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Showing 6 results View by: Thread Post Sort by
  • CD74HC4040: Confirmation of frequency divider chip issues

    Tonyx.wu
    Tonyx.wu
    Answer Suggested
    Part Number: CD74HC4040 Other Parts Discussed in Thread: TXU0101 , 2N7001T At present, the project needs to test the 26MHz CLK signal. There are the following issues with manual environment testing. Please help analyze and confirm. Thank you! 1. Can…
    • over 2 years ago
    • Logic
    • Logic forum
  • Answered
  • CD74HC4040: Q, Q_bar, and Q'?

    Alex Naylor
    Alex Naylor
    Resolved
    Part Number: CD74HC4040 Other Parts Discussed in Thread: SN74HC4040 I'm using CD74HC4040 in a design and in the datasheet I noticed that the first output is different than the rest: It has an apostrophe after its name (Q1'). Initially I thought that this…
    • Resolved
    • over 3 years ago
    • Logic
    • Logic forum
  • CD74HC4020: IBIS Model

    Masa_0000
    Masa_0000
    TI Thinks Resolved
    Part Number: CD74HC4020 Other Parts Discussed in Thread: CD74HC4040 , SN74HC244 Hi Everyone! I need a IBIS model for "CD74HC4020" and"CD74HC4040". I'd like to use "CD74HC4020" and"CD74HC4040" at Vcc:3.3V. There is only Vcc4.5V and Vcc2.0V value(eg…
    • over 6 years ago
    • Logic
    • Logic forum
  • Answered
  • CD4541B: Frequency difference - calculated vs measured

    Lyle Cain
    Lyle Cain
    Resolved
    Part Number: CD4541B Other Parts Discussed in Thread: SN74LVC1G14 , SN74HCT74 , CD74HC4040 , CD74HC163 I am contracting with a customer and need your help with their circuit that uses the CD4541B. The frequency we measure on the bench does not equate…
    • Resolved
    • over 3 years ago
    • Logic
    • Logic forum
  • Answered
  • RE: CD4040B: SPICE Model

    ShreyasRao
    ShreyasRao
    Resolved
    Hi Robert, No, Unfortunately we don't have the SPICE models for the CD4K devices. These were devices inherited with limited information during our Harris Semiconductor acquisition. Are you operating this at >6V? Since I would suggest consider using…
    • over 5 years ago
    • Logic
    • Logic forum
  • Answered
  • RE: ADS1294R: ADS1298ECGFE-PDK designs.

    ChienChun Yang
    ChienChun Yang
    Resolved
    Hi, Are you referring to this document? https://www.ti.com/lit/ug/tidueo2a/tidueo2a.pdf TIDA01614 Multiparameter Front-End Reference Design for Vital Signs Patient Monitor.pdf Yes, ADS1298EVM does not have the TVS diode. It's not necessary…
    • over 3 years ago
    • Data converters
    • Data converters forum

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