CMI8768 Datasheet, PDF (7/17 Pages) C-Media Electronics – PCI 8CH Integrated Sound Chip

2. Overview
PCI 8CH Integrated Sound Chip
CMI8768 Datasheet Rev 1.0
CMI8768 is the first high performance (SNR~100dB) 8CH PCI integrated sound chip
compatible with PCI V.2.2 specification in the world. With 24bit/96K digital/analog
playback capability and versatile driver support, CMI8768 is designed delicately for
advanced consumer PC sound card/media center/mainboard/desktop/embedded
system/server audio applications. Through integrating a full-duplex 8/2 CODEC and
S/PDIF transmitter/receiver, CMI8768 consequently saves much BOM cost for
customers. CMI8768, bundled with C-Media friendly and high add-on value driver,
provides the most economic and ideal audio solution with the best value-price ratio.
Integrated S/PDIF transmitter can deliver 24bit/96K high-definition 5.1 Dolby^®
Digital/DTS^®, or 6.1/7.1 Dolby^® Digital Surround EX/DTS ES DVD soundtracks and
audio stream to external receiver satisfying audio enthusiasts and pioneers. The
S/PDIF-Out data can meet the requirement of SCMS (Serial Copy Management
System) for digital content serial copy protection legislated by consumer audio
industry. CMI8768 also supports MPU-401 MIDI port for external musical instrument
input.
Figure 1. Graphic User Interface Samples-- Main Setting & Mixer
Being compatible with various industrial standards for gaming such as
EAX™ 1.0&2.0, A3D™ 1.0, Direct Sound™ 3D powered by Sensaura^® CRL3D HRTF
3D engine, C-Media CMI8768 can provide enthusiastic gamers breathtaking sound
experience in gaming.
C-Media proprietary Xear 3D^TM sound technology empowers users to shift virtual
speakers anywhere they want for optimizing the personal sound field. Virtual
speakers can even deliver up-to-7.1 channel surround sounds over only 2 physical
speakers or headphones. C-Media unique Magic Voice^TM functionality can reform your
microphone voice through the recording process delivering amazing disguise effects
Copyright 2004-2005 © C-Media Electronics Inc.
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