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ES1988 - PCI Audio-Modem Accelerator

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General Description

The ES1988 Allegro™ PCI audio-modem accelerator combines advanced audio and modem functionality in a highly integrated PCI solution.

Utilizing one PCI load, the ES1988 provides a two chip audio-modem solution with digital interface capability to an AC’97 CODEC in the dock (a.k.a.

digital docking).

Overview

ES1988 Allegro™ PCI Audio-Modem Accelerator Data Sheet.

Key Features

  • such as DirectSound acceleration, and HRTF 3-D positional audio. The ES1988 implements multi-stream DirectSound and DirectSound3D acceleration with digital mixing, sample rate conversion and HRF 3-D filtering for two speaker 3D positional audio. The programmable audio signal processor provides support for multiple audio streams. With its built-in DSP core, the ES1988 uses its dedicated DMA engine to handl.

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