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
  • Answered

    TXB0104: Additional PU limitations? 0 Locked

    431 views
    4 replies
    Latest over 3 years ago
    by Michael Ikwuyum
  • Answered

    SN74AVC4T774: SN74AVC4T774 unused and DIR pins implementation 0 Locked

    363 views
    3 replies
    Latest over 3 years ago
    by Reed Smoot
  • Suggested Answer

    SN74LVC1G11: Need few information about the part mentioned 0 Locked

    228 views
    1 reply
    Latest over 3 years ago
    by Owen Westfall
  • Suggested Answer

    SN74LVC1G08: Need few information about the part mentioned 0 Locked

    274 views
    1 reply
    Latest over 3 years ago
    by Owen Westfall
  • Answered

    SN74LVC1G125: CAD/CAE Symbol - Footprint for package X2SON (DPW) does not match the part. 0 Locked

    338 views
    1 reply
    Latest over 3 years ago
    by Owen Westfall
  • Answered

    TXB0104-Q1: do we have Functional Safety FIT Rate, FMD and Pin FMA document for it? 0 Locked

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

    SN74LVC1G11-EP: Output Voltage Drop vs Current Curve for PWM DAC 0 Locked

    303 views
    4 replies
    Latest over 3 years ago
    by Caleb Olson
  • Answered

    CD40106B: BE Suffix 0 Locked

    245 views
    1 reply
    Latest over 3 years ago
    by Sebastian Muriel
  • Answered

    CD74HC4002: CD74HC4002 0 Locked

    269 views
    2 replies
    Latest over 3 years ago
    by ali altayar
  • Answered

    SN74LVC1G373: Clocked latch 0 Locked

    406 views
    4 replies
    Latest over 3 years ago
    by Ofer Braitbart
  • Answered

    LSF0102: VoltageB-Side (Vref_B) range 0 Locked

    226 views
    2 replies
    Latest over 3 years ago
    by D.Fujiki
  • Suggested Answer

    SN74LVC8T245: time to switch between transmit and receive 0 Locked

    272 views
    4 replies
    Latest over 3 years ago
    by Jack Guan
  • Answered

    SN74LVC2G74: SN74LVC2G74 Simulation 0 Locked

    949 views
    6 replies
    Latest over 3 years ago
    by ali altayar
  • Suggested Answer

    SN74LVC07A: SN74LVC07A 0 Locked

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

    SN74LVTH162245-EP: datasheet questions 0 Locked

    238 views
    1 reply
    Latest over 3 years ago
    by Sebastian Muriel
  • Answered

    SN74LVC245A: What is the impedance of A port when VCC power down, /OE=GND? 0 Locked

    463 views
    4 replies
    Latest over 3 years ago
    by Gordon Xu
  • Suggested Answer

    SN74HC148: SN74HC148DR HBM and CDM data 0 Locked

    286 views
    1 reply
    Latest over 3 years ago
    by Owen Westfall
  • Suggested Answer

    SN74AUP1G14: Lifecycle & ROHS3 certificate for SN74AUP1G14DCKR 0 Locked

    320 views
    1 reply
    Latest over 3 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AHCT08: Can this device be used as a buffer from TTL(5V) to CMOS(5V)? 0 Locked

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

    TXS0108E: High level drop to 50~70% 0 Locked

    312 views
    6 replies
    Latest over 3 years ago
    by Jeff YANG
<>