CHAP $6)$ Howmanybitsarerequiredtoaddressa$1$M$\backslash$times $8$mainmemoryif TER $4-$

a$)$ Main memory is byte$-$addressable?

EXER

CISE

$2.$ b$)$ Main memory is word$-$addressable?

$9.$ How many $2568$ RAM chips are needed to provide a memory capacity of $4096$ bytes?

a$)$ How many bits will each address contain?

b$)$ How many lines must go to each chip?

c$)$ How many lines must be decoded for the chip select inputs? Specify the size of the decoder.

$10.$ Suppose that a $2M16$ main memory is built using $256K8$ RAM chips and memory is word$-$addressable.

a$)$ How many RAM chips are necessary?

b$)$ If we were accessing one full word, how many chips would be involved?

c$)$ How many address bits are needed for each RAM chip?

d$)$ How many banks will this memory have?

e$)$ How many address bits are needed for all of memory?

f$)$ If high$-$order interleaving is used, where would address $14($which is $E$ in hex$)$ be located?

g$)$ Repeat Exercise $9$f for low$-$order interleaving.