BAT – Application-optimized audio IPs
Enabling HiFi and enhanced audio experience lasting days
High-resolution with ultra-low power audio converters configured on demand with unique built-in features
BAT is our audio IP platform for serving a wide range of fashionable applications such as Smart Speakers, Smart Hearables, wearable, IoT, and more.
It provides:
- Hight fidelity ADC / DAC audio IPs
- All in one, configurable Audio Codec IPs
- Ultra-low-power Voice Activity Detection (VAD)
- Asynchronous Sample Rate Converter (ASRC)
- PDM to PCM converter
- And more coming soon!
BAT enables a seamless configuration and assembly of your high fidelity and low power audio device ensuring faster Time-To-Market with robust and advanced IPs.
BAT - At the crossroads of analog performances and digital adaptability
ANALOG solutions, making the interface between the analog and digital worlds
- MEMS microphone and electret support
- High electrical performances for accurate data recording and playback
- Cap-less architecture to limit BoM impact
DIGITAL solutions, enabling powerful audio signal processing with soft flexibility
- Digital microphone support
- Hardware filters for optimum energy efficiency
- Various features to adapt to application constraints
- High configurability
Trending features enabled by our Audio IPs
Active Headphones
Smart Remote
In-vehicle Infotainment
Applications
- TWS earbuds, headphones and headsets
- AR/VR
- Smart speakers, home appliance
- Wearables, hearables, Voice first devices
- BLE codecs
- LP and GP MCU
Key figures
- 8μA in Voice Detection mode
- 100% voice detected
- 106 dB SNR ADC
- 119 dB SNR DAC
- < 8μs latency mic input to HP output
- Up to 768 kHz sample rate
Always on Voice User Interface, µW power budget
Choose the right level of always-on capabilities with the WhisperFamily
WhisperTrigger: Voice activity Detection, optimized for I0T.
Detect human voice and wake up your system.
WhisperExtractor: Analog feature extraction, for µW power budget always on applications.
Enable the lowest power VUI with µW level always-on feature extraction.
Remove distractions. Augment your sound experience.
Ultra low latency audio converters down to 3µs
Active Noise Cancellation allows you to listen to audio content without raising the volume excessively. We provide a powerful set of converters to make high-fidelity ANC possible.
- ADC with Dynamic Range higher than 106 dB maintaining audio performance in analog mic-in mode
- Pop-up noise level as low as – 60 dBV
Accurate sound processing. Reliable voice interaction.
Audio CODEC with high Noise Resilience
Engage seamless in-vehicle voice command and response interactions with robust noise tolerance in a high-temperature environment.
- High CMRR enabling in-vehicle distributed mic positioning
- Low crosstalk multi-channel CODEC
- Embedded low noise voltage regulator for enhanced resilience to power supply-related noise
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