Research Article
ADC Production Test Technique Using Low-Resolution Arbitrary Waveform Generator
Table 7
THD estimation accuracy versus AWG resolution.
| | AWG resolution | THD reference (dB) | THD estimation (dB) | Measurement difference (dB) |
| ADC#1 | 12 | −61.8 | −61.7 | −0.1 | 10 | −61.8 | −62.0 | 0.2 | 8 | −61.8 | −62.4 | 0.6 | 6 | −61.8 | −61.7 | −0.1 |
| ADC#2 | 12 | −59.8 | −59.1 | −0.7 | 10 | −59.8 | −58.8 | −1.0 | 8 | −59.8 | −58.9 | −0.9 | 6 | −59.8 | −59.1 | −0.8 |
|
|