Cirrus Logic CS5378 - Manual (Page 50)

CS5378
DS639F3 50
Filter Type Filter Coefficients
(normalized 24-bit)
FIR2 (Coefficient set 0)
Low pass, passband to 40% f
s
Linear phase decimate by 2
126 coefficients
h
0
= -71 h
63
= 8388607
h
1
= -371 h
64
= 3875315
h
2
= -870 h
65
= -766230
h
3
= -986 h
66
= -1854336
h
4
= 34 h
67
= -137179
h
5
= 1786 h
68
= 1113788
h
6
= 2291 h
69
= 454990
h
7
= 291 h
70
= -642475
h
8
= -2036 h
71
= -553873
h
9
= -943 h
72
= 298975
h
10
= 2985 h
73
= 533334
h
11
= 3784 h
74
= -49958
h
12
= -1458 h
75
= -443272
h
13
= -5808 h
76
= -116005
h
14
= -1007 h
77
= 318763
h
15
= 7756 h
78
= 208018
h
16
= 5935 h
79
= -187141
h
17
= -7135 h
80
= -238025
h
18
= -11691 h
81
= 68863
h
19
= 3531 h
82
= 221211
h
20
= 17500 h
83
= 22850
h
21
= 4388 h
84
= -174452
h
22
= -20661 h
85
= -81993
h
23
= -15960 h
86
= 114154
h
24
= 18930 h
87
= 109009
h
25
= 29808 h
88
= -54172
h
26
= -9795 h
89
= -109189
h
27
= -42573 h
90
= 4436
h
28
= -7745 h
91
= 90744
h
29
= 49994 h
92
= 29702
h
30
= 33021 h
93
= -62651
h
31
= -47092 h
94
= -47092
h
32
= -62651 h
95
= 33021
h
33
= 29702 h
96
= 49994
h
34
= 90744 h
97
= -7745
h
35
= 4436 h
98
= -42573
h
36
= -109189 h
99
= -9795
h
37
= -54172 h
100
= 29808
h
38
= 109009 h
101
= 18930
h
39
= 114154 h
102
= -15960
h
40
= -81993 h
103
= -20661
h
41
= -174452 h
104
= 4388
h
42
= 22850 h
105
= 17500
h
43
= 221211 h
106
= 3531
h
44
= 68863 h
107
= -11691
h
45
= -238025 h
108
= -7135
h
46
= -187141 h
109
= 5935
h
47
= 208018 h
110
= 7756
h
48
= 318763 h
111
= -1007
h
49
= -116005 h
112
= -5808
h
50
= -443272 h
113
= -1458
h
51
= -49958 h
114
= 3784
h
52
= 533334 h
115
= 2985
h
53
= 298975 h
116
= -943
h
54
= -553873 h
117
= -2036
h
55
= -642475 h
118
= 291
h
56
= 454990 h
119
= 2291
h
57
= 1113788 h
120
= 1786
h
58
= -137179 h
121
= 34
h
59
= -1854336 h
122
= -986
h
60
= -766230 h
123
= -870
h
61
= 3875315 h
124
= -371
h
62
= 8388607 h
125
= -71
Figure 28. FIR2 Linear Phase Coefficients