CS4341

2

DS298PP2

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 .................................................................................... 12

3. REGISTER QUICK REFERENCE .......................................................................................... 13

3.1 MCLK Control (address 00h) ............................................................................................ 13

3.2 Mode Control (address 01h) ............................................................................................. 13

3.3 Volume and Mixing Control (address 02h)........................................................................ 14

3.4 Channel A Volume Control (address 03h) ........................................................................ 14

3.5 Channel B Volume Control (address 04h) ........................................................................ 14

4. REGISTER BIT DESCRIPTION .............................................................................................. 15

4.1 Master Clock Divide Enable.............................................................................................. 15

4.2 Auto-Mute ......................................................................................................................... 15

4.3 Digital Interface Format..................................................................................................... 16

4.4 De-emphasis Control ........................................................................................................ 16

4.5 Power On/Off Quiescent Voltage Ramp ........................................................................... 17

4.6 Power Down...................................................................................................................... 17

4.7 Channel A Volume = Channel B Volume .......................................................................... 18

4.8 Soft Ramp or Zero Cross Enable...................................................................................... 18

4.9 ATAPI Channel Mixing and Muting ................................................................................... 19

4.10 Mute ................................................................................................................................ 20

4.11 Volume Control ............................................................................................................... 21

5. PIN DESCRIPTION ................................................................................................................. 22

Analog Power - VA.................................................................................................................. 22

Analog Ground - AGND .......................................................................................................... 22

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/

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

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