CS53L32A

2

DS513F1

TABLE OF CONTENTS

1. CHARACTERISTICS/SPECIFICATIONS ................................................................................. 4

ANALOG CHARACTERISTICS ................................................................................................ 4

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

POWER AND THERMAL CHARACTERISTICS....................................................................... 8

DIGITAL CHARACTERISTICS ................................................................................................. 9

ABSOLUTE MAXIMUM RATINGS ........................................................................................... 9

RECOMMENDED OPERATING CONDITIONS ....................................................................... 9

SWITCHING CHARACTERISTICS ........................................................................................ 10

SWITCHING CHARACTERISTICS - CONTROL PORT - TWO WIRE MODE....................... 12

SWITCHING CHARACTERISTICS - CONTROL PORT - SPI MODE.................................... 13

2. TYPICAL CONNECTION DIAGRAM .................................................................................... 14

3. REGISTER QUICK REFERENCE .......................................................................................... 15

3.1 I/O and Power Control (address 01h) ............................................................................... 15

3.2 Interface Control (address 02h) ........................................................................................ 15

3.3 Analog I/O Control (address 03h) ..................................................................................... 16

3.4 Left Channel Digital Volume Control (address 04h).......................................................... 17

3.5 Right Channel Digital Volume Control (address 05h) ....................................................... 17

3.6 Analog Gain Control (address 06h) .................................................................................. 17

3.7 Clip Detection Status (address 07h) ................................................................................. 17

4. REGISTER DESCRIPTION .................................................................................................... 18

4.1 Gain Enable ...................................................................................................................... 18

4.2 Analog Input Multiplexer ................................................................................................... 18

4.3 Power-Down ..................................................................................................................... 19

4.4 Control Port Enable........................................................................................................... 19

4.5 Master Clock Divide .......................................................................................................... 20

4.6 Master Clock Ratio............................................................................................................ 20

4.7 Master Mode ..................................................................................................................... 21

4.8 Digital Interface Format..................................................................................................... 21

4.9 Left/Right Channel Mute ................................................................................................... 22

4.10 Soft Ramp and Zero Cross Enable ................................................................................. 22

4.11 Independent Volume Control Enable .............................................................................. 23

4.12 Left Channel Volume = Right Channel Volume .............................................................. 24

4.13 High-Pass Filter Freeze .................................................................................................. 24

4.14 Volume Control ............................................................................................................... 25

4.15 Left/Right Analog Gain.................................................................................................... 26

4.16 Clip Detection.................................................................................................................. 26

5. PIN DESCRIPTION ................................................................................................................. 27

6. PIN DESCRIPTION ................................................................................................................. 28

6. PIN DESCRIPTION ................................................................................................................. 28

6. APPLICATIONS ...................................................................................................................... 30

6.1 Grounding and Power Supply Decoupling ....................................................................... 30

6.2 Oversampling Modes ....................................................................................................... 30

6.3 Recommended Power-up Sequence ............................................................................... 30

7. CONTROL PORT INTERFACE ............................................................................................. 30

7.1 SPI Mode ......................................................................................................................... 30

7.2 Two Wire Mode ................................................................................................................ 31

7.3 Memory Address Pointer (MAP) ....................................................................................... 31

8. PARAMETER DEFINITIONS .................................................................................................. 38

9. REFERENCES ........................................................................................................................ 38

10. PACKAGE DIMENSIONS ..................................................................................................... 39

11. CHANGE HISTORY .............................................................................................................. 40