Circuit techniques for 1.5-3.6-V battery-operated 64-Mb DRAM. - Yoshinobu Nakagome; Kiyoo Itoh 001; Kan Takeuchi; Eiji Kume; Hitoshi Tanaka; Masanori Isoda; Tatsunori Musha; Toru Kaga; Teruaki Kisu; Takashi Nishida; Yoshifumi Kawamoto; Masakazu Aoki (IEEE J. Solid State Circuits, 1991)