Precise digital-to-analog converter VDAC20 is intended for application in different systems for DC measurements. An analog part of the device is galvanically isolated from digital part. An embedded microcontroller provides a simple interface and gives opportunity to improve characteristics of device.. A detail description (in russian) is here.
 

Parameters of VMEADC16:
- DAC resolution - 20 bits;
- accuracy (without digital correction) - 0,01%;
- accuracy (with digital correction) - 0,003%;
- output range - ±10 V;
- load resistance >10 KOm;
- settling time < 0,5 Sec.