W9725G6KB
CLK
CLK
t IS
t IH
t IS
t IH
V DDQ
nominal
V IH(ac) min
line
V REF to AC
region
V IH(dc) min
tangent
line
V REF(dc)
tangent
line
V IL(dc) max
V REF to AC
region
V IL(ac) max
nominal
line
Δ TR
V SS
Δ TF
Setup Slew Rate
Rising Signal =
tangent line[V IH(ac)min - V REF(dc) ]
Δ TR
Falling Signal
Setup Slew Rate
=
tangent line[V REF(dc) - V IL(ac)max ]
Δ TF
Figure 21 – Illustration of tangent line for t IS
Publication Release Date: Sep. 03, 2012
- 57 -
Revision A03
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