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  • DAC9881: Incorrect output signal - cont'd

    Resolved
    Part Number: DAC9881 Hi Sorry for creating a new thread, but the previous one https://e2e.ti.com/support/data-converters-group/data-converters/f/data-converters-forum/1283858/dac9881-incorrect-output-signal?tisearch=e2e-sitesearch&keymatch=dac9881#…
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  • DAC9881: Incorrect output signal

    Part Number: DAC9881 Hello all, I am attempting to generate an analog 5-V sine voltage ([-2.5V;+2.5V]) using the DAC9881, but our home-made board yields the signal as in the figure below : (this is an Excel curve based on data captured on an oscilloscope…
    • Answered

  • DAC9881: Ouptut oscillations

    Resolved
    Part Number: DAC9881 Hi Texas We have configured DAC for 1.111 volt however, we are getting massive oscillations at output (attached). We chose this DAC as we were expecting higher eNOB >14 bit however we are yet to achieve this. Our ref_L is 0.943V hence…
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    • Answered

  • DAC9881: Not generating the correct output voltage

    Resolved
    Part Number: DAC9881 Hi, i am using the DAC9881 to generate 0V-10V DC signals. Attached you can find my schematics. When sending 0x0570a to the device and activating LDAC (Negative pulse with 10us length), the output changes from 0V to approx 150 mV…
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    • Answered

  • DAC9881: Zero-scale error

    Resolved
    Part Number: DAC9881 Hi team, My customer is evaluating DAC9881 in their project. And they test the Zero-scale error is 13mV, which is larger than the 32LSB on the datasheet.(The REF is 5V). Could you please help give some comments about the problem? …
    • Resolved

  • DAC9881: DAC9881 EVBOARD MMB0 SUPPORT WINDOW10 OPERATING SYSTEM

    TI Thinks Resolved
    Part Number: DAC9881 Dear sir i study DAC9881EVM USER GUIDE,I find dac9881 operating system is WINDOWS XP does it support other operating system like windows10. etc thanks!! TIA

  • DAC9881: output voltage is not correct sometimes after power-on

    Part Number: DAC9881 Hi team, My customer found sometimes output voltage is not correct after power-on. I have checked the power up sequence and RSTSEL &USB/BTC setting. No suspect was found. I would like to know if anything else I could take a look at…
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  • DAC91001: replace DAC9881

    Resolved
    Part Number: DAC91001 Other Parts Discussed in Thread: DAC9881 , Hi team, DAC9881can not linearly output 0-10mV, is it because the output type is Buffered Voltage? https://e2e.ti.com/support/data-converters/f/73/t/84195?tisearch=e2e-sitesearch&keymatch…
    • Resolved

  • DAC80508: Sample code for interfacing serial DACs DAC80508, DAC9881, DAC881 with f28335 dsp

    TI Thinks Resolved
    Part Number: DAC80508 Dear Sir/Madam, I shall be highly thankful to you if you could send me a sample code to configure DAC80508 with f28335 dsp.
    • Answered

  • DAC9881: feedback resistor

    Resolved
    Part Number: DAC9881 I would like to ask the literature about the feedback resistor.It is unclear. Is RFB an internal resistor?On page 26,Note(1) says RFB can be 1kOhm or 2kOhm depending on the gain.that's handled internally depending on a register setting…
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