CS4228A
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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