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

    CD40106B: Could VDD be used at 3.3V? 0 Locked

    416 views
    3 replies
    Latest over 1 year ago
    by Jimmy Gong
  • Answered

    SN74LVCC3245A: When VccA=3.3 and VccB=Open, DIR/OE is Low, what is Output(A bus) status? 0 Locked

    378 views
    5 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Answered

    SN74AXC4T245-Q1: SN74AXC4T245-Q1 and TXB0104-Q1 0 Locked

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

    CD74HC192: カウンタ動作について 0 Locked

    416 views
    2 replies
    Latest over 1 year ago
    by ?? ?
  • Suggested Answer

    TXU0304: Max data rate when going from 1.8V -> 1.2V at 25°C 0 Locked

    210 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Answered

    SN74LV1T04-Q1: Is the SN74LV1T04-Q1 IC output inverted or non-inverted? 0 Locked

    307 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    SN74LVC2G34: Will loss of power cause chip failure? 0 Locked

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

    CD4093B-MIL: CD4093B-MIL 0 Locked

    340 views
    2 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AHCT74Q-Q1: FMEDA calculation file request 0 Locked

    244 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC1G123: Pin numbering chart discrepancy 0 Locked

    240 views
    2 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74AXC8T245: Level shifter, RAD hard, 3.3V uP and a 5V data 0 Locked

    738 views
    1 reply
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    SN74LV1T32: SN74LV1T32DBVR 0 Locked

    198 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LV1T00: 1.8V logic level for 5v Vcc 0 Locked

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

    SN74LVC1G175: The High-level input voltage parameter VIH can reach below 2V 0 Locked

    480 views
    4 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AUP1G34: SN74AUP1G126DSF 3D File 0 Locked

    425 views
    3 replies
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC1G17-Q1: Schmitt-Trigger Buffer current consumption 0 Locked

    387 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVTH125: Part Recommendation 0 Locked

    316 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    SN74HCS74: Datasheet Supply voltage max vs Absolute max 0 Locked

    276 views
    2 replies
    Latest over 1 year ago
    by Scott Swanson
  • Suggested Answer

    SN74LS244: SN74LS44 0 Locked

    314 views
    2 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Answered

    TXU0304-Q1: Any issues connecting output/A4Y of two TXU0304-Q1 together? 0 Locked

    382 views
    5 replies
    Latest over 1 year ago
    by Clemens Ladisch
<>