Digital Signal Processing Reference
In-Depth Information
LPF511F0.2
120
0
100
-20
-40
80
60
-60
-80
40
-100
20
-120
0
-140
-20
-160
-40
0
0.2
0.4
0.6
0.8
1
0
200
400
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
1.2
0.2
0.16
1
0.12
0.8
0.08
0.04
0.6
0
0.4
-0.04
-0.08
0.2
-0.12
0
-0.16
-0.2
-0.2
0
200
400
0
0.04
0.08
0.12
0.16
0.2
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
-3 dB Cut-off Frequency
F
-3dB
0.1992x f
N
[f
N
]
Maximum Attenuation
A
−
103.7
dB
Transition Width
∆
F
0.0125x f
N
[f
N
]
1.27x10
−5
Pass-Band Ripple
R
Step Response
Rise/Fall Time
τ
R
4.5x
∆
T
[
∆
T]
% Overshoot
Q
8.6
%
τ
S
Settling Time
61x
∆
T
[
∆
T]
