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
  • Answered

    [FAQ] [H] Voltage Translators - Top Questions Answered 0 Locked

    11565 views
    1 reply
    Latest over 4 years ago
    by Michael J Schultis
  • Suggested Answer

    TXS0108E: Output abnormal 0 Locked

    469 views
    1 reply
    Latest over 4 years ago
    by Clemens Ladisch
  • Answered

    SN74HC32: Do I need current limiting resistor on input? 0 Locked

    1207 views
    4 replies
    Latest over 4 years ago
    by Bojan Jovanovic
  • Suggested Answer

    LSF0108: Vrefb> Vrefa+0.8v? What's the reason? 0 Locked

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

    SN74LVCH162244A: SN74LVCH162244A coupling noise is large than VILmax, whether it has risks to be high 0 Locked

    328 views
    1 reply
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    TXS0108E: Which Auto-Bidirectional IC to choose for UART and I2C? 0 Locked

    508 views
    1 reply
    Latest over 5 years ago
    by Emrys Maier
  • Answered

    SN54LVTH244A: Long distance transmission 0 Locked

    398 views
    2 replies
    Latest over 5 years ago
    by Danilo A.
  • Suggested Answer

    SN74LVC3GU04: Propagation delay 0 Locked

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

    CD74HC4538: P2P compatible of TC4538BF? 0 Locked

    443 views
    3 replies
    Latest over 5 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0104E: TXS0104 0 Locked

    895 views
    2 replies
    Latest over 5 years ago
    by Dennis Lehman
  • Answered

    20s monostable multivibrator circuit 0 Locked

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

    SN74LVC1G17: Propagation delay time of SN74LVC1G17 0 Locked

    440 views
    6 replies
    Latest over 5 years ago
    by K.Sakai
  • Suggested Answer

    SN74LVC2G07: difference between with E4 and without E4 0 Locked

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

    SN74LVC1G07: SN74LVC1G07 Design Issue 0 Locked

    744 views
    7 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    TXS0102: TXS0102 as a Buffer 0 Locked

    355 views
    2 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74HC4020: Unused Outputs 0 Locked

    349 views
    2 replies
    Latest over 5 years ago
    by Emrys Maier
  • Answered

    TXB0108: waveform of 5V level-up output 0 Locked

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

    SN54BCT8244A: question about JTAG Shift-IR 0 Locked

    2637 views
    4 replies
    Latest over 5 years ago
    by its_mango
  • Answered

    TXB0108: About TXB0108YZPR mechanical dimensions (20-DSBGA YZP) 0 Locked

    316 views
    2 replies
    Latest over 5 years ago
    by user6018337
  • Suggested Answer

    SN74HC14: Junction Temperature Range 0 Locked

    341 views
    3 replies
    Latest over 5 years ago
    by Emrys Maier
<>