INTRODUCTION

DSP stands for Digital Signal Processing. Cmedia Audio DSPs are based on the Tensilica DSP core and incorporate Cmedia’s Xear™ sound technology. Xear™ sound provides audio and voice processing capabilities, such as Surround Sound and EQ for audio, as well as AEC, ENC, and NR for voice. The DSP integrates major audio interfaces, including I2S, TDM, SPDIF, and DAC/ADC. With standard control interfaces like I2C and SPI, it offers flexible applications for audio products.

APPLICATIONS
  • Smart phones
  • Mobile featured phones
  • DECT/PSTN/VOIP phones
  • Bluetooth headsets
  • USB headsets/handsets
  • Battery-powered headset/wireless headsets
  • Speaker Phone
  • Array Mic
  • Docking with sound effect
AUDIO DSP CHIPSET
Part# Description
CM7001/CM7001N ENC / AEC for Peripheral
CM7100 Ultra-low-power, 101dB DSP audio codec with 4CH I2S I/O/4CH DMIC input, bundle with Xear Surround Headphone, Parametric EQ technologies
CM7104 Ultra-low-power, 101dB DSP audio codec with 4CH I2S I/O/4CH DMIC input, bundle with Xear Surround Headphone, Parametric EQ technologies
CM7120 Ultra-low-power dual core DSP with 5-channel audio codec (up-to-120dB HP Amp) and 10 channel I2S in/out, 8ch TDM, bundled with Xear Audio/Voice Processing Effects
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