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BK3288

The BK32888 is a dual-mode Bluetooth 5.2 system-on-chip solution.

Overview


The BK32888 is a dual-mode Bluetooth 5.2 system-on-chip solution supporting digital hearing aids, hearing implant devices, active noise cancellation, keyword spotting, and voice commands.

The 64-bit SIMD DSP supports up to 300 MHz floating-point processing, and works with a 32-bit RISC MCU to provide low-delay and low-power audio processing capability. Flexible and abundant peripherals make it ideal for different Bluetooth audio applications, such as hearing aids and true wireless stereo.



Features


Bluetooth 5.2 classic and Low Energy

Stand-alone hardware FFT, FIR filter and audio equalizer

Fully programmable filter engine

Less than 10 µs audio ADC to DAC loop delay

24-bit audio quality with 104 dB dynamic range

CMOS 28 nm low-power process

Array microphone noise reduction

Active noise cancellation

Code encryption and system security


Applications

Bluetooth speakers
Bluetooth earphone

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