CS3511

2

DS845PP2

TABLE OF CONTENTS

1. PIN DESCRIPTIONS .............................................................................................................................. 4

2. CHARACTERISTICS AND SPECIFICATIONS ...................................................................................... 6

RECOMMENDED OPERATING CONDITIONS .................................................................................... 6

ABSOLUTE MAXIMUM RATINGS ........................................................................................................ 6

AC ELECTRICAL CHARACTERISTICS ................................................................................................ 7

DC ELECTRICAL CHARACTERISTICS ................................................................................................ 8

DIGITAL INTERFACE SPECIFICATIONS ............................................................................................. 8

DIGITAL I/O PIN CHARACTERISTICS ................................................................................................. 9

3. TYPICAL CONNECTION DIAGRAMS .................................................................................................10

4. APPLICATIONS ................................................................................................................................... 12

4.1 CS3511 Input Stage ....................................................................................................................... 12

4.2 Dynamic DC Offset Calibration ...................................................................................................... 12

4.3 CS3511 Amplifier Gain .................................................................................................................. 13

4.4 MUTE Pin ....................................................................................................................................... 13

4.5 SLEEP Pin ..................................................................................................................................... 13

4.6 Power Up and Power Down Sequence .......................................................................................... 13

4.6.1 Recommended Power-Up Sequence .................................................................................... 13

4.6.2 Recommended Power-Down Sequence ............................................................................... 14

4.7 Protection Circuits .......................................................................................................................... 14

4.7.1 Under-Voltage Protection ...................................................................................................... 14

4.7.2 Over-Temperature Protection ................................................................................................ 14

4.7.3 Over-Current Protection ........................................................................................................ 14

4.8 Integrated 5 V Regulator ................................................................................................................ 14

4.9 Power Dissipation De-Rating ......................................................................................................... 14

4.10 Performance Measurements of the CS3511 ................................................................................ 15

4.11 Full-Bridge Output Filter ............................................................................................................... 15

5. POWER SUPPLY, GROUNDING, AND PCB LAYOUT ....................................................................... 16

5.1 Power Supply and Grounding ........................................................................................................ 16

5.1.1 Maximum Supply Voltage ...................................................................................................... 16

5.2 QFN Thermal Pad .......................................................................................................................... 16

5.3 Layout Considerations ................................................................................................................... 16

6. TYPICAL AUDIO PERFORMANCE PLOTS ........................................................................................ 17

7. PARAMETER DEFINITIONS ................................................................................................................ 21

8. PACKAGE DIMENSIONS .................................................................................................................... 22

9. THERMAL CHARACTERISTICS ......................................................................................................... 23

9.1 Thermal Flag .................................................................................................................................. 23

10. ORDERING INFORMATION .............................................................................................................. 24

11. REVISION HISTORY .......................................................................................................................... 25