Cost-effective integration of an FN-programmed embedded flash memory into a 0.25mum SiGe: C RF-BiCMOS technology. - Alexander Fox; K. E. Ehwald; Peter Schley; Rainer Barth; Steffen Marschmeyer; C. Wolf; V. E. Stikanov; A. Gromovyy; A. Hudyryev (Microelectron. J., 2006)