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

    CD74HC573: Spice models 0 Locked

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

    SN74LVC06A: The ESD specification (component-level) of SN74LVC06APWR device. 0 Locked

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

    TXB0104-Q1: OE low with outputs at high impedance 0 Locked

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

    LSF0204D: LSF0204DRUTR partial power down mode 0 Locked

    362 views
    4 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    LSF0102: About Cio parameter 0 Locked

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

    SN74AXC8T245-Q1: what's the difference between CAXC8T245QWRGYRQ1 and PCAXC8T245QRGYRQ1? 0 Locked

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

    SN74AVC4T774: Short circuit protection 0 Locked

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

    SN74LVC1G32: invert input of OR gate 0 Locked

    472 views
    2 replies
    Latest over 3 years ago
    by Jim Tseng
  • Answered

    CD74HC390: Incorrect output table for Bi-Quinary output in datasheet 0 Locked

    554 views
    4 replies
    Latest over 3 years ago
    by Emrys Maier
  • Answered

    Alternative to LTC6994CS6-2#TRMPBF 0 Locked

    130 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Answered

    SN74LV161A: Difference from SN74LV163A 0 Locked

    307 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Answered

    TXB0304: Input/output numbering in datasheet seems incorrect 0 Locked

    222 views
    1 reply
    Latest over 3 years ago
    by Dylan Hubbard
  • Not Answered

    TXS0108E: CLK signal 0 Locked

    341 views
    5 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74AXC4T245: Schematic review 0 Locked

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

    LSF0204: Connecting two in series- one after the other 0 Locked

    250 views
    2 replies
    Latest over 3 years ago
    by Pratheesh
  • Answered

    SN74AUC1GU04: Thermal Junction limit Tj 0 Locked

    216 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Answered

    SN54LVCH244A-SP: Radiation Information request 0 Locked

    513 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Answered

    SN74LV1T126: Pull up resistor at input 0 Locked

    207 views
    1 reply
    Latest over 3 years ago
    by Dylan Hubbard
  • Not Answered

    TXS0108E: abnormal waveform for I2C's SDA signal 0 Locked

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

    SN74LVC14A: Input rise/fall time spec 0 Locked

    401 views
    2 replies
    Latest over 3 years ago
    by Kazuhiko Hirano
<>