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

    SN74LVC1G07: VOH information 0 Locked

    230 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    LSF0102-Q1: [request] spice model of LSF0102-Q1 0 Locked

    441 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    SN74AXCH1T45: supported data rate when 3.3V to 1.8V 0 Locked

    271 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC244A: Slew rate consult for 1OE and 2OE pin 0 Locked

    483 views
    11 replies
    Latest over 3 years ago
    by Stanley Dai
  • Suggested Answer

    SN74HC595: Total power dissipation 0 Locked

    349 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74V3690: Reflow Peak temp 0 Locked

    290 views
    2 replies
    Latest over 3 years ago
    by Masayuki Suzuki14
  • Suggested Answer

    SN74LVC1G04: What clamp current means? 0 Locked

    274 views
    1 reply
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    TXB0102: YZPR 0 Locked

    175 views
    1 reply
    Latest over 3 years ago
    by Dylan Hubbard
  • Answered

    Difference in marking (PC16552DV and PC16552DV / NOPB) 0 Locked

    793 views
    5 replies
    Latest over 3 years ago
    by Eric Hackett
  • Answered

    SN74AXC2T45: Hysteresis spec 0 Locked

    340 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    Alternate Part recommendation 0 Locked

    187 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    TXU0304: SPI 66MHz clock speed rate 0 Locked

    563 views
    6 replies
    Latest over 3 years ago
    by Mike Yu
  • Answered

    CD74HC4046A: Clarification on Output of Phase Comparator 2 0 Locked

    336 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Suggested Answer

    TXB0104-Q1: Product recommendation 0 Locked

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

    SN74AUP1G126: Over voltage pulse / glitch 0 Locked

    329 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    SN74LVC2G14: unused pin 0 Locked

    678 views
    2 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Answered

    Power On Reset IC 0 Locked

    940 views
    8 replies
    Latest over 3 years ago
    by Ben C
  • Suggested Answer

    SN74LVCH8T245: Going from SN74LVC8T245RHLR to SN74LVCH8T245RHLR 0 Locked

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

    SN74AUP1T34-Q1: Part marking discrepancy: U4J vs U4E 0 Locked

    532 views
    2 replies
    Latest over 3 years ago
    by Albert Xu1
  • Suggested Answer

    TXS0104E: Alternate part for TXS0104EPWR 0 Locked

    393 views
    7 replies
    Latest over 3 years ago
    by Clemens Ladisch
<>