Question
The memory of a particular microcomputer is built from 64K * 1 DRAMs. According to the data sheet, the cell array of the DRAM is
The memory of a particular microcomputer is built from 64K * 1 DRAMs. According
to the data sheet, the cell array of the DRAM is organized into 256 rows. Each
row must be refreshed at least once every 4 ms. Suppose we refresh the memory on a
strictly periodic basis.
a. What is the time period between successive refresh requests?
b. How long a refresh address counter do we need?
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High School Math 2011 Algebra 1(prentice Hall)
Authors: Prentice Hall
Student Edition
9780133500400, 0133500403
