Best USB Audio I/O Controller for
External High End 8CH Audio Devices
CM106-F+/L+ High Integrated
USB Audio I/O Controller
(Dolby Digital Live and DTS Connect Software Technology Bundle)
DataSheet 1.0
C-MEDIA ELECTRONICS INC.
TEL: 886-2-8773-1100
FAX: 886-2-8773-2211
6F, 100, Sec. 4, Civil Boulevard, Taipei, Taiwan 106, R.O.C.
For detailed product information, please contact
sales@cmedia.com.tw
CM106-F+/L+
High End 8CH DAC and 2CH ADC Integrated Solution
NOTICES
THIS DOCUMENT IS PROVIDED “AS IS” WITH NO WARRANTIES WHAT SO EVER,
INCLUDING ANY WARRANTY OF MERCHANT ABILITY, NONINFRINGEMENT, FITNESS FOR
ANY PARTICULAR PURPOSE, OR ANY WARRANTY OTHERWISE ARISING OUT OF ANY
PROPOSAL, DOCUMENT OR SAMPLE.
ALL RIGHTS RESERVED. NO PART OF THIS DOCUMENT MAY BE REPRODUCED OR
TRANSMITTED IN ANY FORM OR BY ANY MEANS, ELECTRONIC OR MECHANICAL,
INCLUDING INFORMATION STORAGE AND RETRIEVAL SYSTEMS, WITHOUT
PERMISSION IN WRITING FROM C-MEDIA ELECTRONICS, INC.
COPYRIGHT
Copyright (c) 2005-2007 C-Media Electronics Inc.
All rights reserved. All content included on this document, such as text, graphics, logos, button
icons, images, audio clips, digital downloads, data compilations, and software, is either the
exclusive property of C-Media Electronics Inc., its affiliates (collectively, "C-Media"), its content
suppliers, or its licensors and protected by Republic of China and international copyright laws.
TRADEMARKS
C-Media, the C-Media Logo, Xear 3D, Xear 3D Logo and Speaker Shifter are trademarks of
C-Media Electronics Inc. in Republic of China and/or other countries. Dolby Digital and dts are
trademarks of Dolby Laboratories, Inc. and DTS Corporate. and All other brand, logos and
product names listed are trademarks or registered trademarks of their respective holders and are
hereby recognized as such.
*C-Media reserves the right to modify the specifications without further notice*
Date: 08/19/2005
-2-
Version： 1.01
CM106-F+/L+
High End 8CH DAC and 2CH ADC Integrated Solution
Table of Contents
1. DESCRIPTIONS AND OVERVIEW
2. FEATURES
3. PIN DESCRIPTIONS
3.1 CM106-F+ QFP 100 PIN TABLE
3.2 CM106-L+ LQFP 48 PIN TABLE
3.3 CM106-F+ QFP 100 PIN DESCRIPTION
3.4 CM106-L+ LQFP 48 PIN DESCRIPTION
5
6
8
8
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25
4. ORDERING INFORMATION
4.1 CM106-L+ (LQFP 48 PIN) PACKAGE
4.2 CM106-F+ (QFP 100 PIN) PACKAGE
5. FUNCTION BLOCK DIAGRAM OF CM106-F+/L
6. FUNCTION DESCRIPTIONS
6.1 INTERNAL REGISTER
6.2 MCU INTERFACE
6.3 SERIAL EEPROM CONTENT
6.4 DAC
6.5 ADC
6.6 POWER MANAGEMENT
Date: 08/19/2005
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Version： 1.01
CM106-F+/L+
High End 8CH DAC and 2CH ADC Integrated Solution
7. SOFTWARE TECHNOLOGY
7.1 Xear 3D
TM
SOUND
7.2 DOLBY
®
DIGITAL LIVE
7.3 DTS
®
CONNECT
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Version： 1.01
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8. VOLUME CONTROL
8.1 DAC VOLUME CONTROL
8.2 ADC VOLUME CONTROL
8.3 MIC / LINE-IN MONITOR VOLUME CONTROL
9. ELECTRICAL CHARACTERISTICS
9.1 ABSOLUTE MAXIMUM RATING
9.2 RECOMMENDED OPERATION CONDITIONS
9.3 AUDIO PERFORMANCE
10. AUDIO PERFORMANCE CURVES
10.1 AA PATH (LINE IN TO LINE OUT) FREQUENCY RESPONSE
10.2 AA PATH (LINE IN TO LINE OUT) CROSS TALK
10.3 DAC (FRONT) FREQUENCY RESPONSE @ 48KS/SEC
10.4 DAC (FRONT) FREQUENCY RESPONSE @ 44.1KS/SEC
10.5 DAC (FRONT) PASS BAND RIPPLE @ 48KS/SEC
10.6 DAC (FRONT) PASS BAND RIPPLE @ 44.1KS/SEC
10.7 ADC (LINE IN) FREQUENCY RESPONSE @ 48KS/SEC
10.8 ADC (MIC IN) FREQUENCY RESPONSE @ 48KS/SEC
11. APPLICATION CIRCUIT
11.1 CM106-L+ (LQFP 48) / CM106-F+ (QFP 100)
Date: 08/19/2005
CM106-F+/L+
High End 8CH DAC and 2CH ADC Integrated Solution
1. DESCRIPTIONS AND OVERVIEW
CM106-F+/ L+ is a highly integrated single chip USB audio solution. All essential analog
modules are embedded in CM106F+/L+, including 8CH DAC and earphone buffer, 2CH ADC,
microphone booster, PLL, regulator, and USB transceiver. This chip design can provided more
efficiency features and high quality sound for high end USB audio products application. It is
very suitable for USB external audio box, USB multi-channel headphone, USB Ducking System,
USB Portable Home Theater Adoptoror and USB audio interface multi-channel speaker set
application.
CM106F+/L+ is design for all kind of PC base USB multi-media audio 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. Moreover, Xear 3D sound also supported unique enviromentFX,
10 band equalizer sound effects and Karaoke function. For high-end consumer application, this
multi-media audio device can easy to processing any sound source to Dolby Digital AC-3 and
DTS interactive 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.
These special features are Dolby Digital Live and DTS Connect function modules. As we know,
Dolby Digital and DTS (Digital Theater System) are the world well-known sound technology
brands 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 Digital and DTS 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. and DTS Corporate. through C-Media.
Furthemore, Many features are programmable with external EEPROM and MCU interface. In
addition, Venders can using MCU/EEPROM/GPIO control interface easily via HID software to
develop remote control or keypad button functions. Better yet, CM106-F+/L support stereo MIC,
phone jack sense, S/PDIF I/O and 48/44.1 Khz sampling rate.
Date: 08/19/2005
-5-
Version： 1.01
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