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Logic

Logic

Logic forum

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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] Why do some SOT package parts from TI have a pin that is not in the mechanical drawing?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ In short, this is not an extra pin and it is nothing to be concerned about. It is part of the support used in the manufacturing process. - SOT (Single Outline Transistor…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74HCS00: The Logic Industry's Smallest Leaded Package; DYY

    Brandt Burgdorf
    Brandt Burgdorf
    Part Number: SN74HCS00 The Logic Industry’s Smallest Leaded Package; SOT-23-THIN (DYY) Many companies still rely solely on optical verification methods to ensure their components have been successfully soldered and are unwilling or not yet able to…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] What's the difference between a buffered and unbuffered CMOS device?

    Albert Xu1
    Albert Xu1
    FAQ: Logic and Voltage Translation > Logic Technology >> Current FAQ Definition: A buffered CMOS device has output characteristics that only relies on the logical output of the gate. In a NOR gate, different input values can result in the same output…
    • over 2 years ago
    • Logic
    • Logic forum
  • [FAQ] SN74HCS595-Q1: How do Wettable Flank WQFN packages (WBQB) help LOGIC automotive customers?

    Michael Marinello
    Michael Marinello
    Part Number: SN74HCS595-Q1 Other Parts Discussed in Thread: SN74HCS138-Q1 , SN74HCS151-Q1 , SN74HCS153-Q1 , SN74HCS157-Q1 , SN74HCS165-Q1 , SN74HCS259-Q1 , SN74HCS365-Q1 , SN74HCS367-Q1 , SN74HCS594-Q1 , Efficient Automated Optical Inspection (AOI) with…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] How will a logic device respond to a short or open circuit?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Quality and Manufacturing >> Current FAQ This is provided as information only, and is not a guarantee of device performance under the conditions described. This is not a Pin FMEA document, as Standard Logic devices…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Why is there a voltage offset at the input of the SN74AXCxTxxx device?

    Dylan Hubbard
    Dylan Hubbard
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ The AXC family of Voltage Translators have built in dynamic pull-downs at the I/O. These pull-downs assist with with the glitch free power sequencing feature included in this…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Do I still need pull-up/pull-down resistors with bus-hold circuitry?

    Albert Xu1
    Albert Xu1
    FAQ: Logic and Voltage Translation > Input Parameters >> Current FAQ Short answer: External pull-up/down resistors are not recommended for devices with bus-hold circuitry. Explanation: A pull-up or pull-down resistor will create a voltage-divider…
    • over 3 years ago
    • Logic
    • Logic forum
  • [FAQ] Why are the TXS01xx VIH/VIL specifications so stringent?

    Dylan Hubbard
    Dylan Hubbard
    FAQ: Logic and Voltage Translation > Voltage Translators >> Current FAQ TXS family translators utilize a FET-based architecture with an N-channel pass-gate transistor used to open and close the connection between the A-port and B-port. The FET connects…
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] [H] Frequently Asked Questions: Logic and Voltage Translation

    Michael J Schultis
    Michael J Schultis
    Select this link to see answers to common questions, detailed use case implementations, and part recommendations for logic and voltage translation devices. . Top Logic and Voltage Translation FAQs - All-Time How does a slow or floating input affect…
    • Answered
    • over 4 years ago
    • Logic
    • Logic forum
  • [FAQ] What is the typical delay of a logic device in a particular logic family?

    Emrys Maier
    Emrys Maier
    FAQ: Logic and Voltage Translation > Timing Parameters >> Current FAQ Delays vary from device to device, however a general idea of delay can be shown graphically: Two things to note from the above graphic (1) Delay always increases as the supply…
    • over 4 years ago
    • Logic
    • Logic forum
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View FAQ threads
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  • Answered

    SN74AHCT00Q-Q1: Power supply interruption 0 Locked

    756 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC244A: Total Output current larger than 70mA 0 Locked

    1778 views
    3 replies
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    TXB0104: OE ramp voltage 0 Locked

    1465 views
    4 replies
    Latest over 8 years ago
    by Hirotaka Matsumoto
  • Suggested Answer

    SN74VMEH22501: VHDL model of the SN74VMEH22501 0 Locked

    688 views
    1 reply
    Latest over 8 years ago
    by Michael J Schultis
  • Suggested Answer

    SN74HC240: Low-level input voltage not according to datasheet 0 Locked

    2538 views
    9 replies
    Latest over 8 years ago
    by Andrew Wrobel
  • Suggested Answer

    SN74HC573NSR Datasheet 0 Locked

    3374 views
    10 replies
    Latest over 8 years ago
    by Michael J Schultis
  • Suggested Answer

    SN74LVC2G14: Application for UART with a 3 meter cable 0 Locked

    2604 views
    9 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    SN74AVC4T774: About behavior when VCCB=0V 0 Locked

    2354 views
    5 replies
    Latest over 8 years ago
    by Hide
  • Suggested Answer

    TXB0106: TXB0106 0 Locked

    1946 views
    6 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    TXS0108E-Q1: TXS0108E-Q1: I/O behavior issue 0 Locked

    1162 views
    2 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    SN74ALVC164245: Power-Up Sequence 0 Locked

    2284 views
    4 replies
    Latest over 8 years ago
    by Michael J Schultis
  • Suggested Answer

    TXB0106: TXB0106 0 Locked

    766 views
    1 reply
    Latest over 8 years ago
    by ShreyasRao
  • Not Answered

    TXS0108E-Q1: I/O behavior issue 0 Locked

    819 views
    1 reply
    Latest over 8 years ago
    by Michael J Schultis
  • Suggested Answer

    TXS0108E: TXS0108E oscillation problem 0 Locked

    10075 views
    1 reply
    Latest over 8 years ago
    by Michael J Schultis
  • Answered

    TXB0104: I2S generator affected by level translator 0 Locked

    2521 views
    6 replies
    Latest over 8 years ago
    by ShreyasRao
  • Not Answered

    LSF0108: Is LSF0108 able to do 1.2V at sideA and also 1.2V at sideB? 0 Locked

    629 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    SN74AVC4T774: As a JTAG switch 0 Locked

    998 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    Asking for alt. solution to replace LTC6994 0 Locked

    1132 views
    1 reply
    Latest over 8 years ago
    by Michael J Schultis
  • Suggested Answer

    SN74AUP1G74: CLR_not Capacitor - Resistor connection 0 Locked

    894 views
    2 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    TXS0108E: TXS0108E output issue - output pins not consistent in level shifting 0 Locked

    4642 views
    7 replies
    Latest over 8 years ago
    by Emrys Maier
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