CS43L22 datasheet(6/68 Pages) CIRRUS

6 / 68 page

DS792F1

CS43L22

Confidential Draft

10/7/08

11. DIGITAL FILTER PLOTS ................................................................................................................... 64

12. PARAMETER DEFINITIONS .............................................................................................................. 65

13. PACKAGE DIMENSIONS .................................................................................................................. 66

THERMAL CHARACTERISTICS ......................................................................................................... 66

14. ORDERING INFORMATION .............................................................................................................. 67

15. REFERENCES .................................................................................................................................... 67

16. REVISION HISTORY .......................................................................................................................... 67

LIST OF FIGURES

Figure 1. Typical Connection Diagram ........................................................................................................ 9

Figure 2. Headphone Output Test Load .................................................................................................... 15

Figure 3. Serial Audio Interface Timing ..................................................................................................... 17

Figure 4. Control Port Timing - I²C ............................................................................................................ 18

Figure 5. DSP Engine Signal Flow ............................................................................................................ 22

Figure 6. Beep Configuration Options ....................................................................................................... 23

Figure 7. Peak Detect & Limiter ................................................................................................................ 24

Figure 8. Analog Passthrough Signal Flow ............................................................................................... 25

Figure 9. Analog Outputs .......................................................................................................................... 26

Figure 10. PWM Output Stage .................................................................................................................. 27

Figure 11. Battery Compensation ............................................................................................................. 29

Figure 12. I²S Format ................................................................................................................................ 31

Figure 13. Left-Justified Format ................................................................................................................ 31

Figure 14. Right-Justified Format\ ............................................................................................................. 31

Figure 15. DSP Mode Format) .................................................................................................................. 32

Figure 16. Control Port Timing, I²C Write .................................................................................................. 34

Figure 17. Control Port Timing, I²C Read .................................................................................................. 34

Figure 18. THD+N vs. Output Power per Channel at 1.8 V (16

Ω load) ................................................... 60

Figure 19. THD+N vs. Output Power per Channel at 2.5 V (16

Ω load) ................................................... 60

Figure 20. THD+N vs. Output Power per Channel at 1.8 V (32

Ω load) ................................................... 61

Figure 21. THD+N vs. Output Power per Channel at 2.5 V (32

Ω load) ................................................... 61

Figure 22. Passband Ripple ...................................................................................................................... 64

Figure 23. Stopband .................................................................................................................................. 64

Figure 24. DAC Transition Band ............................................................................................................... 64

Figure 25. Transition Band (Detail) ........................................................................................................... 64

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