User Manual
DS671F2 55
CS4385
Contacting Cirrus Logic Support
For all product questions and inquiries, contact a Cirrus Logic Sales Representative.
To find the one near e st to yo u, go to www.cirrus.com
IMPORTANT NOTICE
Cirrus Logic, Inc. and its sub sidiaries ("Cirrus") believe that the information con tained in this document is accurate and reliable. However, the information is subject
to chang e withou t noti ce and is provide d "AS I S" without warrant y of any kind (ex press or implie d). Cust omers are advised to obtain the latest version of relevant
information to verify, before placing orders, that information being relied on is current and complete. All products are sold subject to the terms and conditions of sa le
supplied at the time of order acknowled gment, including th ose pertaining to warra nty, indemnification, and limitation of liability. No r esponsibility is assu med 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 pate nts or other righ ts of thir d
parties. This docu m ent is the prop erty of Cirrus and by fu rnishing this information, Cirrus grants no license, express or implied under any paten ts, mask work rights,
copyrights, trademarks, trade secrets or other intellectual property rights. Cirrus owns the copyrights associated with the information contained here in and gives con-
sent for copies to be made of the informa tion only for use with in yo ur o rga ni zatio n with resp ect to C irrus in te grated circuits or other products of Cirrus. This consent
does not extend to othe r co pying such as copying for ge ne ral distribution, adver tising or pro m o tion al p ur poses, or for creating any work for resa le.
CERTAIN APPLICAT IONS USING SEMICONDUCTOR PRODUCTS MAY INVOLVE POTENTIAL RISKS OF DEATH, PERSONAL I NJU RY, OR SEVERE P ROP-
ERTY OR EN VIRONMEN TAL DAMA GE (“CRITICAL APPLICATIONS”). CIRRUS PRODUCTS ARE NOT DESIGNED, AUTHORIZED OR WARRANTED FOR USE
IN PRODUCTS SURGICALLY IMPLANTED INTO THE BODY, AUTOMOTIVE SAFETY OR SECURITY DEVICES, LIFE SUPPORT PRODUCTS OR OTHER CRIT-
ICAL APPLICATIONS. INCLUSION OF CIRRUS PRODUCT S IN SUCH APPLICATIONS IS UNDERSTOOD TO BE FULLY AT THE CUSTOMER’S RISK AND CIR-
RUS DISCLAIMS AND MAKES NO WARRANTY, EXPRESS, STATUTORY OR IMPLIED, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
FITNESS FOR PARTICULAR PURPOSE, WITH REGARD T O ANY CIRRUS PRODUCT THAT IS USED IN SUCH A MANNER. IF TH E CUSTOMER OR CUSTOM-
ER’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, DISTRI BUTORS AND OTHER AGENTS FROM ANY AND ALL LI ABILI TY, INCLUDING AT-
TORNEYS’ FEES AND COSTS, THAT MAY RESULT FROM OR ARISE IN CONNECTION WITH THESE USES.
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 resp ective owners.
I²C is a regis t er ed trademar k o f P h ilips Semiconduc to r.
SPI is a trademark of Mo toro la , Inc.