
BAT – Analog & Digital Audio Platform
Our fully flexible and application-optimized solution to enable high-fidelity audio and voice-control of IoT devices at low power cost

BAT is our audio platform for serving a wide range of fashionable applications such as Smart Speakers, Smart Headsets and ANC Earbuds and In-Vehicle Infotainment. It embeds ADC, DAC, audio digital filters, voice detection and key word spotting solutions.
BAT enables a seamless configuration and assembly of your high fidelity and low power audio device ensuring faster Time-To-Market with stronger market position.

At the crossroads of analog performances and digital adaptability : BAT
ANALOG making the interface between analog and digital worlds very high fidelity
- MEMS microphone and electret support
- High electrical performances for accurate data recording and payback
- Cap-less architecture to limit BoM impact
DIGITAL 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
BAT backbone

Outstanding advantages

Speed-up your Time-To-Market
Streamlined SoC integration in days, not weeks
Standard interfaces and bridges
Pre-integrated in MCU subsystem CHAMELEON

Ultimate Energy Efficiency
Voice Activity Detection @ 8 µA
Low power @ 150 µA
Low operating voltage
KWS @ <100 µA

High Fidelity audio
ADC DR @ 106 dBA
ADC noise floor @ 3.8 µVrms
DAC SNR @ 120 dBA
VAD @ 100% detection

Application Optimized
Low latency for ANC
Phase synchronization for beamforming
Fast wake-up for VAD
High CMRR for automotive
Need to learn more about Voice Activity Detection (VAD) ?
Looking for a complete Audio SoC?
BAT platform is fully interoperable with SPIDER, CHAMELEON and PANTHER platforms to achieve best-in-class EE
Benefit of an easy-going audio subsystem including:
- VAD for voice activation,
- Audio ADC & DAC for listening to music and having calls,
- MCU subsystem for wake-word and command recognition,
- DSP processor for automatic speech recognition voice assistant support.
Enjoy an extended battery lifetime using our power management solutions:
- Advanced low power techniques for ultimate energy efficiency
- Coherent IP tailored for ultimate efficiency in all power modes

Download the white paper: Why VAD and what solution to choose?”
