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

    SN74LVC2G07: Tsu and Th specification consult 0 Locked

    593 views
    6 replies
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    SN74LVCC4245A: SN74LVCC4245 0 Locked

    356 views
    3 replies
    Latest over 4 years ago
    by Dylan Hubbard
  • Answered

    SN74HCS594: Hold time requirement of RCLK w.r.t. nSRCLR 0 Locked

    849 views
    10 replies
    Latest over 4 years ago
    by Emrys Maier
  • Answered

    TXB0101: Recommended pull down and pull up resistors for OE pin or can it be hard shorted? 0 Locked

    433 views
    2 replies
    Latest over 4 years ago
    by Arvind G N
  • Suggested Answer

    Does TI have P2P solution to 74HCT7541? 0 Locked

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

    SN74LVC08A: Without output protection diode 0 Locked

    431 views
    1 reply
    Latest over 4 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AVC4T245: Difference 74AVC4T245RSVR-NT 0 Locked

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

    Thevenin equivalent of open ended transmission line 0 Locked

    1931 views
    7 replies
    Latest over 4 years ago
    by Jonathan Nerger
  • Answered

    SN74AUP1T34: Looking for alternatives because of allocation 0 Locked

    717 views
    2 replies
    Latest over 4 years ago
    by Steffen Fuchs
  • Suggested Answer

    SN74LVC1G125: About FMEA information of SN74LVC series 0 Locked

    362 views
    1 reply
    Latest over 4 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74AUP1G97: Difference 0 Locked

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

    SN74LV244A: Please tell me about the case where the undershoot is below -0.5V. 0 Locked

    402 views
    3 replies
    Latest over 4 years ago
    by Rami Mooti1
  • Suggested Answer

    SN74HCS72: SN74HCS72 Input Voltage 0 Locked

    354 views
    2 replies
    Latest over 4 years ago
    by Karan Kotadia
  • Not Answered

    SN74HCS138: Using a MSP432 controller to give Vcc to the device 0 Locked

    286 views
    1 reply
    Latest over 4 years ago
    by Rami Mooti1
  • Answered

    SN74LVC06A-Q1: Output leakage current 0 Locked

    1545 views
    5 replies
    Latest over 4 years ago
    by Yuya
  • Answered

    SN74HCS237: doubts on datasheet SN74HCS237 0 Locked

    407 views
    3 replies
    Latest over 4 years ago
    by Emrys Maier
  • Suggested Answer

    TXU0304-Q1: Check with spec (replace SN74LVC2T45-Q1) 0 Locked

    589 views
    9 replies
    Latest over 4 years ago
    by Dylan Hubbard
  • Answered

    SN74AC14: Please tell me about the case where the undershoot is below -0.5V. 0 Locked

    353 views
    3 replies
    Latest over 4 years ago
    by Emrys Maier
  • Suggested Answer

    TXS0104E: Question on TXS0104/TXS0108E schematic 0 Locked

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

    14-24-LOGIC-EVM: Board thickness 0 Locked

    447 views
    1 reply
    Latest over 4 years ago
    by Rami Mooti1
<>