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MT41J128M16JT-125K Datasheet, PDF (107/211 Pages) Micron Technology – DDR3 SDRAM MT41J512M4 64 Meg x 4 x 8 Banks MT41J256M8 32 Meg x 8 x 8 Banks MT41J128M16 16 Meg x 16 x 8 Banks
Table 68: Derating Values for tDS/tDH – AC135/DC100-Based at 2V/ns
Shaded cells indicate slew rate combinations not supported
ΔtDS, ΔtDH Derating (ps) – AC/DC-Based
DQS, DQS# Differential Slew Rate
8.0 V/ns 7.0 V/ns 6.0 V/ns 5.0 V/ns 4.0 V/ns 3.0 V/ns 2.0 V/ns 1.8 V/ns
1.6 V/ns
1.4 V/ns
1.2 V/ns
1.0 V/ns
ΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔΔ
tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH tDS tDH
4.0 34 25 34 25 34 25
3.5 29 21 29 21 29 21 29 21
3.0 23 17 23 17 23 17 23 17 23 17
2.5
14 10 14 10 14 10 14 10 14 10
2.0
0000000000
1.5
–23 –17 –23 –17 –23 –17 –23 –17 –15 –19
1.0
–68 –50 –68 –50 –68 –50 –60 –42 –52 –34
0.9
–66 –54 –66 –54 –58 –46 –50 –38 –42 –30
0.8
–64 60 –56 –52 –48 –40 –40 –36 –32 –26
0.7
–53 –59 –45 –51 –37 –43 –29 –33 –21 –17
0.6
–43 –61 –35 –53 –27 –43 –19 –27
0.5
–39 –66 –31 –56 –23 –40
0.4
–38 –76 –30 –60