
55
64Mb: x4, x8, x16 DDR SDRAM
64Mx4x8x16DDR_B.p65
–
Rev. B; Pub. 10/00
Micron Technology, Inc., reserves the right to change products or specifications without notice.
2000, Micron Technology, Inc.
64Mb: x4, x8, x16
DDR SDRAM
NOTE:
The above characteristics are specified under best, worst, and nominal process variation/conditions.
REDUCED OUTPUT DRIVE CHARACTERISTICS
PULL-DOWN CURRENT (mA)
PULL-UP CURRENT (mA)
NOMINA L NOMINA L
LOW
HIGH
-3.5
-4.3
-6.9
-7.8
-10.3
-12.0
-13.6
-15.7
-16.9
-19.3
-19.4
-22.9
-21.5
-26.5
-23.3
-30.1
-24.8
-33.6
-26.0
-37.1
-27.1
-40.3
-27.8
-43.1
-28.3
-45.8
-28.6
-48.4
-28.7
-50.7
-28.9
-52.9
-28.9
-55.0
-29.0
-56.8
-29.2
-58.7
-29.2
-60.0
-29.3
-61.2
-29.5
-62.4
-29.5
-63.1
-29.6
-63.8
-29.7
-64.4
-29.8
-65.1
-29.9
-65.8
V OLTA GE NOMINA L NOMINA L
(V)
LOW
0.1
3.4
0.2
6.9
0.3
10.3
0.4
13.6
0.5
16.9
0.6
19.9
0.7
22.3
0.8
24.7
0.9
26.9
1.0
29.0
1.1
30.6
1.2
31.8
1.3
32.8
1.4
33.5
1.5
34.0
1.6
34.3
1.7
34.5
1.8
34.8
1.9
35.1
2.0
35.4
2.1
35.6
2.2
35.8
2.3
36.1
2.4
36.3
2.5
36.5
2.6
36.7
2.7
36.8
HIGH
3.8
7.6
11.4
15.1
18.7
22.1
25.0
28.2
31.3
34.1
36.9
39.5
42.0
44.4
46.6
48.6
50.5
52.2
53.9
55.0
56.1
57.1
57.7
58.2
58.7
59.2
59.6
MINIMUM MA X IMUM
2.6
5.2
7.8
10.4
13.0
15.7
18.2
20.8
22.4
24.1
25.4
26.2
26.6
26.8
27.0
27.2
27.4
27.7
27.8
28.0
28.1
28.2
28.3
28.3
28.4
28.5
28.6
MINIMUM MA X IMUM
-2.6
-5.2
-7.8
-10.4
-13.0
-15.7
-18.2
-20.4
-21.6
-21.9
-22.1
-22.2
-22.3
-22.4
-22.6
-22.7
-22.7
-22.8
-22.9
-22.9
-23.0
-23.0
-23.1
-23.2
-23.2
-23.3
-23.3
5.0
9.9
14.6
19.2
23.6
28.0
32.2
35.8
39.5
43.2
46.7
50.0
53.1
56.1
58.7
61.4
63.5
65.6
67.7
69.8
71.6
73.3
74.9
76.4
77.7
78.8
79.7
-5.0
-9.9
-14.6
-19.2
-23.6
-28.0
-32.2
-35.8
-39.5
-43.2
-46.7
-50.0
-53.1
-56.1
-58.7
-61.4
-63.5
-65.6
-67.7
-69.8
-71.6
-73.3
-74.9
-76.4
-77.7
-78.8
-79.7