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A 1.8V 30nJ adaptive program-voltage (20V) generator for 3D-integrated NAND flash SSD

K. Ishida, T. Yasufuku, S. Miyamoto, H. Nakai, M. Takamiya, T. Sakurai, K. Takeuchi
2009 2009 IEEE International Solid-State Circuits Conference - Digest of Technical Papers  
NAND flash 5 Conventional SSD with charge pump DRAM NAND flash Each NAND flash has charge pump for 20V. 5 to 10% area of NAND flash chip!  ...  Adaptive controller for fast rising, fine voltage, DD vs. frequency & I DD vs. duty cycle are measured. frequency and duty cycle controller (1.8V 0.18µm standard CMOS process) C A and C B are digitally  ...  By using an adaptive controller and decreasing V DD from 3.3V to 1.8V, the total power consumption of a NAND flash memory decreases by 68%.  ... 
doi:10.1109/isscc.2009.4977396 dblp:conf/isscc/IshidaYMNTST09 fatcat:qy2ra7exdfeyblpqrd7ledchye