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

    SN74AXC8T245: SN74AXC8T245 and SN74AXC2T245 support for 1V2 to 1V8 in 1000Mbps GMII Interface 0

    123 views
    7 replies
    Latest 27 days ago
    by Jack Guan
  • Not Answered

    LSF0102: Request for Pin-Compatible Level Translator with Internal Pull-ups for LSF0102DQER 0

    52 views
    1 reply
    Latest 27 days ago
    by Joshua Salinas
  • Suggested Answer

    SN74HCS541: Inquiry on input/output voltage levels 0

    33 views
    1 reply
    Latest 27 days ago
    by Albert Xu1
  • Not Answered

    SN54AHC125: thermal characteristics for 5962-9686801Q2A and SNJ54AHC125FK not found 0

    29 views
    1 reply
    Latest 1 month ago
    by Nikki Dengel
  • Answered

    TXS0102: TXS0102 malfunction 0

    115 views
    3 replies
    Latest 1 month ago
    by Jack Guan
  • Suggested Answer

    TXS0101-Q1: About the power supply voltage 0 Locked

    155 views
    5 replies
    Latest 1 month ago
    by Jack Guan
  • Answered

    TXU0204-Q1: VT+/VT-/⊿VT spec during VCC=3.3V 0 Locked

    174 views
    7 replies
    Latest 1 month ago
    by Jack Guan
  • Suggested Answer

    TXS0104E: Leakage current due to internal pull-up resistor 0 Locked

    91 views
    2 replies
    Latest 1 month ago
    by Jack Guan
  • Suggested Answer

    SN74LVC1G00: Effects of magnetism 0 Locked

    107 views
    3 replies
    Latest 1 month ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LV164A: Plating Heated after Deposition | Tin thickness (microns) | Process 0 Locked

    93 views
    3 replies
    Latest 1 month ago
    by Ian Graham
  • Suggested Answer

    SN74HCS151-Q1: Need to know the Failure Modes Distribution (FMD), FIT rate, Pin FMA and die FIT rate. 0 Locked

    86 views
    2 replies
    Latest 1 month ago
    by Albert Xu1
  • Answered

    SN74LVC86A: SN74LVC86ARGYR : connect thermal PAD to GND? 0 Locked

    63 views
    2 replies
    Latest 1 month ago
    by felix NILIUS
  • Suggested Answer

    SN54HC174: Data Support 0 Locked

    66 views
    2 replies
    Latest 1 month ago
    by Owen Westfall
  • Suggested Answer

    TPLD801: if TPLD801 can do the function ? 0 Locked

    176 views
    8 replies
    Latest 1 month ago
    by Chen Alex1
  • Suggested Answer

    TXB0104: I would like to know the principle of oscillation. 0 Locked

    358 views
    15 replies
    Latest 1 month ago
    by Jack Guan
  • Suggested Answer

    SN74LVC08A: SN74LVC08ABQAR DXF file 0 Locked

    41 views
    1 reply
    Latest 1 month ago
    by Ian Graham
  • Answered

    TPLD1201: Data Retention 0 Locked

    53 views
    1 reply
    Latest 1 month ago
    by Ian Graham
  • Answered

    SN74LS157: Solder Heat Flow condition of "265C 8sec" 0 Locked

    68 views
    3 replies
    Latest 1 month ago
    by Owen Westfall
  • Answered

    TXB0104: OE pin 0 Locked

    57 views
    1 reply
    Latest 1 month ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G04: IOH 0 Locked

    70 views
    3 replies
    Latest 1 month ago
    by Malcolm Lyn
<>