Below is the layout of an R-2R data converter designed summer of 1999 (Amkor wafer fabrication services, Boise, Idaho) in a 0.18 um process using a 1.8V power supply. The converter operates at 10MHz and has programmable output range.

http://cmosedu.com/jbaker/projects/DAC_r_2r_b.gif

Last Updated Wednesday: June 26, 1999

Jake Baker