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] Can the input voltage (Vi) to my logic device be higher than the supply voltage (Vcc)?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ This question is really about the input structure of a logic device. There are primarily two types of CMOS input structures - one with a positive clamping diode, and one without…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] Where do I connect the thermal pad of the logic QFN devices?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Power and Thermals >> Current FAQ Some datasheets do not specify what should be done with the thermal pad, such as in the image below: The thermal pad is recommended to be soldered to the PCB and electrically…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum capacitive load that a logic device can drive?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC2G34 FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ There are a few issues with trying to determine a maximum capacitive load for a standard CMOS logic device. First is propagation delay…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] Why does a logic device's part number have an E4/G4 suffix?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ In short, there will be no difference between a device labelled SN74xxG4 and SN74xx. Historically, G4 and E4 suffixes meant that the devices were rated to be "Green" or…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the difference between TXS TXB and LSF devices?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] Is part number X pin to pin compatible with part number Y?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ It's extremely common to need to know if one device can be directly replaced with another. With Standard Logic devices, this is generally an easy process. The part number…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the output transition rate for a logic device?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G08 FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ Very few logic devices specify an output transition rate, and those that do only specify it under very specific conditions. The best…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] Why do the leadframes look strongly oxidized or corroded?

    Karan Kotadia
    Karan Kotadia
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ Texas instruments has decided to change from non-roughened leadframe to single-side roughened leadframe for some of its parts. For this reason these devices look as if they…
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the TXS device internal resistor variation/ tolerance

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ According to the design simulation, the variation of the 10K internal resistor of the TXS device can be between 6.5k to 15kohm across PVT.
    • over 7 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum junction temperature (TJMAX) for a device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Power and Thermals >> Current FAQ The vast majority of logic devices do not list a maximum junction temperature ( T J(max) ) on the datasheet. For logic devices, T J(max) is equal to the maximum storage temperature…
    • Answered
    • over 7 years ago
    • Logic
    • Logic forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Answered

    LSF0102: Can be used for I2C level sifter? 0 Locked

    143 views
    1 reply
    Latest 5 months ago
    by Clemens Ladisch
  • Answered

    SN74AHCT08: Expose pad connection 0 Locked

    99 views
    1 reply
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G139: Driving leds causes high temperature and unstability 0 Locked

    244 views
    3 replies
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HC08: broke down 0 Locked

    152 views
    3 replies
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74HCS174-Q1: Output short current 0 Locked

    100 views
    1 reply
    Latest 5 months ago
    by Clemens Ladisch
  • Answered

    SN74HC164: Recommended Input Voltage 0 Locked

    198 views
    3 replies
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LS32: Request for a study of the impact of Trump tariffs 0 Locked

    596 views
    8 replies
    Latest 5 months ago
    by Kazuma Kurokawa
  • Suggested Answer

    SN74LVC1G125: Spice Model not showing high impedance state when OE is disabled 0 Locked

    322 views
    2 replies
    Latest 5 months ago
    by Albert Xu1
  • Answered

    UCC25660: ucc25660x design calculation tool 0 Locked

    141 views
    1 reply
    Latest 5 months ago
    by Ning Tan
  • Suggested Answer

    SN74LV123A: SN74LV123A IMDS 0 Locked

    191 views
    3 replies
    Latest 5 months ago
    by Albert Xu1
  • Answered

    SN74LVC1G123: I connect Cext to GND. Is it OK? or problem something? 0 Locked

    128 views
    1 reply
    Latest 5 months ago
    by Malcolm Lyn
  • Suggested Answer

    UCC25660: Questions Regarding Soft Start Operation of UCC25660 Series 0 Locked

    305 views
    4 replies
    Latest 5 months ago
    by SIRIPURAM YAMINI
  • Suggested Answer

    CD4070B: VIL,max define 0 Locked

    177 views
    3 replies
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC3G17: SN74LVC3G17YZPR open-drain issue 0 Locked

    121 views
    1 reply
    Latest 5 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC244A: SN74LVC244APW Transient I/O Current 0 Locked

    143 views
    1 reply
    Latest 5 months ago
    by Clemens Ladisch
  • Not Answered

    TXB0106-Q1: SPI Waveform distortion over 800KHz 0 Locked

    147 views
    3 replies
    Latest 5 months ago
    by Jack Guan
  • Suggested Answer

    SN74LVC4245A: Pin2PIN products with hysteresis comparison function 0 Locked

    116 views
    1 reply
    Latest 5 months ago
    by Joshua Salinas
  • Suggested Answer

    SN74LVC2GU04-Q1: Please help with ADS Spice model 0 Locked

    442 views
    14 replies
    Latest 5 months ago
    by Malcolm Lyn
  • Suggested Answer

    TXS0108E: TXS0108E 0 Locked

    143 views
    2 replies
    Latest 5 months ago
    by Jack Guan
  • Answered

    SN74LVC126A: VOL and VOH when VCC is 1.8V 0 Locked

    134 views
    2 replies
    Latest 5 months ago
    by Clemens Ladisch
<>