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] 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
  • [FAQ] Why does my device not switch at VIH or VIL?

    Karan Kotadia
    Karan Kotadia
    Other Parts Discussed in Thread: SN74LVC1G08 FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ What is V IH and V IL ? JEDEC - V IH min is the least positive (most negative) value of high-level input voltage for which operation…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do I size pull-up or pull-down resistors?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74AUP1G34 FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ Pull-up and pull-down resistors are required in many logic systems to provide a valid logic state when a wire connected to a CMOS input…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the maximum data rate (or operating frequency) for a logic gate or buffer?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: SN74LVC1G34 , SN74LVC1G79 FAQ: Logic and Voltage Translation > Timing Parameters >> Current FAQ ** NOTE ** This FAQ is in reference to push-pull output devices. Open-drain outputs will inherently have slower operating…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the output voltage (VOH or VOL) when the output current is X or the supply voltage is Y?

    Karan Kotadia
    Karan Kotadia
    FAQ: Logic and Voltage Translation > Output Parameters >> Current FAQ There are circumstances where you might want to know a VOH or VOL Value that is not given. I will describe two cases: If you want VOH for a supply voltage that is not given (for…
    • over 6 years ago
    • Logic
    • Logic forum
  • [FAQ] How do the LSF translators work?

    Emrys Maier
    Emrys Maier
    Other Parts Discussed in Thread: LSF0101 , LSF0002 , LSF0102 , LSF0204 , LSF0204D , LSF0108 , LSF0102-Q1 , LSF0204-Q1 , LSF0108-Q1 FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ The LSF family of translators generates more questions…
    • over 6 years ago
    • Logic
    • Logic forum
<>

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

    SN74LVC16T245: 16-bit Level translator AVC vs LVC part query 0

    97 views
    2 replies
    Latest 1 month ago
    by Joshua Salinas
  • Suggested Answer

    CD74HC123: Review schematic function 0

    111 views
    7 replies
    Latest 1 month ago
    by Albert Xu1
  • Suggested Answer

    SN74HC74: Performance Issue 0

    116 views
    5 replies
    Latest 1 month ago
    by Malcolm Lyn
  • Suggested Answer

    TPLD1202-RWB-EVM: When programming the TPLD1202 via the ICS platform, it displays "Oh Snap! The last change caused an exception..." 0

    108 views
    3 replies
    Latest 1 month ago
    by Malcolm Lyn
  • Answered

    SN74LVC1G08: How to Ensure Logic High Glitch Free Power Up 0

    80 views
    2 replies
    Latest 1 month ago
    by Gregory Dieffenderfer
  • Suggested Answer

    TPUL2G123: Pulse generator IC < 10nS 0 Locked

    145 views
    6 replies
    Latest 1 month ago
    by Albert Xu1
  • Not Answered

    SN74AXCH2T45: SN74AXCH2T45DCUR 0 Locked

    53 views
    1 reply
    Latest 1 month ago
    by Joshua Salinas
  • Answered

    SN74HCS153-Q1: SN74HCS153QWBQBRQ1 0 Locked

    82 views
    1 reply
    Latest 1 month ago
    by Ian Graham
  • Suggested Answer

    SN74LVC1G17: Recommendation for fixed hysteresis device 0 Locked

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

    SN74AHC1G00: wrong VIH threshold 0 Locked

    47 views
    1 reply
    Latest 1 month ago
    by Clemens Ladisch
  • Answered

    SN74AHC244-Q1: Does the SN74AHC244-Q1 share the same die as the SN54AHC244W? 0 Locked

    58 views
    1 reply
    Latest 1 month ago
    by Malcolm Lyn
  • Suggested Answer

    SN74LVC1G17: SN74LVC1G17QDCKRq1 0 Locked

    64 views
    1 reply
    Latest 1 month ago
    by Malcolm Lyn
  • Answered

    SN74LVTH125: Complete Thermal Resistance Value 0 Locked

    57 views
    3 replies
    Latest 1 month ago
    by Malcolm Lyn
  • Not Answered

    SN54AHCT08: 5962-9682101Q2A Questions 0 Locked

    30 views
    0 replies
    Started 1 month ago
    by Cindy Wang
  • Suggested Answer

    SN74LVC2T45: SN74LVC2T45DCTR and SN74LVC2T45DCTRE4: Plating Heated after Deposition | Tin thickness (microns) | Process 0 Locked

    82 views
    2 replies
    Latest 1 month ago
    by Jack Guan
  • Answered

    SN74HCS594: Difference to SN74HCS595 0 Locked

    401 views
    23 replies
    Latest 1 month ago
    by Dharmesh Joshi
  • Suggested Answer

    SN74AHC14Q-Q1: SN74AHC14QPWRG4HE 0 Locked

    38 views
    1 reply
    Latest 1 month ago
    by Malcolm Lyn
  • Answered

    SN74AUC1G14: SN74AUC1G14 0 Locked

    411 views
    22 replies
    Latest 1 month ago
    by Rajan Bedi
  • Suggested Answer

    SN74LVC1G34: SN74LVC1G34 powered by 3.3V supply with 1.8V input signal 0 Locked

    85 views
    2 replies
    Latest 1 month ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC541A: Regarding Tstg 0 Locked

    77 views
    2 replies
    Latest 1 month ago
    by Daisuke Higa
<>