1HY5PS12421B(L)FP
1HY5PS12821B(L)FP
1HY5PS121621B(L)FP
Fig. a Illustration of nominal slew rate for tIS,tDS
CK,DQS
CK, DQS
tIS,
tDS
tIH,
tDH
tIS,
tDS
tIH,
tDH
VDDQ
VIH(ac)min
VIH(dc)min
nominal
slew rate
VREF(dc)
nominal
slew rate
VIL(dc)max
VREF to ac
region
VIL(ac)max
Vss
Delta TF
Delta TR
Setup Slew Rate
Falling Signal
VREF(dc)-VIL(ac)max
Delta TF
Setup Slew Rate
Rising Signal
VIH(ac)min-VREF(dc)
Delta TR
=
=
Rev. 0.7 / Oct. 2007
29