DOI: 10.1109/isscc.1979.1155966
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Abstract: Although the microprocessor, as we currently know it, is only seven years old, the prospective UP user can choose from a veritable plethora of types.Several hundred different versions are, a t least nominally, available, allowing the design engineer t o match the processor's capability to virtually any application.To support the CPU in this wide spectrum of applications, a variety of semiconductor memories have been made available to the user in the form of deep and wide RAMS, ROMs, PROMS, EPROMs, etc.These d…

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