CS43L41

2

DS473PP1

TABLE OF CONTENTS

1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 5

ANALOG CHARACTERISTICS ................................................................................................ 5

POWER AND THERMAL CHARACTERISTICS....................................................................... 7

DIGITAL CHARACTERISTICS ................................................................................................. 7

ABSOLUTE MAXIMUM RATINGS ........................................................................................... 7

RECOMMENDED OPERATING CONDITIONS ....................................................................... 7

SWITCHING CHARACTERISTICS .......................................................................................... 8

SWITCHING CHARACTERISTICS - CONTROL PORT......................................................... 10

2. TYPICAL CONNECTION DIAGRAM .................................................................................... 11

3. REGISTER QUICK REFERENCE .......................................................................................... 14

3.1 MCLK Control (address 00h) ............................................................................................ 14

3.2 Mode Control (address 01h) ............................................................................................. 14

3.3 Volume and Mixing Control (address 02h)........................................................................ 15

3.4 Channel A Volume Control (address 03h) ........................................................................ 15

3.5 Channel B Volume Control (address 04h) ........................................................................ 15

4. REGISTER BIT DESCRIPTION .............................................................................................. 16

4.1 Master Clock Divide Enable.............................................................................................. 16

4.2 Auto-Mute ......................................................................................................................... 16

4.3 Digital Interface Format..................................................................................................... 17

4.4 De-emphasis Control ........................................................................................................ 17

4.5 Power On/Off Quiescent Voltage Ramp ........................................................................... 18

4.6 Power Down...................................................................................................................... 18

4.7 Channel A Volume = Channel B Volume .......................................................................... 19

4.8 Soft Ramp or Zero Cross Enable...................................................................................... 19

4.9 ATAPI Channel Mixing and Muting ................................................................................... 20

4.10 Mute ................................................................................................................................ 21

4.11 Volume Control ............................................................................................................... 22

5. PIN DESCRIPTION ................................................................................................................. 23

Analog Power - VA.................................................................................................................. 23

Analog Ground - AGND .......................................................................................................... 23

Analog Output - AOUTA and AOUTB ..................................................................................... 23

Reference Ground - REF_GND .............................................................................................. 23

Contacting Cirrus Logic Support

For a complete listing of Direct Sales, Distributor, and Sales Representative contacts, visit the Cirrus Logic web site at:

http://www.cirrus.com/corporate/contacts/

SPI is a registered trademark of International Business Machines Corporation.

Preliminary product information describes products which are in production, but for which full characterization data is not yet available. Advance product infor-

mation describes products which are in development and subject to development changes. Cirrus Logic, Inc. has made best efforts to ensure 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). No responsibility is assumed by Cirrus Logic, Inc. for the use of this information, nor for infringements of patents or other rights

of third parties. This document is the property of Cirrus Logic, Inc. and implies no license under patents, copyrights, trademarks, or trade secrets. No part of

this publication may be copied, reproduced, stored in a retrieval system, or transmitted, in any form or by any means (electronic, mechanical, photographic, or

otherwise) without the prior written consent of Cirrus Logic, Inc. Items from any Cirrus Logic website or disk may be printed for use by the user. However, no

part of the printout or electronic files may be copied, reproduced, stored in a retrieval system, or transmitted, in any form or by any means (electronic, mechanical,

photographic, or otherwise) without the prior written consent of Cirrus Logic, Inc.Furthermore, no part of this publication maybe used as a basis for manufacture

or sale of any items without the prior written consent of Cirrus Logic, Inc. The names of products of Cirrus Logic, Inc. or other vendors and suppliers appearing

in this document may be trademarks or service marks of their respective owners which may be registered in some jurisdictions. A list of Cirrus Logic, Inc. trade-

marks and service marks can be found at http://www.cirrus.com.