9 years ago
    by Nirav Patel
  • Not Answered

    High Frequency Square Wave Division Duty Cycle Adjust 0 Locked

    1475 views
    4 replies
    Latest over 9 years ago
    by ShreyasRao
  • Not Answered

    IBIS model for ESD Diode Array IC SN74S1053 0 Locked

    843 views
    1 reply
    Latest over 9 years ago
    by ShreyasRao
  • Not Answered

    SN74LVC540 Logic Level details 0 Locked

    1108 views
    2 replies
    Latest over 9 years ago
    by ShreyasRao
  • Answered

    TA for SN74LVCHR16245A 0 Locked

    1345 views
    6 replies
    Latest over 9 years ago
    by ShreyasRao
  • Not Answered

    My SN74LS112AN ICs aren't as independant as the datasheet says they are. 0 Locked

    3534 views
    6 replies
    Latest over 9 years ago
    by Hunter Riley
  • Answered

    Need IBIS models of SN74AVC1T45DCKR & SN74AVC2T45DCTR 0 Locked

    933 views
    3 replies
    Latest over 9 years ago
    by Kamesh Lakhwani6
  • Answered

    SN74LVC1G17 Single Schmitt-Trigger Buffer and PWM application (motor control) 0 Locked

    1353 views
    2 replies
    Latest over 9 years ago
    by Julien Djn
  • Answered

    1.8 to 3.5/5 Volt level translation 0 Locked

    703 views
    3 replies
    Latest over 9 years ago
    by Nirav Patel
  • Suggested Answer

    SN74HC245PWRG4 input voltage protection 0 Locked

    768 views
    1 reply
    Latest over 9 years ago
    by ShreyasRao
  • Not Answered

    CD40109B output G high to low transition 0 Locked

    4483 views
    24 replies
    Latest over 9 years ago
    by ShreyasRao
  • Not Answered

    TXS0108E as a data bus interface 0 Locked

    2430 views
    6 replies
    Latest over 9 years ago
    by Nirav Patel
  • Not Answered

    TXB0108 0 Locked

    741 views
    4 replies
    Latest over 9 years ago
    by Nirav Patel
  • Answered

    SN74AVCH16T245 input of 100 MHz possible? 0 Locked

    840 views
    2 replies
    Latest over 9 years ago
    by Nirav Patel
  • Not Answered

    SN74AVCH2T45 power-up sequence 0 Locked

    896 views
    2 replies
    Latest over 9 years ago
    by Nirav Patel
  • Answered

    SN74LVC1G34DBVR ESD-protection 0 Locked

    679 views
    1 reply
    Latest over 9 years ago
    by ShreyasRao
  • Answered

    sn74lvc1g04 Ordering Options 0 Locked

    809 views
    1 reply
    Latest over 9 years ago
    by LeonardEllis
  • Suggested Answer

    Logic interface best practices 0 Locked

    1032 views
    2 replies
    Latest over 9 years ago
    by Ted Mawson 3.0
  • Suggested Answer

    Land pattern for SN74AUP2G17YFPR 0 Locked

    1016 views
    3 replies
    Latest over 9 years ago
    by Eli az
  • Not Answered

    Question about TXB0108 0 Locked

    714 views
    2 replies
    Latest over 9 years ago
    by Jennifer Joseph
<>