H5PS1G43EFR
H5PS1G83EFR
H5PS1G63EFR
Fig. b. Illustration of tangent line for tIS,tDS
CK, DQS
CK, DQS
tIS,
tDS
tIH,
tDH
tIS,
tDS
tIH,
tDH
VDDQ
nominal
line
VIH(ac)min
VIH(dc)min
tangent
line
VREF(dc)
Tangent
line
VIL(dc)max
VREF to ac
region
VIL(ac)max
Nomial
line
Vss
Delta TR
Setup Slew Rate
Rising Signal
Tangent line[VIH(ac)min-VREF(dc)]
Delta TR
=
Delta TF
Tangent line[VREF(dc)-VIL(ac)max]
Delta TF
Setup Slew Rate
Falling Signal
=
Rev. 0.4 / Nov 2008
31