HYB18T1G[40/80/16]0AF(L)–[3S/3.7/5]
1-Gbit DDR2 SDRAM
Operating Conditions
Overshoot and Undershoot Specification
Table 29
AC Overshoot / Undershoot Specification for Address and Control Pins
Parameter
DDR2-400
DDR2-533
0.9
DD2-667
0.9
Unit
V
Maximum peak amplitude allowed for overshoot area 0.9
Maximum peak amplitude allowed for undershoot area 0.9
0.9
0.9
V
Maximum overshoot area above VDD
Maximum undershoot area below VSS
1.33
1.33
1.00
0.80
0.80
V.ns
V.ns
1.00
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9ROWVꢀꢍ9ꢎ
2YHUVKRRWꢀ$UHD
9''
966
8QGHUVKRRWꢀ$UHD
0D[LPXPꢀ$PSOLWXGHꢀꢀ
7LPHꢀꢍQVꢎ
03(7ꢁꢂꢁꢁ
Figure 6
AC Overshoot / Undershoot Diagram for Address and Control Pins
Table 30
AC Overshoot / Undershoot Specification for Clock, Data, Strobe and Mask Pins
Parameter
DDR2-400
DDR2-533
0.9
DD2-667
0.9
Unit
V
Maximum peak amplitude allowed for overshoot area 0.9
Maximum peak amplitude allowed for undershoot area 0.9
0.9
0.9
V
Maximum overshoot area above VDDQ
Maximum undershoot area below VSSQ
0.38
0.38
0.28
0.23
0.23
V.ns
V.ns
0.28
Internet Data Sheet
30
Rev. 1.31, 2007-01
03292006-1X3H-6X8S
QIMONDA [ QIMONDA AG ]
