Title :
A 1ns Josephson 16b ALU
Author :
Kotani, Shinji ; Fujimaki, N. ; Imamura, Takashi ; Hasuo, S.
Author_Institution :
Fujitsu, Ltd., Atsugi, Japan
Abstract :
A Josephson ALU consisting of 900 variable threshold logic gates will be disclosed. The critical path delay which measures 1.05ns has been obtained at a power consumption of 7 5mW. The average gate delay on the 1.5×8.8mm ALU is estimated to be 11.5ps.
Keywords :
Adders; Circuits; Delay effects; Delay estimation; Josephson junctions; Niobium; Propagation delay; Resistors; Semiconductor device measurement; Timing;
Conference_Titel :
Solid-State Circuits Conference. Digest of Technical Papers. 1987 IEEE International
Conference_Location :
New York, NY, USA
DOI :
10.1109/ISSCC.1987.1157153
