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Número de piezaDescripción (Función)Fabricante
WM8850 Multi-Channel High Definition Audio CODEC Wolfson
Wolfson Microelectronics plc Wolfson
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WM8850 Ficha de datos PDF : WM8850 pdf   
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The WM8850 is a high performance multi-channel audio CODEC designed for high performance PC audio systems. The device offers full compatibility with the Intel High Definition Audio (HDA) specification revision 1.0,allowing seamless integration with industry-standard HDA controllers.

 Multi-channel High Definition Audio CODEC
 Fully compatible with Intel High Definition Audio Revision 1.0
 6-Channel DAC, 4-channel ADC
 DAC sampling frequency 8kHz - 192kHz
 ADC sampling frequency 8kHz - 96kHz
 DAC Performance:
  - SNR 108 dB (‘A’ weighted)
  - SNR 105dB (non weighted)
  - THD -96dB (at 0dBFS)
 ADC Performance:
  - SNR 105 dB (‘A’ weighted)
  - SNR 102dB (non weighted)
  - THD -95dB (at -1dBFS)
 Ground-referenced stereo headphone driver
 Differential line inputs/outputs
 Stereo microphone interface with integrated pre-amp
 Multi-channel digital microphone interface
 IEC-60958-3 compatible S/PDIF transceiver
 Additional IEC-60958-3 compatible S/PDIF transmitter
 Jack detect and load impedance sensing
 Beep generator
 GPIO functionality
 IEEE-754 Single precision 32-bit floating point support
 Power supplies
  - Digital core:  1.62V – 1.98V
  - Digital buffer:  2.97V – 3.63V
  - Analogue:  4.5V – 5.25V
  - Charge pump:  4.5V – 5.25V  48-pin 7mm x 7mm QFN package

High performance PC audio
All-in-one desktop PC
Notebook PC

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