The following table shows the group delays introduced for each decimation value supported by the DFE PRACH core.
Decimation Rate | Number of Taps | Group Delay to "center" of Output Response (in Samples) | |||||
---|---|---|---|---|---|---|---|
FIR 0 | FIR 1 | FIR 2 | FIR 3 | FIR 4 | FIR 5 | ||
2 | N/A | N/A | N/A | N/A | N/A | 15 | 3 |
4 | N/A | N/A | N/A | N/A | 7 | 15 | 4 |
8 | N/A | N/A | N/A | 7 | 7 | 15 | 4 |
16 | N/A | N/A | 5 | 7 | 7 | 15 | 4 |
32 | N/A | 5 | 5 | 7 | 7 | 15 | 4 |
3 | N/A | N/A | N/A | N/A | N/A | 47 | 7 |
6 | N/A | N/A | N/A | N/A | 7 | 47 | 8 |
12 | N/A | N/A | N/A | 7 | 7 | 47 | 8 |
24 | N/A | N/A | 5 | 7 | 7 | 47 | 8 |
48 | N/A | 5 | 5 | 7 | 7 | 47 | 8 |
96 | 5 | 5 | 5 | 7 | 7 | 47 | 8 |