MT47H64M16HR-25H Datasheet, PDF (58/132 Pages) Micron Technology – DDR2 SDRAM MT47H256M4 – 32 Meg x 4 x 8 banks MT47H128M8 – 16 Meg x 8 x 8 banks MT47H64M16 – 8 Meg x 16 x 8 banks

1Gb: x4, x8, x16 DDR2 SDRAM
Input Slew Rate Derating
Table 29: DDR2-667/800/1066 Setup and Hold Time Derating Values (^tIS and ^tIH)
Command/
Address Slew
Rate (V/ns)
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.25
0.2
0.15
0.1
2.0 V/ns
˂^tIS
˂^tIH
150
94
143
89
133
83
120
75
100
45
67
21
0
0
–5
–14
–13
–31
–22
–54
–34
–83
–60
–125
–100
–188
–168
–292
–200
–375
–325
–500
–517
–708
–1000
–1125
CK, CK# Differential Slew Rate
1.5 V/ns
˂^tIS
˂^tIH
180
124
173
119
163
113
150
105
160
75
97
51
30
30
25
16
17
–1
8
–24
–4
–53
–30
–95
–70
–158
–138
–262
–170
–345
–295
–470
–487
–678
–970
–1095
1.0 V/ns
˂^tIS
˂^tIH
210
154
203
149
193
143
180
135
160
105
127
81
60
60
55
46
47
29
38
6
36
–23
0
–65
–40
–128
–108
–232
–140
–315
–265
–440
–457
–648
–940
–1065
Units
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
PDF: 09005aef821ae8bf
1GbDDR2.pdf – Rev. X 10/11 EN
58
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