Digital Signal Processing Reference
In-Depth Information
LPF155F0.2
0
120
-20
100
-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
50
100
150
Normalized Frequency,
F
Normalised Frequency,
F
Index,
k
1.2
0.1
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
50
100
150
0
0.03
0.06
0.09
0.12
0.15
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Filter Coefficients
h
1
-
h
8
h
9
-
h
16
h
17
-
h
24
h
25
-
h
32
h
33
-
h
40
h
41
-
h
48
h
49
-
h
56
h
57
-
h
64
h
65
-
h
72
h
73
-
h
78
-0.002
-0.0054
0.0206
0.1108
0
-0.8498
-1.2397
2.7286
9.7917
0
-0.0015
-0.0104
0
0.1276
0.2281
-0.5877
-2.2203
0
10.9212
23.5062
0
-0.0124
-0.0281
0.0907
0.418
0
-2.4549
-3.3105
7.5633
51.127
0.0022
-0.0091
-0.053
0
0.4725
0.7326
-1.6759
-5.9032
0
77.1387
0.0043
0
-0.0617
-0.1191
0.3295
1.3204
0
-6.5106
-9.6851
95.6825
0.0051
0.0127
-0.0443
-0.2203
0
1.4688
2.04
-4.4429
-17.9824
102.4
0.0038
0.0241
0
-0.2514
-0.4174
1.0084
3.6382
0
-20.9137
0
0.0284
0.0593
-0.1769
-0.7582
0
4.0083
5.4453
-15.3098
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
0.1935x
f
N
-3 dB Cut-off Frequency
F
-3dB
[f
N
]
Maximum Attenuation
A
−
96.9
dB
0.039x
f
N
Transition Width
∆
F
[f
N
]
1.9x10
−5
Pass-Band Ripple
R
dB
Step Response
Rise/Fall Time
τ
R
4.5x
∆
T
[
∆
T]
% Overshoot
Q
8.3
%
τ
S
Settling Time
26x
∆
T
[
∆
T]
