Hynix 8GB DDR3 PC3-8500 HMT41GS6MFR8C-PB Manuale Utente
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HMT41GS6MFR8C-PB
Rev. 1.0 /Jul. 2012
28
Clock, Data, Strobe and Mask Overshoot and Undershoot Specifications
Clock, Data, Strobe and Mask Overshoot and Undershoot Definition
AC Overshoot/Undershoot Specification for Clock, Data, Strobe and Mask
Parameter
DDR3-
800
DDR3-
1066
DDR3-
1333
DDR3-
1600
Units
Maximum peak amplitude allowed for overshoot area. (See Figure below)
0.4
0.4
0.4
0.4
V
Maximum peak amplitude allowed for undershoot area. (See Figure below)
0.4
0.4
0.4
0.4
V
Maximum overshoot area above VDD (See Figure below)
0.25
0.19
0.15
0.13
V-ns
Maximum undershoot area below VSS (See Figure below)
0.25
0.19
0.15
0.13
V-ns
(CK,
CK
, DQ, DQS,
DQS
, DM)
See figure below for each parameter definition
Maximum Amplitude
Overshoot Area
VDDQ
VSSQ
Maximum Amplitude
Undershoot Area
Time (ns)
Volts
(V)