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 can I level shift up to 30 V?

    Michael Ikwuyum
    Michael Ikwuyum
    Other Parts Discussed in Thread: TXH0137D FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Existing level-shifters typically support up to 18 V. For up to 30 V, see the TXH0137D family highlighted below. …
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] What is the VIH / VIL required for a Schmitt-Trigger device?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Consider the worst-case values in the electrical characteristics table; VT+(max) and VT−(min) are what matters for VIH and VIL respectively. See Understanding Schmitt…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] How can I choose a high drive strength device?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Choosing a high drive strength device depends on the below: Static DC drive strength: Drive required for a constant HIGH…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] TXB0304 oscillates but TXB0104 works, why?

    Michael Ikwuyum
    Michael Ikwuyum
    Other Parts Discussed in Thread: TXB0304 , TXB0104 FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ The most common reason is due to impedance mismatches. TXB0304 specifies a stronger output impedance than TXB0104…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] How can I mitigate TXB / TXS oscillation concerns?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ To mitigate oscillation concerns with devices with edge rate accelerators / one-shots such as TXB / TXS devices, consider below: Short enough traces for round…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Can I estimate appropriate dampening resistor value for level-shifter outputs?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ When in doubt, use a 0 ohm series resistor on the outputs and adjust accordingly, for your system needs. This can also be…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] TXS and LSF devices support Open-Drain and Push-Pull applications. How do I choose Open-Drain or Push-Pull Mode?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters >> Current FAQ The devices do not choose the mode. The mode is based on the devices connected to the TXS / LSF devices. I.e. These are the two devices that are connected to the…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] How can I estimate Data Rate Frequency not given for my voltage level?

    Michael Ikwuyum
    Michael Ikwuyum
    Other Parts Discussed in Thread: TXV0108-Q1 FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Data rate depends on the system designers tolerance for various parameters such as VOL / VOH levels, duty cycle distortion…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications?

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Auto-Bidirectional Level-Shifters > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ Do not use auto-bidirectional level-shifters if the below is applicable. Use fixed or direction control level-shifters instead…
    • over 1 year ago
    • Logic
    • Logic forum
  • [FAQ] Fixed DIR / DIR CNTRL Level-Shifters

    Michael Ikwuyum
    Michael Ikwuyum
    FAQ: Logic and Voltage Translation > Fixed DIR / DIR CNTRL Level-Shifters >> Current FAQ [FAQ] Should I use Auto-Bidirectional level-shifters for Fixed directional applications? [FAQ] Can I estimate Data Rate Frequency not given for my voltage level…
    • over 1 year ago
    • Logic
    • Logic forum
<>

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

    TXS0102: Un-used pin keep floating or 0 Locked

    258 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC1G58: Spice models availability 0 Locked

    1160 views
    4 replies
    Latest over 5 years ago
    by PhMaire
  • Answered

    SN74LVC8T245: 0 Locked

    315 views
    2 replies
    Latest over 5 years ago
    by user6139245
  • Not Answered

    CD74ACT174: CD74ACT174M date code 0 Locked

    445 views
    7 replies
    Latest over 5 years ago
    by Chad Crosby
  • Answered

    CD40109B-Q1: Can CD40109B-Q1 achieve 5V to 15V voltage level shift and 15V to 5V voltage level shift unidirectionally? 0 Locked

    1018 views
    1 reply
    Latest over 5 years ago
    by Chad Crosby
  • Answered

    SN74AUP1T157: Input Select Threshold 0 Locked

    311 views
    2 replies
    Latest over 5 years ago
    by Allan Fan
  • Answered

    CD74ACT74: TPLH/HL minimum timing limit at -55C 0 Locked

    450 views
    3 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    CD4075B: part marking issue 0 Locked

    606 views
    5 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    SN54HCT04: Resistor selection for an oscillation circuit 0 Locked

    708 views
    3 replies
    Latest over 5 years ago
    by Dylan Hubbard
  • Answered

    SN74AHC595: SN74AHC595PWRG4 vs SN74AHC595PWR 0 Locked

    270 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Suggested Answer

    CD4081B: tPHL,tPLH,tTHL,tTLH data vs temperature 0 Locked

    1105 views
    1 reply
    Latest over 5 years ago
    by Dylan Hubbard
  • Answered

    SN74HC74: what will the output status if the input voltage is between low-level and high-level threshold? 0 Locked

    408 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    SN74LS07: is there any replacement part for it? 0 Locked

    684 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74LVC1G11: SN74LVC1G11 application questions 0 Locked

    377 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    SN74AVC4T245: some questions about SN74AVC4T245 0 Locked

    292 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Suggested Answer

    CD74AC138: Input Bias Current 0 Locked

    276 views
    1 reply
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    LSF0102-Q1: Do the pull-up resistors on either side of the device needs to draw equal current 0 Locked

    395 views
    3 replies
    Latest over 5 years ago
    by Clemens Ladisch
  • Answered

    TXS0101: TXS0101 : I/O level interpretation and pull-up impact in HiZ status 0 Locked

    747 views
    2 replies
    Latest over 5 years ago
    by Florent Bernet
  • Not Answered

    [FAQ] An IBIS model returns the error "syntax error, unexpected IdentToken, expected $end" - what is wrong? 0 Locked

    1436 views
    0 replies
    Started over 5 years ago
    by Emrys Maier
  • Answered

    CD4026B: Version w/ Output Latch? 0 Locked

    795 views
    4 replies
    Latest over 5 years ago
    by Fred Doe
<>