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

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

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

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

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

    SN54HC174: Data Support 0 Locked

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

    TPLD801: if TPLD801 can do the function ? 0 Locked

    205 views
    8 replies
    Latest 2 months ago
    by Chen Alex1
  • Suggested Answer

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

    391 views
    15 replies
    Latest 2 months ago
    by Jack Guan
  • Suggested Answer

    SN74LVC08A: SN74LVC08ABQAR DXF file 0 Locked

    62 views
    1 reply
    Latest 2 months ago
    by Ian Graham
  • Answered

    TPLD1201: Data Retention 0 Locked

    69 views
    1 reply
    Latest 2 months ago
    by Ian Graham
  • Answered

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

    88 views
    3 replies
    Latest 2 months ago
    by Owen Westfall
  • Answered

    TXB0104: OE pin 0 Locked

    93 views
    1 reply
    Latest 2 months ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G04: IOH 0 Locked

    97 views
    3 replies
    Latest 2 months ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC2G17: IBIS model 0 Locked

    88 views
    2 replies
    Latest 2 months ago
    by Malcolm Lyn
  • Suggested Answer

    SN74HCT08: SN74HCT08DR Technical Questions 0 Locked

    65 views
    1 reply
    Latest 2 months ago
    by Malcolm Lyn
  • Answered

    SN74LVC1G04: THERMAL INFO 0 Locked

    56 views
    1 reply
    Latest 2 months ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC2G34: THERMAL INFO 0 Locked

    59 views
    1 reply
    Latest 2 months ago
    by Malcolm Lyn
  • Answered

    SN74LVC2G06: THERMAL INFO 0 Locked

    104 views
    2 replies
    Latest 2 months ago
    by Malcolm Lyn
  • Answered

    SN74AUC125: THERMAL INFO 0 Locked

    59 views
    1 reply
    Latest 2 months ago
    by Malcolm Lyn
  • Suggested Answer

    SN74HCS151-Q1: SN74HCS151QWBQBRQ1 0 Locked

    173 views
    7 replies
    Latest 2 months ago
    by Albert Xu1
  • Answered

    CD4050B:的输入输出电平转换问题 0 Locked

    314 views
    7 replies
    Latest 2 months ago
    by Albert Xu1
  • Answered

    SN74AC00-Q1: high level input voltage inconsistency 0 Locked

    97 views
    3 replies
    Latest 2 months ago
    by Albert Xu1
  • Answered

    SN74AUC1G17: THERMAL INFO 0 Locked

    82 views
    2 replies
    Latest 2 months ago
    by Albert Xu1
<>