Article ID: 000085586 Content Type: Troubleshooting Last Reviewed: 04/13/2015

what is the biggest number for decimation and interpolation in fractional filter

Environment

  • Quartus® II Subscription Edition
    • BUILT IN - ARTICLE INTRO SECOND COMPONENT
    Description

    The description about interpolation factor and decimation factor in 15-10 of DSP Builder Handbook Volume3: DSP Builder Advanced Blockset that the FractionalRateFIR block supports interpolation rate changes from 2 to 64,decimation rate changes from 2 to 64 is wrong. In Quartus 12.1 and later version, fractional filter don’t have any restriction on the interpolation/decimation factors

    Resolution

    We will fix the document in the next release.

    Related Products

    This article applies to 1 products

    Stratix® V GX FPGA

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