Digital Signal Processing Reference
In-Depth Information
LPF511F0.4
0
250
-20
200
-40
150
-60
-80
100
-100
50
-120
0
-140
-160
-50
0
0.2
0.4
0.6
0.8
1
0
200
400
Normalised Frequency,
F
Index,
k
Normalized Frequency,
F
0.1
1.2
0.08
1
0.06
0.8
0.04
0.02
0.6
0
0.4
-0.02
-0.04
0.2
-0.06
0
-0.08
-0.2
-0.1
0
0.1
0.2
0.3
0.4
0.5
0
200
400
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
-3 dB Cut-off Frequency
F
-3dB
0.3992x f
N
[f
N
]
Maximum Attenuation
A
−
103.8
dB
Transition Width
∆
F
0.0126x f
N
[f
N
]
1.14x10
−6
Pass-Band Ripple
R
Step Response
Rise/Fall Time
τ
R
2.32x
∆
T
[
∆
T]
% Overshoot
Q
9.6
%
τ
S
Settling Time
40x
∆
T
[
∆
T]
