Digital Signal Processing Reference
In-Depth Information
LPF255F0.15
100
0
-20
80
-40
60
-60
40
-80
20
-100
0
-120
-20
-140
-160
-40
0
100
200
0
0.2
0.4
0.6
0.8
1
Index,
k
Normalized Frequency,
F
Normalised 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
100
200
0
0.03
0.06
0.09
0.12
0.15
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
F
-3dB
0.1469x
f
N
[f
N
]
-3 dB Cut-off Frequency
Maximum Attenuation
A
−
95.5
dB
0.023x
f
N
[f
N
]
Transition Width
∆
F
4.4x10
−5
Pass-Band Ripple
R
dB
Step Response
Rise/Fall Time
τ
R
5.99x
∆
T
[
∆
T]
% Overshoot
Q
8.8
%
τ
S
Settling Time
41x
∆
T
[
∆
T]
