This IP is a part of LabVIEW FPGA RF Communications Library available on NI Labs.
This example resamples IQ signal at fractional interpolation rates between 1 and 2.
The details of the IP are as follows:
1. Filter details:
Filter type: Multirate FIR low pass Filter
Passband= 0 to 0.4Fs (Fs= input sampling rate)
Transition band= 0.4 Fs to 0.6Fs
Passband ripple= 0.001 dB
Stopband attenuation= 85 dB
Interpolation factor= 128
2. Resampling rate= (Input sampling rate * Interpolation rate) <= clock rate/2
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3. Maximum clock rate= 57MHz
4. Device utilization summary of the IP:
Number of BUFGMUXs 6 out of 16 37%
Number of External IOBs 371 out of 556 66%
Number of MULT18X18s 54 out of 136 39%
Number of RAMB16s 27 out of 136 19%
Number of SLICEs 3903 out of 13696 28%
Other requirments: Fixed point math library for LabVIEW FPGA
