This Voice assembly is an assembly of a PDM to PCM IP with an integrated smart DMA to autonomously manage data transfer without waking up the CPU when voice is detected.
Key Benefits
- PDM to PCM converter with up to 8 input channels
- WhisperTrigger - low power Voice Activity Detector
- Autonomous smart DMA
- Single APB control interface
Key Performances
- 115 dB SNR, A-Weighted
- -110 dB THD+N @ FS-1dB
- 98.5 % voice detected as a voice within the first phoneme