cs5378 Cirrus Logic, Inc., cs5378 Datasheet - Page 50

• Manufacturer Part Number: cs5378
• Description: Low-power Single-channel Decimation Filter
• Manufacturer: Cirrus Logic, Inc.

DS639F1
Filter Type
FIR2 (Coefficient set 0)
Low pass, passband to 40% f
Linear phase decimate by 2
126 coefficients
Figure 28. FIR2 Linear Phase Coefficients
s
Filter Coefficients
(normalized 24-bit)
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0
1
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62
= 2985
= 3784
= -1458
= -5808
= -1007
= 7756
= 5935
= -7135
= -11691
= 3531
= 17500
= 4388
= -20661
= -15960
= 18930
= 29808
= -9795
= -42573
= -7745
= 49994
= 33021
= -47092
= -62651
= 29702
= 90744
= 4436
= -109189
= -54172
= 109009
= 114154
= -81993
= -174452
= 22850
= 221211
= 68863
= -238025
= -187141
= 208018
= 318763
= -116005
= -443272
= -49958
= 533334
= 298975
= -553873
= -642475
= 454990
= 1113788
= -137179
= -1854336
= -766230
= 3875315
= 8388607
= -71
= -371
= -870
= -986
= 34
= 1786
= 2291
= 291
= -2036
= -943
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72
= 29808
= 18930
= -15960
= -20661
= 4388
= 17500
= 3531
= -11691
= -7135
= 5935
= 7756
= -1007
= -5808
= -1458
= 3784
= 2985
= -943
= -2036
= 291
= 2291
= 1786
= 34
= -986
= -870
= -371
= -71
= 533334
= -49958
= -443272
= -116005
= 318763
= 208018
= -187141
= -238025
= 68863
= 221211
= 22850
= -174452
= -81993
= 114154
= 109009
= -54172
= -109189
= 4436
= 90744
= 29702
= -62651
= -47092
= 33021
= 49994
= -7745
= -42573
= -9795
= 8388607
= 3875315
= -766230
= -1854336
= -137179
= 1113788
= 454990
= -642475
= -553873
= 298975
CS5378
50