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Internet Data Sheet
HYB18TC1G[80/16]0AF
1-Gbit DDR2 SDRAM
TABLE 33
AC Overshoot / Undershoot Specification for Clock, Data, Strobe and Mask Pins
Parameter
DDR2-400
DDR2-533
DD2-667
Unit
Maximum peak amplitude allowed for overshoot area
Maximum peak amplitude allowed for undershoot area
Maximum overshoot area above VDDQ
0.9
0.9
0.9
V
0.9
0.9
0.9
V
0.38
0.38
0.28
0.28
0.23
0.23
V.ns
V.ns
Maximum undershoot area below VSSQ
FIGURE 6
AC Overshoot / Undershoot Diagram for Clock, Data, Strobe and Mask Pins
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Rev. 1.11, 2006-09
30
03292006-PJAE-UQLG
QIMONDA [ QIMONDA AG ]
