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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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  • Answered

    TX517EVM: Generate different freq. than the ones already on the TX517EVMboard 0 Locked

    1963 views
    7 replies
    Latest over 8 years ago
    by Olu Sodipe
  • Answered

    SN74AHC1G14: Looking for hysteresis values @ VCC=3.3V 0 Locked

    995 views
    2 replies
    Latest over 8 years ago
    by Emrys Maier
  • Not Answered

    Path delay longer than the clock period. 0 Locked

    5058 views
    12 replies
    Latest over 8 years ago
    by Serge Mathieu
  • Answered

    SN74LVC8T245: Vccb connection 0 Locked

    1679 views
    3 replies
    Latest over 8 years ago
    by ShreyasRao
  • Suggested Answer

    Survey TI Level Shift IC 0 Locked

    741 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74LVC1G57: SN74LVC1G57 0 Locked

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

    SN74AVC2T245: Unused data ports must not be floating; tie the unused port input and output to ground directly 0 Locked

    845 views
    2 replies
    Latest over 8 years ago
    by Nicholas Mariani9
  • Answered

    SN74LVC2T45: Unused data ports must not be floating; tie the unused port input and output to ground directly 0 Locked

    564 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74ALVC164245: Regarding SN74ALVC164245 buffer - internal series resistor 0 Locked

    757 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Suggested Answer

    SN74AHC595: SN74AHC595PW application question 0 Locked

    1287 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXS0108E: Drive Capability 0 Locked

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

    TXB0104: TXB0104 "Ioh" spec question 0 Locked

    913 views
    3 replies
    Latest over 8 years ago
    by Clemens Ladisch
  • Suggested Answer

    TXB0104: TXB0104 wave 0 Locked

    2510 views
    3 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74HC165: request schematic review 0 Locked

    575 views
    1 reply
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    TXS0206A: how to use TXS0206A 0 Locked

    832 views
    1 reply
    Latest over 8 years ago
    by Nicholas Mariani9
  • Answered

    CD74HC93: CD74HC93 question 0 Locked

    1959 views
    5 replies
    Latest over 8 years ago
    by Emrys Maier
  • Answered

    SN74LVT245B: Pull up resistor for SN74LVT245B? 0 Locked

    707 views
    2 replies
    Latest over 8 years ago
    by shanthi s
  • Suggested Answer

    SN74LVC3G04: SN74LVC3G14DCUR Icc to high with Vcc=5V and Input-Level=3,3V 0 Locked

    1204 views
    1 reply
    Latest over 8 years ago
    by Clemens Ladisch
  • Answered

    SN74LVC2G14: SN74LVC2G14 Current consumption 0 Locked

    1072 views
    4 replies
    Latest over 8 years ago
    by Michael Larsen59
  • Answered

    SN74LVC8T245: SN74LVC8T245- Query Regarding Datasheet(Noise margin) 0 Locked

    1221 views
    4 replies
    Latest over 8 years ago
    by Ananthesh Acharya
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