A Standards Lab Grade 20-Bit DAC with 0.1ppm/°C Drift


A Standards Lab Grade 20-Bit DAC with 0.1ppm/°C Drift

This publication details a true 1ppm D-to-A converter. Total DC error of this processor corrected DAC remains within 1ppm from 18-32°C, including reference drift. DAC error exclusive of reference drift is substantially better. Construction details and performance verification techniques are included, along with a complete software listing.

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