Digital Signal Processing Reference
In-Depth Information
LPF33F0.25
140
0
-20
120
100
-40
-60
80
-80
60
-100
40
-120
20
-140
0
-160
-20
0 .2 .4 .6 .81
Normalised Frequency,
F
0
10
20
30
Index,
k
Normalized Frequency,
F
1.2
0
-0.01
1
-0.02
0.8
-0.03
-0.04
0.6
-0.05
0.4
-0.06
-0.07
0.2
-0.08
0
-0.09
-0.2
-0.1
0
10
20
30
0
0.03
0.06
0.09
0.12
0.15
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Filter Coefficients
h
1
-
h
2
h
3
-
h
4
h
5
-
h
6
h
7
-
h
8
h
9
-
h
10
h
11
-
h
12
h
13
-
h
14
h
15
-
h
16
h
17
0
-0.0561
0
1.0712
0
-10.1944
0
73.0803
128
-0.0168
-0.0891
0.3888
1.4117
-4.3372
-11.6701
30.0664
112.1457
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
0.2113x
f
N
-3 dB Cut-off Frequency
F
-3dB
[f
N
]
Maximum Attenuation
A
−
101.8
dB
0.19x
f
N
Transition Width
∆
F
[f
N
]
Pass-Band Ripple
R
0
dB
Step Response
Rise/Fall Time
τ
R
3.78x
∆
T
[
∆
T]
% Overshoot
Q
4.5
%
S
Settling Time
τ
6x
∆
T
[
∆
T]
