An 8 ns 256 K BiCMOS RAM. - Nobuo Tamba; Shuuichi Miyaoka; Masanori Odaka; Katsumi Ogiue; Kouichirou Yamada; Takahide Ikeda; Mitsuru Hirao; Hisayuki Higuchi; Hideaki Uchida (IEEE J. Solid State Circuits, 1989)