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Showing 16 results View by: Thread Post Sort by
    Answered
  • SN74LVC257A: Channel-to-channel delay

    Shunsuke Yamamoto
    Shunsuke Yamamoto
    Resolved
    Part Number: SN74LVC257A Hi team, Does SN74LVC257A have channel-to-channel delay? It seems there are no such description on the datasheet.. Best regards, Shunsuke Yamamoto
    • Resolved
    • 7 months ago
    • Logic
    • Logic forum
  • SN74LVC257A: SN74LVC257AWBQBRQ1

    vartivar aklian
    vartivar aklian
    TI Thinks Resolved
    Part Number: SN74LVC257A Tool/software: 1- The Thermal Pad is it connected to Device's GND ? 2- The Thermal Pad should or should not be connected electrically to Board's GND ?
    • over 1 year ago
    • Logic
    • Logic forum
  • SN74LVC257A: PCN 20250106000.0 clarification

    Gowtham Babu
    Gowtham Babu
    Part Number: SN74LVC257A Tool/software: PCN says “Updated values for RθJC(top), RθJB, ΨJT, ΨJB, and RθJC(bot)” but its not found in the latest datasheet. https://www.ti.com/lit/ds/symlink/sn74lvc257a.pdf
    • over 1 year ago
    • Logic
    • Logic forum
  • Answered
  • SN74LVC257A: Looking for the small solution of 1:2MUX for SPI interface(MOSI, MISO, SCLK, 20MHz)

    Shunsuke Yamamoto
    Shunsuke Yamamoto
    Resolved
    Part Number: SN74LVC257A Other Parts Discussed in Thread: SN74LV4053A , SN74LVC1G97 Hi team, My customer has been considering SN74LVC257A for the 1:2MUX of SPI 3 ports(MOSI, MISO, SCLK) interface(20MHz). The reason why my customer chose SN74LVC257A…
    • Resolved
    • 8 months ago
    • Logic
    • Logic forum
  • SN74LVC257A: Need TI device to beat MC74AC257

    Jiandong Liu
    Jiandong Liu
    TI Thinks Resolved
    Part Number: SN74LVC257A Hi expert, My customer used MC74AC257, and customer very care about the difference between tPLH and tPHL, for example, in MC74AC257 datasheet, tPLH type is 5.0 and tPHL type is 6.0. For customer, the smaller difference is better…
    • over 5 years ago
    • Logic
    • Logic forum
  • Answered
  • SN74LVC257A: Max Bandwidth

    Marc Figliuolo
    Marc Figliuolo
    Resolved
    Part Number: SN74LVC257A Hello Can you tell me what's the maximum Bandwidth for signals applied to the SN74LVC257A. The plan is to demux 28Bit RGB signals 27MHz. Greets Marc
    • Resolved
    • over 6 years ago
    • Logic
    • Logic forum
  • Answered
  • SN74LVC257A: A_L/B direction line floating

    Renan Santos Adriano
    Renan Santos Adriano
    Resolved
    Part Number: SN74LVC257A Hi Team, My Customer has an old design using a SN74LVC257APW. The A_L/B direction line is floating. Does the part have a pull-down or pull up internally? Is it OK to float this signal? Does the part always behave the same way…
    • Resolved
    • over 6 years ago
    • Logic
    • Logic forum
  • SN74LVC257A: Max reflow temp?

    Trevor Fox
    Trevor Fox
    Answer Suggested
    Part Number: SN74LVC257A What is the maximum reflow solder temp of this part?
    • over 8 years ago
    • Logic
    • Logic forum
  • SN74LVC257A: Bidirectional signal on A/B/Y

    Jerry%20Leung
    Jerry%20Leung
    TI Thinks Resolved
    Part Number: SN74LVC257A Hello Team, Want to verify for a customer if the SN74LVC257A supports bidirectional signal on A/B/Y? If not, what would be an appropriate alternative? Our customer is planning to use it on JTAG and want to know if it would…
    • over 8 years ago
    • Logic
    • Logic forum
  • Answered
  • SN74LVC257A: Voltage at the I/O pins when device is not powered

    Jerry%20Leung
    Jerry%20Leung
    Resolved
    Part Number: SN74LVC257A Other Parts Discussed in Thread: SN54LVC257A , SN74CB3Q16244 , Hi team, Just want to double check and confirm for a customer if there would be any issue (voltage limit violations) if there is voltage at the I/O pins when the…
    • Resolved
    • over 8 years ago
    • Logic
    • Logic forum
>

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