CM101S+ C-Media Electronics, Inc., CM101S+ Datasheet - Page 5

• Manufacturer Part Number: CM101S+
• Description: USB 2CH Audio Controller
• Manufacturer: C-Media Electronics, Inc.

1. DESCRIPTIONS AND OVERVIEW
CM101S+ is the world first USB audio chip that with Dolby Digital Live sounds technology
supporting. This new chip design can provided more efficiency features and high quality sound
for portable USB audio products application. It is a highly integrated single chip for USB stereo
audio and SPDIF output application. Minimum external components are needed for building an
USB audio system, which makes CM101S+ a simple and very cost-effective solution.
CM101S+ is design for all kind of PC base USB personal multi-media device products. It is USB
2.0 full speed compatible and utilizes USB bus power for plug-and-play feature. Via C-Media
Xear 3D Sound USB audio driver, users can avail themselves of a much better virtual 7.1 CH
environment capable. For high-end multi-media application, this light and portable personal
audio device can easy to processing any sound source to Dolby Digital AC-3 raw data by
real-time encoding function. The world first innovation software function to grade up every PC
system and output high quality digital sound effects for link up with high-end home theater
equipments like amplifier, DVD player or decoder etc.
This special feature is Dolby Digital Live function modules. As we know, Dolby Digital is the world
well-known sound technology brand and generality using on consumer electronics. Therefore, if
PC products need to be home theater equipment or media center this would be key feature and
selling point for product development. These functions not only provide easy bridge to connect
PCs and consumer electronics but also adding value and upgrade sound quality to PC products.
In the future, PCs can put on Dolby logo on it and provide advanced sound quality to end-user.
All of modules were implemented by C-Media in software technology and anyone can request
these features by license from Dolby Lab. through C-Media.
Date: 09/25/2005
2. FEATURES
The world smallest devices for Dolby Digital Live content encoding application.
USB 2.0 Full Speed Compatible and USB IF Certification
USB audio device class specification v1.0 Compatible
USB Audio With Dolby Digital Live Solution
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Version: 1.01
CM101S+