Problem

(Random-Access Memories) Consider a 1-megabit dynamic memory component. The memory is orga...

(Random-Access Memories)Consider a 1-megabit dynamic memory component. The memory is organized into 512 rows of 2048 bits each. Assume that every bit must be refreshed within 4 ms. How frequently should a row refresh operation be scheduled? If the memory has an 80 ns access time, approximately what fraction of memory accesses must be dedicated for refresh?

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Solutions For Problems in Chapter 10