Silicon for Voice

VocalFusion XVF3500 stereo-AEC voice processor


Part Number: XVF3500-FB167-C
Downloads: software and documents

Embed a voice front end into a smart TV, soundbar, set-top box or digital media adaptor.

Full duplex, stereo-AEC, noise suppression and deverberation cuts out noise and echo for accurate barge-in and command capture over long distances.


  • Programmable voice processor with stereo-AEC

    • 4-ch digital microphone interface
    • Voice DSP processing
      • Full duplex stereo Acoustic Echo Cancellation (AEC) with barge-in and programmable AEC latency
      • Adaptive beamformer for linear arrays
      • Dereverberation, Noise suppression, Automatic Gain Control
      • Direction of arrival (DOA) indication

    Audio interface

    • Inter-IC Sound (I2S) audio interface, 48kHz sample rate
    • High speed USB2.0 compliant device, 48kHz sample rate
    • Multichannel USB Audio Class 1.0

    Audio output

    • I2S output to DAC, up to 48kHz PCM

    System control options

    • Inter-Integrated Circuit (I2C) serial control interface
    • USB control interface

    167 ball FBGA package 0.5mm pitch

VocalFusion XVF3100 mono-AEC voice processor with wake-detection


Part Number: XVF3100-TQ128-C
Downloads: software and documents

Our mono-AEC voice processor gives you up-close voice capture quality and processing accuracy at far-field range – even in noisy environments.

Ideal if you want to integrate Alexa into kitchen appliances and smart panels for lighting, heating and security products.

  • XVF3100 voice processor

    • Programmable voice processor for far-field handsfree communication
      • 4 microphone adaptive beamformer supporting linear and circular arrays
      • Full duplex AEC with barge-in support (up to 50dB att.)
      • Noise suppression (up to 15dB att.)
      • Speaker independent keyword trigger detection
      • 128 pin TQFP package 0.4mm pitch

    Host interface options

    • High speed USB2.0 compliant device
      • Multichannel USB Audio Class 1.0 16kHz or 48kHz sample rate
      • Control interface
    • Optional I2S interface
      • 16kHz or 48kHz sample rate
      • I2C control interface

    Audio output options

    • I2S output to DAC, 16kHz or 48kHz PCM

VocalFusion XVF3000 mono-AEC voice processor


Part Number: XVF3000-TQ128-C
Downloads: software and documents

Our mono-AEC voice processor gives you up-close voice capture quality and processing accuracy at far-field range – even in noisy environments.

Ideal if you want to integrate Alexa into kitchen appliances and smart panels for lighting, heating and security products.


  • XVF3000 voice processor

    • Programmable voice processor for far-field handsfree communication
      • 4 microphone adaptive beamformer supporting linear and circular arrays
      • Full duplex AEC with barge-in support (up to 50dB att.)
      • Noise suppression (up to 15dB att.)
      • 128 pin TQFP package 0.4mm pitch

    Host interface options

    • High speed USB2.0 compliant device
      • Multichannel USB Audio Class 1.0 16kHz or 48kHz sample rate
      • Control interface
    • Optional I2S interface
      • 16kHz or 48kHz sample rate
      • I2C control interface

    Audio output options

    • I2S output to DAC, 16kHz or 48kHz PCM

The hardware and software listed on this page may be subject to a license agreement – see License Agreements.