Basic Design of a Josephson Technology Cache Memory

S. M. Faris, W.H. Henkels, E.A. Valsamakis, H. H. Zappe · IBM Journal of Research and Development · 1980

Design work on components for Josephson computer technology nondestructive read out cache memories has been published previously. In this paper, presenting a design for a 2.5-µm technology, 4 × 1K-bit cache chip with a nominal access time of about 500 ps as a basis, we show for the first time how these components are structured and interfaced. The cell, drivers, decoder, and a sense bus are based on designs which were experimentally verified in a 5-µm technology for which excellent agreement was found between computer simulations and measurements.

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