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] 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
  • [FAQ] Difference between Multiplexer/De-multiplexer and Analog Switch

    Hari T O0
    Hari T O0
    Other Parts Discussed in Thread: TS5A3159-Q1 , TMUX1209 FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ Hi Team, May I know difference is there between mux/demux IC's and analog switch IC's? I'm comparing this in the context…
    • Answered
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I determine the output voltage (VOH, VOL) or output current (IOH, IOL) of a CMOS logic device?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ The high logic level output voltage of a logic device with no load will be the supply voltage. The output current of a logic device is determined by the load connected to the device…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What happens when I connect a logic device's output to a 50 ohm transmission line?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ Transmission lines cause a lot of confusion for engineers. I hope to clear up some of that here. I will break this up into a few sections, so if you already know something you can…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] Can I connect two outputs from a CMOS logic device together directly?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ **** It's important to note that this FAQ is in reference to CMOS devices. Bipolar devices should not be paralleled in this fashion. **** The primary concern with connecting outputs…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What does 'partial power down' or 'Ioff' mean in the datasheet?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ The " Ioff " specification in the electrical characteristics table is only in the datasheet of devices that have the special feature of " partial power down " - also known as " back…
    • over 6 years ago
    • Logic
    • Logic forum
<>

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

    SN74AVC4T245: D/S Description Question 0 Locked

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

    LSF0102-Q1: LSF0102QDCURQ1 0 Locked

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

    SN74AXC8T245: Device-to-Device Skew 0 Locked

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

    SN74LVCC3245A: IC Input voltages are not matching with the Datasheet 0 Locked

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

    SN7406NS 0 Locked

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

    CD4541B: Why do I need twice the frequency as the data sheet say ? 0 Locked

    604 views
    5 replies
    Latest over 1 year ago
    by Dodonny
  • Answered

    74AC16244: Regarding ESD 0 Locked

    340 views
    2 replies
    Latest over 1 year ago
    by Yusuke Kawate
  • Answered

    TXS0206: Vih and Vil specs 0 Locked

    819 views
    13 replies
    Latest over 1 year ago
    by John Zelno
  • Suggested Answer

    TXB0304: TXB0304 for QSPI 0 Locked

    541 views
    3 replies
    Latest over 1 year ago
    by Michael Ikwuyum
  • Suggested Answer

    TXB0108: Supply Voltage Variation 0 Locked

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

    SN74HC165: Is there anyting different in different batch? 0 Locked

    674 views
    5 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G11: High-Level Input Current and Low-Level Input Current 0 Locked

    407 views
    3 replies
    Latest over 1 year ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0108: TXB0108PWR 0 Locked

    827 views
    10 replies
    Latest over 1 year ago
    by Puspam Nayak
  • Answered

    SN74AVC1T45: Request for S-parameter 0 Locked

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

    SN74LV244A: Typo error in datasheet and revision schedule 0 Locked

    313 views
    2 replies
    Latest over 1 year ago
    by Satoshi
  • Suggested Answer

    CD74HC4094: Can we connect multiple CD74HC4094 cascade with CAT6 cable? 0 Locked

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

    SN74AUP1T157: Questions of SN74AUP1T157 0 Locked

    283 views
    1 reply
    Latest over 1 year ago
    by Clemens Ladisch
  • Not Answered

    SN74LVT244B: SN74LVT244B Thermal Characteristics 0 Locked

    432 views
    4 replies
    Latest over 1 year ago
    by Albert Xu1
  • Suggested Answer

    SN74LVC1G07-Q1: Does the SN74LVC1G07QDCKRQ1 have safety documents? 0 Locked

    364 views
    1 reply
    Latest over 1 year ago
    by Malcolm Lyn
  • Answered

    SN74LVC2G17: Button circuit without schmitt trigger device 0 Locked

    613 views
    7 replies
    Latest over 1 year ago
    by Malcolm Lyn
<>