Research Article
A New High-Performance Digital FM Modulator and Demodulator for Software-Defined Radio and Its FPGA Implementation
Table 4
Component wise FPGA implementation result.
| Module name | Maximum frequency (MHz) | FPGA resources used | Gate count | Slices | Slice FF | No. of LUTs |
| FM data generator | 1045.8 | 7 | 14 | 0 | 139 | Interpolator | 386 | 12 | 11 | 16 | 318 | Pipelined DDFS | 334.5 | 75 | 55 | 120 | 1,325 | Accumulator | 335.2 | 9 | 18 | 18 | 357 | Phase detector | 131 | 46 | 0 | 71 | 1,106 | Loop filter | 221 | 12 | 12 | 23 | 372 | DDFS | 155.6 | 87 | 25 | 159 | 1,371 | FIR filter | 366.7 | 97 | 180 | 194 | 3,750 |
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