Keysight Technologies D9020DDRC, Manual

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DDR2(+LP) Compliance Testing Methods of Implementation 265
Data Timing Tests 16
0.6 - - - - - - - -
0.5 - - - - - - - -
0.4 - - - - - - - -
∆
tDS,
∆
tDH derating values for DDR2-400, DDR2-533 (All units in ‘ps’; the note applies to the entire table.)
DQS, DQS Differential Slew Rate
1.6 V/ns 1.4 V/ns 1.2 V/ns 1.0 V/ns 0.8 V/ns
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
DQ Slew Rate V/ns 2.0 - - - - - - - - - -
1.5 - - - - - - - - - -
1.0 24 24 - - - - - - - -
0.9 19 10 31 22 - - - - - -
0.8 11 -7 23 5 35 17 - - - -
0.7 2 -30 14 -18 26 -6 38 6 - -
0.6 -10 -59 2 -47 14 -35 26 -23 38 -11
0.5 - - -24 -89 -12 -77 0 -65 12 -53
0.4 - - - - -52 -140 -40 -128 -28 -116
Table 181 Timing Parameters by Speed Grade (DDR2-1066)
Parameter Symbol DDR2-1066 Units Specific Notes
Min Max
DQ and DM input setup time tDS(base) 0 x ps 6,7,8,17,23,26
Table 182 DDR2-1066 tDS/tDH derating with differential data strobe
∆
tDS,
∆
tDH derating values for DDR2-1066 (All units in ‘ps’; the note applies to the entire table.)
DQS, DQS Differential Slew Rate
4.0 V/ns 3.0 V/ns 2.0 V/ns 1.8 V/ns
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
DQ Slew Rate V/ns 2.0 100 45 100 45 100 45 - -
1.5 67 21 67 21 67 21 79 33
1.0 0 0 0 0 0 0 12 12
Table 180 DDR2-667/800 tDS/tDH derating with differential data strobe
∆
tDS,
∆
tDH derating values for DDR2-667, DDR2-800 (All units in ‘ps’; the note applies to the entire table.)
DQS, DQS Differential Slew Rate
4.0 V/ns 3.0 V/ns 2.0 V/ns 1.8 V/ns
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH
∆
tDS
∆
tDH