CS4291 datasheet(4/66 Pages) CIRRUS

4 / 66 page

CS4202

DS549PP2

10.4 Power Supplies .............................................................................................................. 53

10.5 Reference Design ..........................................................................................................53

11. GROUNDING AND LAYOUT .............................................................................................. 54

12. PIN DESCRIPTIONS

........................................................................................................ 56

13. PARAMETER AND TERM DEFINITIONS ............................................................................ 62

14. REFERENCE DESIGN

................................................................................................... 64

15. REFERENCES ...................................................................................................................... 65

16. PACKAGE DIMENSIONS ..................................................................................................... 66

LIST OF FIGURES

Figure 1. Power Up Timing............................................................................................................ 11

Figure 2. Codec Ready from Start-up or Fault Condition .............................................................. 11

Figure 3. Clocks ............................................................................................................................ 11

Figure 4. Data Setup and Hold...................................................................................................... 12

Figure 5. PR4 Powerdown and Warm Reset ................................................................................ 12

Figure 6. Test Mode ...................................................................................................................... 12

Figure 7. AC-link Connections....................................................................................................... 13

Figure 8. CS4202 Mixer Diagram..................................................................................................15

Figure 9. AC-link Input and Output Framing.................................................................................. 16

Figure 10. Serial Data Port: Six Channel Circuit ........................................................................... 43

Figure 11. Serial Data Format 0 (I2S) ...........................................................................................44

Figure 12. Serial Data Format 1 (Left Justified) ............................................................................ 44

Figure 13. Serial Data Format 2 (Right Justified, 20-bit data) ....................................................... 44

Figure 14. Serial Data Format 3 (Right Justified, 16-bit data) ....................................................... 44

Figure 15. S/PDIF Output.............................................................................................................. 45

Figure 16. PLL External Loop Filter............................................................................................... 49

Figure 17. External Crystal............................................................................................................ 50

Figure 18. Line Input (Replicate for Video and AUX) .................................................................... 51

Figure 19. Differential 1 VRMS CD Input ...................................................................................... 51

Figure 20. Microphone Input ......................................................................................................... 52

Figure 21. PC_BEEP Input............................................................................................................ 52

Figure 22. Modem Connection ...................................................................................................... 52

Figure 23. Line Out and Headphone Out Setup............................................................................ 53

Figure 24. Line Out/Headphone Out Setup................................................................................... 53

Figure 25. +5V Analog Voltage Regulator..................................................................................... 54

Figure 26. Conceptual Layout for the CS4202 when in XTAL or OSC Clocking Modes ............... 55

Figure 27. Pin Locations for the CS4202 ...................................................................................... 56

Figure 28. CS4202 Reference Design .......................................................................................... 64

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