CS4228A

2

TABLE OF CONTENTS

1. CHARACTERISTICS AND SPECIFICATIONS ........................................................................ 4

SPECIFIED OPERATING CONDITIONS ................................................................................. 4

ABSOLUTE MAXIMUM RATINGS ........................................................................................... 4

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

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

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

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

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

2. TYPICAL CONNECTION DIAGRAM ...................................................................................... 12

3. FUNCTIONAL DESCRIPTION ............................................................................................... 13

3.1 Overview .......................................................................................................................... 13

3.2 Analog Inputs ................................................................................................................... 13

3.2.1 Line Level Inputs ................................................................................................. 13

3.2.2 High Pass Filter ................................................................................................... 13

3.3 Analog Outputs ................................................................................................................14

3.3.1 Line Level Outputs .............................................................................................. 14

3.3.2 Digital Volume Control ........................................................................................ 14

3.4 Mute Control .................................................................................................................... 15

3.5 Clock Generation ............................................................................................................. 15

3.5.1 Clock Source ....................................................................................................... 15

3.5.2 Synchronization ................................................................................................... 15

3.6 Digital Interfaces .............................................................................................................. 15

3.6.1 Serial Audio Interface Signals ............................................................................. 15

3.6.2 Serial Audio Interface Formats ............................................................................ 16

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

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