Presentation 1999/10/29
Timing Design of RSFQ Logic Circuits Using Verilog HDL
N. Yoshikawa, Shizuka Mori, Junichi Koshiyama,
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Abstract(in English) Logic level circuit simulation is strongly demanded in the design of large scale rapid single flux quantum (RSFQ) integrated circuits. However, it is not so easy because to make a standard library of RSFQ logic gates is difficult due to the smallness of their gain. In this report, we have investigated the way to conduct the logic level simulation of RSFQ circuits by Verilog HDL based on the cell based design methodology using binary decision diagram (BDD). In the simulation, we consider variations in timing parameters arising form the change of the bias current. The Verilog simulations of the RSFQ half adder indicate that the results precisely agree with the results calculated by an analog simulator and that the simulation time is reduced considerably.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) RSFQ logic circuit / BDD / circuit simulation / HDL / superconductive integrated circuit
Paper # SCE99-28
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Conference Information
Committee SCE
Conference Date 1999/10/29(1days)
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Paper Information
Registration To Superconductive Electronics (SCE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Timing Design of RSFQ Logic Circuits Using Verilog HDL
Sub Title (in English)
Keyword(1) RSFQ logic circuit
Keyword(2) BDD
Keyword(3) circuit simulation
Keyword(4) HDL
Keyword(5) superconductive integrated circuit
1st Author's Name N. Yoshikawa
1st Author's Affiliation Faculty of Engineering, Yokohama National University()
2nd Author's Name Shizuka Mori
2nd Author's Affiliation Faculty of Engineering, Yokohama National University
3rd Author's Name Junichi Koshiyama
3rd Author's Affiliation Faculty of Engineering, Yokohama National University
Date 1999/10/29
Paper # SCE99-28
Volume (vol) vol.99
Number (no) 408
Page pp.pp.-
#Pages 6
Date of Issue