CS4299-BQ Datasheet, PDF (4/52 Pages) Cirrus Logic – CrystalClear SoundFusion Audio Codec 97

CS4299-BQ
LIST OF FIGURES
Figure 1. Power Up Timing.............................................................................................................. 8
Figure 2. Codec Ready from Startup or Fault Condition ................................................................. 8
Figure 3. Clocks .............................................................................................................................. 8
Figure 4. Data Setup and Hold........................................................................................................ 9
Figure 5. PR4 Powerdown and Warm Reset .................................................................................. 9
Figure 6. Test Mode ........................................................................................................................ 9
Figure 7. AC-link Connections....................................................................................................... 10
Figure 8. Mixer Diagram................................................................................................................ 12
Figure 9. AC-link Input and Output Framing.................................................................................. 13
Figure 10. Line Input (Replicate for Video and Aux) ..................................................................... 36
Figure 11. Differential 2 VRMS CD Input ...................................................................................... 36
Figure 12. Differential 1 VRMS CD Input ...................................................................................... 36
Figure 13. Microphone Input ......................................................................................................... 37
Figure 14. Microphone Pre-amplifier ............................................................................................. 37
Figure 15. PC_BEEP Input............................................................................................................ 37
Figure 16. Modem Connection ...................................................................................................... 38
Figure 17. Alternate Line Output as Headphone Output ............................................................... 38
Figure 18. Stereo Output............................................................................................................... 38
Figure 19. Voltage Regulator ........................................................................................................ 39
Figure 20. S/PDIF Output.............................................................................................................. 40
Figure 21. Conceptual Layout for the CS4299-BQ........................................................................ 41
Figure 22. Pin Locations for the CS4299-BQ ................................................................................ 42
Figure 23. CS4299 Reference Design .......................................................................................... 49
LIST OF TABLES
Table 1. Mixer Registers ...................................................................................................................... 19
Table 2. Analog Mixer Output Attenuation........................................................................................... 21
Table 3. Microphone Input Gain Values .............................................................................................. 23
Table 4. Analog Mixer Input Gain Values ............................................................................................ 24
Table 5. Stereo Volume Register Index ............................................................................................... 24
Table 6. Input Mux Selection ............................................................................................................... 25
Table 7. Standard Sample Rates......................................................................................................... 29
Table 8. Slot Mapping......................................................................................................................... 30
Table 9. Device ID with Corresponding Part Number .......................................................................... 32
Table 10. Revision Values ................................................................................................................... 32
Table 11. Powerdown PR Bit Functions .............................................................................................. 34
Table 12. Powerdown PR Function Matrix .......................................................................................... 35
Table 13. Power Consumption by Powerdown Mode .......................................................................... 35
4