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AS3515 - Stereo Audio Codec

General Description

The AS3515 is a low power stereo audio codec and is designed for Portable Digital Audio Applications.

It allows playback in CD quality and recording in FM-stereo quality.

Key Features

  • Multi-bit Sigma Delta Converters.
  • DAC: 18bit with 94dB SNR (‘A’ weighted) , 48kHz.
  • ADC: 14bit with 82dB SNR (‘A’ weighted), 16kHz 2 Microphone Inputs.
  • 3 gain pre-setting (28dB/34dB/40dB) and AGC.
  • 32 gain steps @1.5dB and MUTE.
  • supply for electret microphone.
  • microphone detection.
  • remote control by switch 2 Line Inputs.
  • volume control via serial interface.
  • 32 steps @1.5dB and MUTE.
  • stereo or 2x mono or mono.

📥 Download Datasheet

Datasheet Details

Part number AS3515
Manufacturer austriamicrosystems AG
File Size 2.26 MB
Description Stereo Audio Codec
Datasheet download datasheet AS3515 Datasheet

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Full PDF Text Transcription (Reference)

The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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AS3515 V15 Data Sheet, Confidential austriamicrosystems AS3515 Data Sheet, Confidential Stereo Audio Codec with System Power Management 1 General Description The AS3515 is a low power stereo audio codec and is designed for Portable Digital Audio Applications. It allows playback in CD quality and recording in FM-stereo quality. It has a variety of audio inputs and outputs to directly connect electret microphones, 16Ω headset, 4Ω speaker and auxiliary signal sources via a 10-channel mixer. It only consumes 22mW in playback mode. Further the device offers advanced power management functions. All necessary ICs and peripherals in a flash based Digital Audio Player are supplied by the AS3515. The power management block generates 9 different supply voltages out of the battery supply.