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CS47L85 - Low-Power Smart Codec

Description

The CS47L85 is a highly integrated, low-power audio and sensor hub system for smartphones, tablets and other portable audio devices.

It combines an advanced DSP feature set with a flexible, high-performance audio hub codec.

Features

  • 900 MIPS, 900MMAC multicore audio-signal processor.
  • Sensor hub capability, with event time-stamp functions.
  • Programmable wideband, multimic audio processing.
  • Cirrus Logic® mono ambient noise cancelation.
  • Transmit-path noise reduction and echo cancelation.
  • Wind noise, sidetone, and other programmable filters.
  • Multichannel asynchronous sample rate conversion.
  • Integrated multichannel 24-bit hi-fi audio hub codec.
  • Six.

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Full PDF Text Transcription

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CS47L85 Low-Power Smart Codec with Seven DSP Cores, Voice and Media Enhancement, and Integrated Sensor Hub Features • 900 MIPS, 900MMAC multicore audio-signal processor • Sensor hub capability, with event time-stamp functions • Programmable wideband, multimic audio processing — Cirrus Logic® mono ambient noise cancelation — Transmit-path noise reduction and echo cancelation — Wind noise, sidetone, and other programmable filters • Multichannel asynchronous sample rate conversion • Integrated multichannel 24-bit hi-fi audio hub codec — Six ADCs, 100-dB SNR mic input (48 kHz) — Eight DACs, 121-dB SNR headphone playback (48 kHz) • Up to 9 analog or 12 digital microphone inputs • Multipurpose headphone/earpiece/line output drivers — 30 mW into 32-Ω load at 0.
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