IPR-FIR Altera, IPR-FIR Datasheet - Page 28
IPR-FIR
Manufacturer Part Number
IPR-FIR
Description
IP CORE Renewal Of IP-FIR
Manufacturer
Altera
Type
MegaCorer
Specifications of IPR-FIR
Software Application
IP CORE, DSP Filters And Transforms
Supported Families
Arria GX, Arria II GX, Cyclone, HardCopy, Stratix
Core Architecture
FPGA
Core Sub-architecture
Arria, Cyclone, Stratix
Rohs Compliant
NA
Function
Finite Impulse Response Compiler
License
Renewal License
Lead Free Status / RoHS Status
na
Lead Free Status / RoHS Status
na
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3–4
Figure 3–3. Parallel FIR Filter Coefficient Parameters for Band Pass Filter
FIR Compiler User Guide
3. After making your settings, click Apply. The dialog box displays the frequency
4. To generate floating-point coefficients for interpolation or decimation rate filters,
response of the filter in blue and also displays a list of the actual coefficient values.
(Figure
select Interpolation or Decimation and the required Factor from the Rate
Specification drop-down boxes.
When you click Auto Generate, IP Toolbench generates coefficients for a low-pass
filter with a cutoff frequency based on the specified rate.
Figure 3–4 on page 3–5
sampling rate and results in a half-band coefficient set.
For an explanation of interpolation and decimation, refer to
Decimation” on page
3–3).
4–8.
shows a decimation filter. The cut-off frequency is ¼ of the
© December 2010 Altera Corporation
Chapter 3: Parameter Settings
“Interpolation and
Specifying the Coefficients
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