| MEMS | Micro-Electro-Mechanical Systems |
| SNR | Signal-to-Noise Ratio |
| AOP | Acoustic Overload Point |
| SPL | Sound Pressure Level |
| PDM | Pulse Density Modulation |
| ADC | Analog-to-Digital Converter |
| OP-AMP | Operational Amplifier |
| PSD | Power Spectral Density |
| RMS | Root Mean Square |
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