A dual 4-bit 2-Gs/s full Nyquist analog-to-digital converter using a 70-ps silicon bipolar technology with borosenic-poly process and coupling-base implant. - Valdis E. Garuts; Yeou-Chong Simon Yu; Einar O. Traa; Tadanori Yamaguchi (IEEE J. Solid State Circuits, 1989)