Research Article
Difference-Equation-Based Digital Frequency Synthesizer
Table 1
Comparisons between the proposed DFS and other related works.
| Authors | Items | Output resolution (bits) | SFDR (dBc) | PSNR (dB) | ROM (words) | Adders | Multipliers |
| Strollo et al. [18] | 13 | 90.2 | — | 1344 | 8 | 0 | Song and Kim [30] | 16 | 100 | — | 270 | 6 | 6 | Langlois and Al-Khalili [31] | 14 | 96.2 | — | 1152 | 8 | 0 | De Caro et al. [32] | 12 | 80 | — | 0 | 2 | 2 | De Caro and Strollo [33] | 12 | 83.6 | — | 896 | 2 | 2 | Yang et al. [34] | 12 | 80 | — | 2176 | 6 | 0 | Curticapean and Niittylahti [35] | 14 | 85 | — | 832 | 2 | 2 | Ko et al. (This work) | 14 | 133 | 113 | 14 | 8 | 1 | 16 | 187 | 128 | 16 | 8 | 1 |
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