Or if you share my empirical streak but you’re lazy, just watch this video. In principle you can build an R-2R DAC with as many steps as you’d like, but eventually you run into the accuracy of ...

The 16 channels 12-bit R/2R DAC contains a three principal blocks: adjustable bias, DAC core and logic block. DAC core consist of 16 identical R/2R DAC, each of which include differential R/2R ladder ...