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

    SN74AVC20T245: Propagation Delay of signal groups / individual signals 0 Locked

    587 views
    2 replies
    Latest over 6 years ago
    by Martin M.
  • Answered

    TXS0108E-Q1: Use TXS0108E-Q1 to tranfer 5V to 3.3V and 3.3V to 5V for driving ADC TLV2553 with spi 0 Locked

    4762 views
    4 replies
    Latest over 6 years ago
    by user5888983
  • Suggested Answer

    SM28VLT32-HT: Endurance definition (write/erase cycles) 0 Locked

    776 views
    4 replies
    Latest over 6 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC16244A-Q1: SN74LVC16244A-Q1 0 Locked

    1028 views
    6 replies
    Latest over 6 years ago
    by Randy Mitchell
  • Suggested Answer

    TXS02612: abnormal CMD signal 0 Locked

    2030 views
    5 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    SN74LVT162244A: Thermal resistance for the SN74LVT162244ADGV Package 0 Locked

    534 views
    2 replies
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AHC14: Input range to switch the output on a rising edge over temperature at VCC=3.3V 0 Locked

    395 views
    1 reply
    Latest over 6 years ago
    by Emrys Maier
  • Answered

    SVID Redriver 0 Locked

    741 views
    5 replies
    Latest over 6 years ago
    by Kuan Wei Chen (Kevin Chen)
  • Answered

    SN74AVC8T245: Exposed to be connected to ground or to be left floating. 0 Locked

    444 views
    3 replies
    Latest over 6 years ago
    by Emrys Maier
  • Suggested Answer

    TINA/Spice/CD40106B: hidden pins 0 Locked

    696 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    SN74LVC16245A: one question about SN74LVC16245A 0 Locked

    640 views
    6 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    TXB0108: TXB0108 0 Locked

    492 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    CD4048B: Kd pin functionality 0 Locked

    952 views
    2 replies
    Latest over 6 years ago
    by kai klaas69
  • Suggested Answer

    SN74LVC1G99: Logic function of XNOR not available 0 Locked

    1371 views
    4 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    TXB0302: Driving ability of TXB0302 0 Locked

    1470 views
    7 replies
    Latest over 6 years ago
    by ShreyasRao
  • Suggested Answer

    SN74AHCT541: SN74AHCT541PWR overshoot/undershoot maximum raiting 0 Locked

    523 views
    2 replies
    Latest over 6 years ago
    by Dylan Hubbard
  • Answered

    SN74LVC14A: Inquiry about signal frequency and rise time 0 Locked

    821 views
    3 replies
    Latest over 6 years ago
    by Clemens Ladisch
  • Answered

    TXB0106: OE levels 0 Locked

    441 views
    3 replies
    Latest over 6 years ago
    by William Sung36
  • Suggested Answer

    TXB0108: alternative device to support higher speed than TXB0108 0 Locked

    869 views
    3 replies
    Latest over 6 years ago
    by ShreyasRao
  • Answered

    How to find a solution to replace FXL4TD245 0 Locked

    474 views
    2 replies
    Latest over 6 years ago
    by ShreyasRao
<>