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Altera_Forum
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11 years ago

Using CIC Decimation Filter with Multi-channel Support

Hi All, I have questions about this designe example: http://www.altera.com/support/examples/dsp-builder/exm-cic-decimation-filter.html I have attached the design files. In the file fir_c...
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Altera_Forum
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11 years ago

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Hi All,

How to decide the bit width for the fir filter coefficient? Is the bit width the same as the input data bit width?

Many Thanks,

Lee

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quantise your coeffs and see response. If you and spec are happy with it so be it.