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] How does a monostable multivibrator (one shot) work?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ The above functional block diagram shows generally how a monostable multivibrator (MMV, or one-shot) works. Not all of them have every part shown, but this is the most common…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] What's the difference between TTL and 5V CMOS logic?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ It's very common for people to refer to "TTL logic" and to actually mean "5V logic" -- but how are they different? The key difference is in the input and output voltages. This graphic…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the difference in timing between gates in the same device? How much skew is expected within a given logic device? What is the part-to-part skew?

    Karan Kotadia
    Karan Kotadia
    FAQ: Logic and Voltage Translation > Timing Parameters >> Current FAQ The difference in delay between the individual channels on an individual part is referred to as channel-to-channel skew or output skew. This is typically not covered as a datasheet…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the difference between the SN74HCxx and the SN74HCxxA?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN7400 , SN74LS00 FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ The High-speed CMOS (HC) logic family was created as a direct replacement for older bipolar junction transistor based transistor…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What method is best used for estimating specification values between those given in the datasheet?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ The most common example of this question comes from the fact that Standard Logic devices are specified at 1.65V, 3V, and 4.5V, however most engineers use our devices at 1.8V, 3.3V…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] When will TI End of Life (EOL) or Obsolete a certain logic device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ TI's General Quality Guideline (page 7) describes our official policy on obsoleting a device. This policy is summarized below. TI's Product withdrawal/discontinuance process…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What are the power sequencing requirements for the translation device?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ Some of the TI translators have requirements during normal operation mode to have Vcca <= Vccb ( TXS/ TXB01xx) or Vrefb>= VrefA+0.8V(LSF). However, the TI translation devices do…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the difference between IOFF and VCC isolation? What are the conditions to guarantee it?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ The I OFF specification guarantees the I/O ports are in high impedance whenever either one of the power supply is at pulled to ground (0V) or close to gnd(<100mV as specified for the…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What should be done with unused I/O pins of the level translator devices?

    ShreyasRao
    ShreyasRao
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ For the TXB family, unused I/O ports are recommended to be tied to GND through a weak pulldown resistors (>=100kohm). For TXS devices, the internal 10kohm pull-ups resistors will…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] Why is there no PSpice model for a Monostable Multivibrator device?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ To make a long post short: MMVs cannot be directly simulated by PSpice because of their direct dependence on external components…
    • over 6 years ago
    • Logic
    • Logic forum
<>

View FAQ threads
  • Tags
  • RSS
  • More
  • Cancel
  • Suggested Answer

    SN74LVC1G11: Schmitt Trigger 0 Locked

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

    SN74LV1T126: About IOZ parameters 0 Locked

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

    SN74LVC07A: The positive clamp diode on OUTPUT pin 0 Locked

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

    SN74ALVC164245: Power consumption estimation 0 Locked

    442 views
    1 reply
    Latest over 3 years ago
    by Albert Xu1
  • Not Answered

    CAN/CAN FD controller chip that has RX data interrupt feature, where the interrupt is triggered by the start of the CAN frame 0 Locked

    263 views
    2 replies
    Latest over 3 years ago
    by Hubert Przyborowski
  • Answered

    SN74LVC1G125: Ioz Output leakage when OE disabled 10uA? 0 Locked

    490 views
    2 replies
    Latest over 3 years ago
    by Kevin LaRosa
  • Suggested Answer

    TXS0104E: Stress from above due to fixing the heat sink 0 Locked

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

    SN74HCT273: SN74HCT273NSR ESD(HBM/CDM)SPEC 0 Locked

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

    SN74LXC8T245-Q1: Temperature stress cycles - Device robustness 0 Locked

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

    SN74LVC2G07: About the max transmission rate 0 Locked

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

    LSF0108: How to make sure the I/O port is "Push-pull" mode or "Open-drain" mode 0 Locked

    790 views
    9 replies
    Latest over 3 years ago
    by Nan Li
  • Suggested Answer

    SN74LVC1G07: buffer with enable control 0 Locked

    977 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LV165A: P2P Solution Consult 0 Locked

    275 views
    1 reply
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    CD74HCT109: Application Inquiry 0 Locked

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

    TXS0108E: Slew Rate △V range consult 0 Locked

    341 views
    8 replies
    Latest over 3 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AXC8T245: technical questions: propagation delays 0 Locked

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

    LSF0204-Q1: The questions on multiple voltage translation in single device 0 Locked

    473 views
    2 replies
    Latest over 3 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN74LV4T125: SPI repeater 0 Locked

    4304 views
    4 replies
    Latest over 3 years ago
    by Michael J Schultis
  • Suggested Answer

    SN74LVC3G34: Looking for a buffer for the SPI interface 0 Locked

    11793 views
    2 replies
    Latest over 3 years ago
    by Michael J Schultis
  • Suggested Answer

    SN74LS161A: CLK Input Signal Rise-Time Question 0 Locked

    371 views
    3 replies
    Latest over 3 years ago
    by Clemens Ladisch
<>