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 do I configure a monostable multivibrator's inputs for rising/falling edge triggering?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ Logic function table for the SN74LVC1G123 Most monostable multivibrator (MMV) devices have very similar logic tables to…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] With Open-Drain outputs, can I ...use them to shift a logic voltage level? ...connect the outputs directly together? ...force a voltage node to zero?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G123 FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The answer to all three questions is "yes" - these are the three primary uses of open-drain outputs on logic devices. Much of this also…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] Can I connect the Cext pin to ground on a monostable multivibrator?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LV221A , SN74LVC1G123 , SN74LV123A , SN74221 , SN74LS221 FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ For the majority of MMV devices, y es, the Cext pin can be grounded. The Cext…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How do you determine the output pulse width and the 'K' value for a monostable multivibrator?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ The output pulse width (tw) is determined with the following equation: tw = K * R * C with R := external timing resistor, C := external timing capacitor, K := timing constant…
    • over 5 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I terminate an unused channel of a monostable multivibrator (one shot)?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LV221A FAQ: Logic and Voltage Translation > Monostable Multivibrators >> Current FAQ Unused channels for a logic monostable multivibrator (MMV) such as the SN74LV221A should be terminated such that: (1) All inputs…
    • over 5 years ago
    • Logic
    • Logic forum
  • [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
<>

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

    Input transient rate SPEC of LVC series. 0 Locked

    385 views
    2 replies
    Latest over 15 years ago
    by Hiroshi Hashimoto16564
  • Answered

    SUPER URGENT: PCA9539 Logic Read Problem 0 Locked

    838 views
    1 reply
    Latest over 15 years ago
    by Hattie
  • Answered

    Ordering number of CBTLV1G125DCKRG4 0 Locked

    349 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    IBIS Models for TI_CD4075BNSR - TI_CD4081BNSR - TI_SN74HC00DR - TI_SN74HC132D 0 Locked

    296 views
    3 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    Where is undershoot SPEC of CBTLV16211C ? 0 Locked

    416 views
    2 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    How should I understand VCC(I/O) of TUSB1106? 0 Locked

    510 views
    1 reply
    Latest over 15 years ago
    by Yoshihiro Kometani
  • Answered

    The spec value correct in the datasheet of TLC59116 0 Locked

    442 views
    1 reply
    Latest over 15 years ago
    by Yoshihiro Kometani
  • Answered

    Where did the data sheet of LVC1G14 go? 0 Locked

    421 views
    1 reply
    Latest over 15 years ago
    by Mike Combs
  • Answered

    74AVCH20T245 Translator, same voltage on both rails 0 Locked

    335 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    Logic level interfacing to remote sensors in an automotive environment - 0 Locked

    283 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    SN74AVCH8T245 RHL Thermal Pad 0 Locked

    591 views
    2 replies
    Latest over 15 years ago
    by Terry16065
  • Not Answered

    Replacement Part for SN74AHC2G53HDCTR 0 Locked

    409 views
    3 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    PCA9306 IC Temperature 0 Locked

    280 views
    2 replies
    Latest over 15 years ago
    by Hiroshi Hashimoto16564
  • Not Answered

    SN74LV165A under "Product Preview" on datasheet pages 5-7. Why??? 0 Locked

    365 views
    2 replies
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    analog switch puzzlement 0 Locked

    3009 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    scyd013b in dead-tree form? 0 Locked

    357 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Answered

    Why is the block diagram of TCA9555 and PCA9555 different? 0 Locked

    2300 views
    2 replies
    Latest over 15 years ago
    by Hiroshi Hashimoto16564
  • Not Answered

    TXB010x interface to Telit GE865 USART lines 0 Locked

    456 views
    1 reply
    Latest over 15 years ago
    by Hattie
  • Not Answered

    CD4051B Operating Range Questions 0 Locked

    361 views
    1 reply
    Latest over 15 years ago
    by Chris Cockrill
  • Not Answered

    74AHC08 outputs wired to combined inputs, error in logic 0 Locked

    603 views
    3 replies
    Latest over 15 years ago
    by Chris Cockrill
<>