H5PS1G43EFR
H5PS1G83EFR
H5PS1G63EFR
Fig. d. Illustration of tangent line for tIH, tDH
CK, DQS
CK, DQS
tIS,
tDS
tIS,
tDS
tIH,
tDH
tIH,
tDH
VDDQ
VIH(ac)min
nominal
line
VIH(dc)min
tangent
line
VREF(dc)
dc to VREF
region
Tangent
line
nominal
line
VIL(dc)max
VIL(ac)max
Vss
Delta TR
Delta TF
Hold Slew Rate Tangent line[VREF(dc)-VIL(ac)max]
=
Rising Signal
Delta TR
Tangent line[VIH(ac)min-VREF(dc)]
Delta TF
Hold Slew Rate
Falling Signal
=
Rev. 0.4 / Nov 2008
33