46DR83200A Datasheet, PDF (25/48 Pages) Integrated Silicon Solution, Inc – 32Mx8, 16Mx16 DDR2 DRAM

IS43/46DR83200A, IS43/46DR16160A
9. Input Setup and Hold Time Derating (tIS, tIH)

tIS, tIH Derating Values for DDR2-400, DDR2-533
CK, /CK Differential Slew Rate
2.0 V/ns
1.5 V/ns
1.0 V/ns
∆tIS
∆tIH
∆tIS
∆tIH
∆tIS
∆tIH
4.0
187
94
217
124
247
154
3.5
179
89
209
119
239
149
3
167
83
197
113
227
143
2.5
150
75
180
105
210
135
2.0
125
45
155
75
185
105
1.5
83
21
113
51
143
81
1.0
0
0
30
30
60
60
Command/
0.9
-11
-14
19
16
49
46
Address
0.8
-25
-31
5
-1
35
29
Slew rate
0.7
-43
-54
-13
-24
17
6
(V/ns)
0.6
-67
-83
-37
-53
-7
-23
0.5
-110
-125
-80
-95
-50
-65
0.4
-175
-188
-145
-158
-115
-128
0.3
-285
-292
-255
-262
-225
-232
0.25
-350
-375
-320
-345
-290
-315
0.2
-525
-500
-495
-470
-465
-440
0.15
-800
-708
-770
-678
-740
-648
0.1
-1450
-1125
-1420
-1095
-1390
-1065
Units Notes
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
ps
1
Integrated Silicon Solution, Inc. — www.issi.com
25
Rev. D
08/16/2012