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Showing 5 results View by: Thread Post Sort by
  • DAC7654: IO Voltages on DAC7654

    Uwe Jantzen
    Uwe Jantzen
    TI Thinks Resolved
    Part Number: DAC7654 Hello, I am trying to use the DAC7654 with an FPGA that creates the signals for the serial interface of the DAC. My signals from the FPGA are LVCMOS33 and through the wiring from FPGA to the evalboard (which hosts the DAC7654) I…
    • over 6 years ago
    • Data converters
    • Data converters forum
  • Answered
  • RE: OMAP L138 SPI0 Interface to DAC7654

    Shallen Zhang
    Shallen Zhang
    Resolved
    Hi Ben, I am facing the same problem as you were. I was wondering did you mean physically disconnect the pin from Ethernet chip by saying "completely lift pin Ethernet CRS up". I was wondering how did you do it on the PCB? Many many thanks, …
    • over 11 years ago
    • Processors
    • Processors forum
  • DAC Basic question

    Hithesh
    Hithesh
    Other Parts Discussed in Thread: DAC7654 In a SPI interface DAC with sampline rate 100KSps, like the DAC7654. How often should the data be written to the DAC from a uC. The SPI speed is usually in MHz. Do you write data, at say 1MHz. Do you have to…
    • over 11 years ago
    • Data converters
    • Data converters forum
  • Answered
  • RE: DAC7564 with Hercules RM48HDK

    Kevin Duke
    Kevin Duke
    Resolved
    Hello Matteo, The information in the application section is a little bit misleading. The requirement is simply that SYNC must be high for at least 1 maximum SCLK period of 20ns or 40ns, depending on your AVDD supply voltage. In cases where SCLK is a…
    • over 11 years ago
    • Data converters
    • Data converters forum
  • connecting 2 converters to OMAPL138 through SPI

    Rachel Coulter
    Rachel Coulter
    Other Parts Discussed in Thread: OMAPL138 , DAC7654 Hello I have questions about connecting converters to the OMAPL138. I'm not sure if this is the right forum, and if not please let me know where to post or who to talk to. 1) Can two devices (DAC and…
    • over 12 years ago
    • Processors
    • Processors forum

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