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  • RE: DAC7568: DAC7568 output voltage issue

    Hi Jeno, I'd like to get more information on how you are using the device. It looks like in your schematic, you are using an external reference. For the VREF issues, are you using the external reference? Would that imply it's the external reference having…

  • DAC7568: DAC7568 output abnormal

    Part Number: DAC7568 HI, DAC7568 has a linear given output, and the actual output is similar to a periodic sine waveform, as shown in the following figure. The blue color is the linear given waveform, and the other colors are the testing and reading waveforms…

  • DAC7568: SPI under/overshoots

    TI Thinks Resolved
    Part Number: DAC7568 Hi Support, We have observed under/overshoots at the SPI communication. These under/overshoots exceeds the absolute maximum rating (+-0.3V) noted in the datasheet. The signal integrity issue is seen at the SPI_SCK_TRANS & SPI_MOSI_TRANS…
    • Answered

  • DAC7568: how to drive DAC7568 with C2000 MCU?

    Resolved
    Part Number: DAC7568 Other Parts Discussed in Thread: TMS320F28379D , , C2000WARE Hello TI. I want to drive DAC7568 with TMS320F28379D. I am wondering how to configure the SPI registers of the DSP. The data format required by DAC7568 is 32-bit, but the…
    • Resolved
    • Answered

  • DAC7568: How to update all outputs simultaneously without LDAC pin?

    Resolved
    Part Number: DAC7568 Hello, I am using the DAC7568IAPW device that does not has an LDAC pin. I want to update all outputs simultaneously with software command, but I am not sure how to do it. I think to use the "Write to Selected DAC Input Register" command…
    • Resolved
    • Answered

  • DAC7568: sample code for DAC7568...

    Resolved
    Part Number: DAC7568 Other Parts Discussed in Thread: DAC70508 , DAC80508 Dears, Is there any sample code for DAC7568? My customer needs it to help their design speed. Thanks.
    • Resolved

  • DAC7568: DAC7568 Vout larger than AVDD

    Part Number: DAC7568 Hi Expert, Sorry to bother you. I am using DAC7568C, but the problem is I get a 5.8V Vout at DAC output, but my AVDD is only 5V. I don't know what is the wrong thing in my design, can you help check why the DAC output can go larger…

  • RE: DAC7568: Half output voltage after applying noise

    Hi AK, I'm sorry to delay my reply. Here is the capture. It seems that 5V AVDD is dropping about 200mV during applying noise and VREF will be dropping and Vout will be half voltage during noise. DAC7568.pdf Best Regards, ttd

  • DAC7568: What is the difference between the driver code of DAC7568, DAC8168 and DAC8568?

    TI Thinks Resolved
    Part Number: DAC7568 Other Parts Discussed in Thread: DAC8168 , , DAC8568 Hi Experts, I find TSSOP16 package is pin to pin for DAC7568, DAC8168 and DAC8568, I want to switch form DAC7568 to DAC8568 or 8168. Can you tell me if the software code is same for…
    • Answered

  • CCS/DAC7568: how to enable DAC7568 internal reference 2.5V?

    Resolved
    Part Number: DAC7568 Tool/software: Code Composer Studio Hi My design of DAC7568 needs 2.5V output. And according to the Datasheet, the host should write 08000001h to DAC7568 to enable the reference voltage output. But after sending the command to DAC7568…
    • Resolved

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