K4H510438 Datasheet, PDF (22/24 Pages) Samsung semiconductor – 512Mb B-die DDR SDRAM Specification

DDR SDRAM 512Mb B-die (x4, x8, x16)
DDR SDRAM
Voltage
(V)
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
1.1
1.2
1.3
1.4
1.5
1.6
1.7
1.8
1.9
2.0
2.1
2.2
2.3
2.4
2.5
2.6
2.7
Typical
Low
6.0
12.2
18.1
24.1
29.8
34.6
39.4
43.7
47.5
51.3
54.1
56.2
57.9
59.3
60.1
60.5
61.0
61.5
62.0
62.5
62.9
63.3
63.8
64.1
64.6
64.8
65.0
Pulldown Current (mA)
Typical
High
6.8
13.5
20.1
26.6
33.0
39.1
44.2
49.8
55.2
60.3
65.2
69.9
74.2
78.4
82.3
85.9
89.1
92.2
95.3
97.2
99.1
100.9
101.9
102.8
103.8
104.6
105.4
Minimum
4.6
9.2
13.8
18.4
23.0
27.7
32.2
36.8
39.6
42.6
44.8
46.2
47.1
47.4
47.7
48.0
48.4
48.9
49.1
49.4
49.6
49.8
49.9
50.0
50.2
50.4
50.5
Maximum
9.6
18.2
26.0
33.9
41.8
49.4
56.8
63.2
69.9
76.3
82.5
88.3
93.8
99.1
103.8
108.4
112.1
115.9
119.6
123.3
126.5
129.5
132.4
135.0
137.3
139.2
140.8
Typical
Low
-6.1
-12.2
-18.1
-24.0
-29.8
-34.3
-38.1
-41.1
-41.8
-46.0
-47.8
-49.2
-50.0
-50.5
-50.7
-51.0
-51.1
-51.3
-51.5
-51.6
-51.8
-52.0
-52.2
-52.3
-52.5
-52.7
-52.8
pullup Current (mA)
Typical
High
-7.6
-14.5
-21.2
-27.7
-34.1
-40.5
-46.9
-53.1
-59.4
-65.5
-71.6
-77.6
-83.6
-89.7
-95.5
-101.3
-107.1
-112.4
-118.7
-124.0
-129.3
-134.6
-139.9
-145.2
-150.5
-155.3
-160.1
Minimum
-4.6
-9.2
-13.8
-18.4
-23.0
-27.7
-32.2
-36.0
-38.2
-38.7
-39.0
-39.2
-39.4
-39.6
-39.9
-40.1
-40.2
-40.3
-40.4
-40.5
-40.6
-40.7
-40.8
-40.9
-41.0
-41.1
-41.2
Maximum
-10.0
-20.0
-29.8
-38.8
-46.8
-54.4
-61.8
-69.5
-77.3
-85.2
-93.0
-100.6
-108.1
-115.5
-123.0
-130.4
-136.7
-144.2
-150.5
-156.9
-163.2
-169.6
-176.0
-181.3
-187.6
-192.9
-198.2
Table 8. Full Strength Driver Characteristics
Rev. 1.3 June. 2005