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WM9715L - Audio/Touchpanel CODEC

General Description

The WM9715L is a highly integrated input / output device designed for mobile computing and communications.

The device can connect directly to a 4-wire or 5-wire touchpanel, mono or stereo microphones, stereo headphones and a mono speaker, reducing total component count in the system.

Key Features

  • AC’97 Rev 2.2 compatible stereo CODEC - DAC SNR 90dB, THD.
  • 86dB - ADC SNR 88dB, THD.
  • 88dB - Variable Rate Audio, supports all WinCE sample rates - Tone Control, Bass Boost and 3D Enhancement.
  • On-chip 45mW headphone driver.
  • On-chip 400mW mono speaker driver.
  • Stereo, mono or differential microphone input - Automatic Level Control (ALC).
  • Auxiliary mono DAC (ring tone or DC level generation).
  • Seamless interface to wireless chipset.
  • Resistive touchp.

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Other Datasheets by Cirrus Logic

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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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w WM9715L AC’97 Audio and Touchpanel CODEC DESCRIPTION The WM9715L is a highly integrated input / output device designed for mobile computing and communications. The device can connect directly to a 4-wire or 5-wire touchpanel, mono or stereo microphones, stereo headphones and a mono speaker, reducing total component count in the system. Additionally, phone input and output pins are provided for seamless integration with wireless communication devices. The WM9715L also offers up to four auxiliary ADC inputs for analogue measurements such as temperature or light. To monitor the battery voltage in portable systems, the WM9715L has two uncommitted comparator inputs.