1 DRAM...2 I. DRAM...2 II. DRAM...2 III. DRAM...3...15 I....15 II....17 III....19 IV....19...22 I....22 II....22 III....23 IV....23...24
I. DRAM II. DRAM 1. 2
III. DRAM 1. DRAM 3
2. DRAM 4
5
6 3. DRAM
7
8
9
4. 10
5. DRAM µ µ µ 11
12
6. 13
14
15 operational I.
16
II. 17
???? 18
III. IV. 19
20
21
I. II. 22
III. IV.???? 23
IC IC IC ( IC ) 24
25
26
27
28