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

    SN74AHC244: Max junction temperature. 0 Locked

    255 views
    3 replies
    Latest over 1 year ago
    by Owen Westfall
  • Answered

    SN74AC32: High-level Input Voltage Specs 0 Locked

    262 views
    3 replies
    Latest over 1 year ago
    by Owen Westfall
  • Answered

    SN74ALS109A: PDIP package lead thickness 0 Locked

    241 views
    2 replies
    Latest over 1 year ago
    by Koji Sakurai
  • Suggested Answer

    SN74LVC1G04: SN74LVC1G08QDCKRQ1 - FMEA documentation and expected interactions when running under suggested temperature range. 0 Locked

    303 views
    4 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74ACT74: SN74ACT74MDREP - Statistical Control Processes 0 Locked

    250 views
    3 replies
    Latest over 1 year ago
    by Owen Westfall
  • Suggested Answer

    SN5406: ESDS Rating for SNJ5406W 0 Locked

    229 views
    1 reply
    Latest over 1 year ago
    by Owen Westfall
  • Suggested Answer

    SN74AHC1G00: What's the output state when VCC is 0 0 Locked

    237 views
    1 reply
    Latest over 1 year ago
    by Owen Westfall
  • Answered

    LSF0204: no RPU 0 Locked

    280 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0104-Q1: Functional Impact of VCCB Absence with Constant VCCA on Chip 0 Locked

    300 views
    2 replies
    Latest over 1 year ago
    by VISHNU AG
  • Answered

    SN74AXC2T245: External pull-up resistor value 0 Locked

    465 views
    6 replies
    Latest over 1 year ago
    by ken kodaira
  • Answered

    CD74HC4538-Q1: Ask for device CDM ESD classification level 0 Locked

    298 views
    2 replies
    Latest over 1 year ago
    by Takashi Sakato
  • Suggested Answer

    SN74HCS244-Q1: buffer IC layout placement 0 Locked

    423 views
    4 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    TXB0104-Q1: Impact of Delayed Powering of VCCA on Device Functionality 0 Locked

    239 views
    2 replies
    Latest over 1 year ago
    by Jack Guan
  • Suggested Answer

    SN74LVC8T245: abnormal output during power up 0 Locked

    242 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    TXU0101: i want to know the packing mark of the model number. 0 Locked

    263 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC138A: SN74LVC138ADGVR 0 Locked

    364 views
    7 replies
    Latest over 1 year ago
    by Jessie Huang
  • Answered

    TPLD1201: How to update the Interconnect Studio 0 Locked

    369 views
    2 replies
    Latest over 1 year ago
    by user4779049
  • Answered

    SN74LVC1G123: LED Drive capabilities 0 Locked

    350 views
    6 replies
    Latest over 1 year ago
    by Chetan Karkera
  • Answered

    SN74AHCT126-Q1: SN74AHCT126-Q1,Effect of overcurrent use on service life 0 Locked

    740 views
    18 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVTH241: Design Concept Check 0 Locked

    268 views
    4 replies
    Latest over 1 year ago
    by Clemens Ladisch
<>