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Showing 64 results View by: Thread Post Sort by
    Answered
  • DAC9881: Impedance b/w AGND and DGND

    Ryuuichi machida
    Ryuuichi machida
    Resolved
    Part Number: DAC9881 Tool/software: Hello, Customer asked following information. * Impedance b/w AGND and DGND Is it possible to disclose above information ? Best Regards,
    • Resolved
    • 2 months ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC9881: Incorrect output signal - cont'd

    Philippe Bruyant
    Philippe Bruyant
    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#…
    • Resolved
    • over 1 year ago
    • Data converters
    • Data converters forum
  • DAC9881: Incorrect output signal

    Philippe Bruyant
    Philippe Bruyant
    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…
    • over 1 year ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC9881: Ouptut oscillations

    Deepak Sharma
    Deepak Sharma
    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…
    • Resolved
    • over 2 years ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC9881: Not generating the correct output voltage

    Moritz Speidel
    Moritz Speidel
    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…
    • Resolved
    • over 2 years ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC9881: Zero-scale error

    Ivy Jin
    Ivy Jin
    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
    • over 3 years ago
    • Data converters
    • Data converters forum
  • DAC9881: DAC9881 EVBOARD MMB0 SUPPORT WINDOW10 OPERATING SYSTEM

    user6391667
    user6391667
    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
    • over 4 years ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC9881: Figure.8 in DAC9881 Evaluation Module ( SLAU279A )

    user5802412
    user5802412
    Resolved
    Part Number: DAC9881 Hello, I'm confusing about SLAU279A 's figure 8. Since DAC9881 is designed as bufferd output mode, so internal buffer may lead offset voltage and headroom voltage. They may crash the linearity of DAC. My problem is: Q: When…
    • Resolved
    • over 6 years ago
    • Data converters
    • Data converters forum
  • Answered
  • DAC91001: replace DAC9881

    Amy Luo
    Amy Luo
    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
    • over 4 years ago
    • Data converters
    • Data converters forum
  • DAC9881: output voltage is not correct sometimes after power-on

    Jerry Chen
    Jerry Chen
    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…
    • over 4 years ago
    • Data converters
    • Data converters forum
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