Digital Signal Processing Reference
In-Depth Information
LPF55F0.3
0
180
160
-20
140
-40
120
100
-60
80
-80
60
-100
40
20
-120
0
-140
-20
-160
-40
0
0.2
0.4
0.6
0.8
1
0
20
40
Normalised Frequency,
F
Index,
k
Normalized Frequency,
F
1.2
0.5
0.4
1
0.3
0.8
0.2
0.1
0.6
0
0.4
-0.1
-0.2
0.2
-0.3
0
-0.4
-0.2
-0.5
0
20
40
0
0.04
0.08
0.12
0.16
0.2
Index,
k
Normalised Frequency,
F
Normalized Frequency,
F
Filter Coefficients
h
1
-
h
3
h
4
-
h
6
h
7
-
h
9
h
10
-
h
12
h
13
-
h
15
h
16
-
h
18
h
19
-
h
21
h
22
-
h
24
h
25
-
h
27
h
28
0.0015
-0.0141
0.0834
-0.3598
1.1979
-3.1497
6.6236
-11.2194
15.3701
153.6
-0.0049
0.0123
0
-0.1744
1.0023
-3.6618
10.3478
-25.5122
74.5199
-0.0143
0.0614
-0.2018
0.4871
-0.7394
0
4.451
-20.473
130.5635
Performance Features
Parameter
Symbol
Value
Units
Frequency Response
0.2776x
f
N
-3 dB Cut-off Frequency
F
-3dB
[f
N
]
Maximum Attenuation
A
−
99.9
dB
0.114x
f
N
Transition Width
∆
F
[f
N
]
2.8x10
−5
Pass-Band Ripple
R
dB
Step Response
Rise/Fall Time
τ
R
2.96x
∆
T
[
∆
T]
% Overshoot
Q
8.1
%
S
Settling Time
τ
10x
∆
T
[
∆
T]
