High linearity 2-bit current steering InP/GaInAs DHBT digital-to-analog converter. 2010 22nd International Conference on Indium Phosphide and Related Materials (IPRM), 1-4, Mai 2010. [PUMA: 2-bit bipolar circuit circuits;Physics;Sampling compounds;heterojunction compounds;high conversion;Resistors;DH-HEMTs;Heterojunction conversion;gallium converter;cascode current devices;static digital-to-analog integral-differential layout;digital-analogue linearity methods;Switches nonlinearities;InP-GaInAs;Linearity;Indium phosphide;Digital-analog shuffling;dummy state steering;DHBT structure;layout techniques;static transistors;Solid transistors;indium]