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

    TXB0304: Direct replacement with higher drive and rate 0 Locked

    447 views
    5 replies
    Latest over 2 years ago
    by Clemens Ladisch
  • Not Answered

    How to support send error frame for YUV format? 0 Locked

    294 views
    3 replies
    Latest over 2 years ago
    by Brijesh Jadav
  • Answered

    SN74AVC16827: SN74AVC16827DGVR Tc and Tj 0 Locked

    241 views
    4 replies
    Latest over 2 years ago
    by Brian Chan
  • Suggested Answer

    SN74ALVC164245: Low latency version recommendation 0 Locked

    290 views
    5 replies
    Latest over 2 years ago
    by Caden Fischer
  • Suggested Answer

    CD40109B: 3.3V PWM to 12V PWM 0 Locked

    729 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    TXS0102: How to drive a high capacitance load without oscillations 0 Locked

    455 views
    7 replies
    Latest over 2 years ago
    by Erich Beyer
  • Suggested Answer

    SN74AXC8T245: DIR2 pin 0 Locked

    291 views
    6 replies
    Latest over 2 years ago
    by Michael Ikwuyum
  • Suggested Answer

    TXB0106: Request product recommendation 0 Locked

    229 views
    1 reply
    Latest over 2 years ago
    by Jack Guan
  • Answered

    CD74ACT244: P2P repalcement 0 Locked

    187 views
    2 replies
    Latest over 2 years ago
    by Ivy Jin
  • Answered

    SN74AVC8T245: SN74AVC8T245 Power-Up Procedure(Additional question) 0 Locked

    263 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Not Answered

    TXB0104-Q1: IOL and IOH values 0 Locked

    222 views
    1 reply
    Latest over 2 years ago
    by Jack Guan
  • Suggested Answer

    SN74AVC4T245: SN74AVC4T245DGVR drop in required 0 Locked

    252 views
    3 replies
    Latest over 2 years ago
    by Michael Ikwuyum
  • Suggested Answer

    TXS0102-Q1: not drop-in replacement to NLVSX4373DR2G 0 Locked

    284 views
    3 replies
    Latest over 2 years ago
    by Michael Ikwuyum
  • Suggested Answer

    SN74LXC8T245-Q1: Ways to test functionality of level shifter? 0 Locked

    713 views
    1 reply
    Latest over 2 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HC109: Do we have a Vin vs Temp information ? 0 Locked

    238 views
    2 replies
    Latest over 2 years ago
    by Malcolm Lyn
  • Suggested Answer

    SN74HC193: PSpice model for the 74HC193 to use with PSpice for TI? 0 Locked

    669 views
    5 replies
    Latest over 2 years ago
    by Clemens Ladisch
  • Answered

    CD74HC4017: Safe operating clock frequency range at 3.3V supply voltage? 0 Locked

    266 views
    2 replies
    Latest over 2 years ago
    by Saeid Jafari
  • Answered

    LSF0108-Q1: Can I consider as an impedance of a transmission line? 0 Locked

    307 views
    4 replies
    Latest over 2 years ago
    by Clemens Ladisch
  • Not Answered

    TXU0304: Altium file available? 0 Locked

    166 views
    1 reply
    Latest over 2 years ago
    by Michael Ikwuyum
  • Suggested Answer

    SN74LVC8T245: output takes 10s to be 0V when power off 0 Locked

    227 views
    2 replies
    Latest over 2 years ago
    by Michael Ikwuyum
<>