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DAC8801: Rfb value for DAC8801

Madhurani Rajaput
Prodigy 10 points
Part Number: DAC8801

What is the value of feedback resistor inside DAC?

  • 0
    TI__Guru 53333 points

    Hi Madhurani,

    The RFB value is the same total impedance of the R-2R ladder as seen by the VREF pin.  This is 5kΩ ± 25%.  The Absolute value may vary, but it is very well matched to the ladder itself.

    Thanks, Paul