CS42428
TABLE OF CONTENTS
1 PIN DESCRIPTIONS ................................................................................................................. 6
2 TYPICAL CONNECTION DIAGRAMS ..................................................................................... 8
3 APPLICATIONS ....................................................................................................................... 10
3.1 Overview .......................................................................................................................... 10
3.2 Analog Inputs ................................................................................................................... 10
3.2.1 Line Level Inputs ................................................................................................. 10
3.2.2 External Input Filter ............................................................................................. 11
3.2.3 High Pass Filter and DC Offset Calibration ......................................................... 11
3.3 Analog Outputs ................................................................................................................ 11
3.3.1 Line Level Outputs and Filtering ......................................................................... 11
3.3.2 Interpolation Filter ............................................................................................... 12
3.3.3 Digital Volume and Mute Control ........................................................................ 12
3.3.4 ATAPI Specification ............................................................................................ 13
3.4 Clock Generation ............................................................................................................. 14
3.4.1 PLL and Jitter Attenuation ................................................................................... 14
3.4.2 OMCK System Clock Mode ................................................................................ 15
3.4.3 Master Mode ....................................................................................................... 15
3.4.4 Slave Mode ......................................................................................................... 15
3.5 Digital Interfaces .............................................................................................................. 16
3.5.1 Serial Audio Interface Signals ............................................................................. 16
3.5.2 Serial Audio Interface Formats ............................................................................ 18
3.5.3 ADCIN1/ADCIN2 Serial Data Format .................................................................. 21
3.5.4 One Line Mode(OLM) Configurations ................................................................. 22
3.6 Control Port Description and Timing ................................................................................ 26
Contacting Cirrus Logic Support
For all product questions and inquiries contact a Cirrus Logic Sales Representative.
To find one nearest you go to www.cirrus.com/
IMPORTANT NOTICE
"Advance" product information describes products that are in development and subject to development changes. Cirrus Logic, Inc. and its subsidiar-
ies ("Cirrus") believe that the information contained in this document is accurate and reliable. However, the information is subject to change without
notice and is provided "AS IS" without warranty of any kind (express or implied). Customers are advised to obtain the latest version of relevant infor-
mation to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and condi-
tions of sale supplied at the time of order acknowledgment, including those pertaining to warranty, patent infringement, and limitation of liability. No
responsibility is assumed by Cirrus for the use of this information, including use of this information as the basis for manufacture or sale of any items,
or for infringement of patents or other rights of third parties. This document is the property of Cirrus and by furnishing this information, Cirrus grants
no license, express or implied under any patents, mask work rights, copyrights, trademarks, trade secrets or other intellectual property rights. Cirrus
owns the copyrights associated with the information contained herein and gives consent for copies to be made of the information only for use within
your organization with respect to Cirrus integrated circuits or other parts of Cirrus. This consent does not extend to other copying such as copying
for general distribution, advertising or promotional purposes, or for creating any work for resale.
An export permit needs to be obtained from the competent authorities of the Japanese Government if any of the products or technologies described
in this material and controlled under the "Foreign Exchange and Foreign Trade Law" is to be exported or taken out of Japan. An export license and/or
quota needs to be obtained from the competent authorities of the Chinese Government if any of the products or technologies described in this material
is subject to the PRC Foreign Trade Law and is to be exported or taken out of the PRC.
CERTAIN APPLICATIONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL INJURY, OR
SEVERE PROPERTY OR ENVIRONMENTAL DAMAGE ("CRITICAL APPLICATIONS"). CIRRUS PRODUCTS ARE NOT DESIGNED, AUTHO-
RIZED OR WARRANTED FOR USE IN AIRCRAFT SYSTEMS, MILITARY APPLICATIONS, PRODUCTS SURGICALLY IMPLANTED INTO THE
BODY, LIFE SUPPORT PRODUCTS OR OTHER CRITICAL APPLICATIONS (INCLUDING MEDICAL DEVICES, AIRCRAFT SYSTEMS OR COM-
PONENTS AND PERSONAL OR AUTOMOTIVE SAFETY OR SECURITY DEVICES). INCLUSION OF CIRRUS PRODUCTS IN SUCH APPLICA-
TIONS IS UNDERSTOOD TO BE FULLY AT THE CUSTOMER'S RISK AND CIRRUS DISCLAIMS AND MAKES NO WARRANTY, EXPRESS,
STATUTORY OR IMPLIED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR PARTICULAR PURPOSE,
WITH REGARD TO ANY CIRRUS PRODUCT THAT IS USED IN SUCH A MANNER. IF THE CUSTOMER OR CUSTOMER'S CUSTOMER USES
OR PERMITS THE USE OF CIRRUS PRODUCTS IN CRITICAL APPLICATIONS, CUSTOMER AGREES, BY SUCH USE, TO FULLY INDEMNIFY
CIRRUS, ITS OFFICERS, DIRECTORS, EMPLOYEES, DISTRIBUTORS AND OTHER AGENTS FROM ANY AND ALL LIABILITY, INCLUDING
ATTORNEYS' FEES AND COSTS, THAT MAY RESULT FROM OR ARISE IN CONNECTION WITH THESE USES.
Purchase of I2C components of Cirrus Logic, Inc., or one of its sublicensed Associated Companies conveys a license under the Phillips I2C Patent Rights to use
those components in a standard I2C system.
Cirrus Logic, Cirrus, and the Cirrus Logic logo designs are trademarks of Cirrus Logic, Inc. All other brand and product names in this document may
be trademarks or service marks of their respective owners.
2
CIRRUS [ CIRRUS LOGIC ]
