Introduction

This document is intended to provide a complete technical description of the features and specifications of the Sound BlasterAudioPCI128 advanced PCI audio cards. The SB AudioPCI128 is a PCI audio chipset solution from the Ensoniq division of Creative Technology Ltd. The Sound BlasterAudioPCI128 along with an AC97 CODEC offers the next generation of audio performance in a PC while maintaining full legacy compatibility without old ISA bus solutions.

The Sound BlasterAudioPCI128 utilizes the ES1373 PCI audio chip sold in the OEM market. SB AudioPCI128 is a PC99 compliant incorporating 3D Audio technology from Creative which immerses users in 3D audio space. What's more, the ES1373 supports 3D Positional Audio, Environmental Audio Extension (EAX) for DirectSound and DirectSound3D, and custom OEM configuration options for CDDA. In addition, Creative’s 3D Audio technology dramatically improves sound clarity, spatial realism and sound effects, through the minimization of crosstalk, which will dynamically adjust for monophonic or stereophonic input without user intervention.

The SB AudioPCI128 series is fully Plug and Play compliant for ease of use in either DOS, Windows Millennium, Windows 2000, Windows 95, Windows 98 or Windows NTapplications. SB AudioPCI128 provides General MIDI compatibility at an attractive price point. It provides a professional audio solution for today’s newest generation of game, music and entertainment software. SB AudioPCI128 also adds support for General Sound drum kit samples and cutting- edge positional 3D audio for true spatial localization of sounds and complies with the RolandMT-32 standard for wave table audio. It is fully compliant with Multimedia PC Level 3 specifications and with MicrosoftMultimedia extensions for Windows.

The CT5801 model of the SB AudioPCI128 adds the capability of a SPDIF output. This output is shared with the Line-out, and has an audio sensing circuit to determine if the cable plugged into the jack is for analog or digital output. Details of the internal connection and SPDIF cable specifications can be found on pages 12 and 13 of this document.

Note: This information is Confidential and Proprietary to Creative Labs, Inc. This information is subject to change without prior notice. Released by OEM Technical Marketing Department. Please direct any inquiries to your regional OEM Sales office. Patent Pending.

Revision 1.0, 10/25/2000

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