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L'ensemble est architecturé autour d'une puce WM5102 dont voici quelques caractéristiques :
En réalité, ce circuit intégré à plus vocation à être utilisé dans les téléphones. Reste à savoir comment il se comporte dans ce type d'intégrationAudio hub CODEC with integrated voice processor DSP
Programmable audio effects and voice processing functions
- Transmit-path noise reduction and echo cancellation
- Receive-path enhancement and noise reduction
- Wind noise, sidetone and other programmable filters
- Dynamic Range Control, Fully parametric EQs
Multi-channel asynchronous sample rate conversion
Integrated 6/7 channel 24-bit hi-fi audio hub CODEC
- 6 ADCs, 96dB SNR microphone input (48kHz)
- 7 DACs, 113dB SNR headphone playback (48kHz)
Audio inputs
- Up to 6 analogue or digital microphone inputs
- Single-ended or differential mic/line inputs
Multi-purpose headphone / earpiece / line output drivers
- 2 stereo output paths
- 29mW into 32Ω load at 0.1% THD+N
- 100mW into 32Ω BTL load at 5% THD+N
- 6.5mW typical headphone playback power consumption
- Pop suppression functions
- 2.3μV RMS noise floor (A-weighted)
Mono BTL earpiece output driver
2 x 2W stereo Class D speaker output drivers
- Direct drive of external haptics vibe actuators
wo-channel digital speaker (PDM) interface
SLIMbus® audio and control interface
3 full digital audio interfaces
- Standard sample rates from 4kHz up to 192kHz
- Ultrasonic accessory function support
- TDM support on all AIFs
- 8 channel input and output on AIF1