Digital Signal Processing Reference
In-Depth Information
3.0
t
5
2.5
t
4
2.0
t
3
1.5
t
2
1.0
t
1
0.5
t
0
0.0
−
0.5
−
0.05 0.00
0.05
0.10
0.15
0.20
0.25
0.30
0.35
0.40
0.45
Time (ns)
(a)
t
5
v
GS
= −
0.5 V
t
0
t
4
−
5
v
GS
= −
1.0 V
t
3
−
15
v
GS
= −
1.5 V
t
2
t
1
−
25
v
GS
2.0 V
= −
−
35
−
45
v
GS
= −
2.5 V
−
55
2.5
2.0
1.5
1.0
0.5
0.0
−
−
−
−
−
v
DS
(V)
(b)
v
GS
=
2.5 V
50
40
v
GS
=
2.0 V
t
4
30
t
3
v
GS
=
1.5 V
20
t
2
10
v
GS
=
1.0 V
t
5
v
GS
=
0.5 V
t
1
0
0.0
0.5
1.0
1.5
2.0
2.5
v
DS
(V)
(c)
Figure 11-10
Interaction between
v
in
-
t
and
i
out
-
v
out
curves for an inverting push-pull
driver: (a) transient input signal; (b)
i
-
v
curve progression for the PMOS pull-up;
(c)
i
-
v
curve progression for the NMOS pull-down.
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