CS42436-DMZ datasheet(4/62 Pages) CIRRUS

4 / 62 page

DS647F1

CS42436

8.2 DAC Output Filter ........................................................................................................................... 53

9. ADC FILTER PLOTS ............................................................................................................................ 54

10. DAC FILTER PLOTS .......................................................................................................................... 56

11. PARAMETER DEFINITIONS .............................................................................................................. 58

12. REFERENCES .................................................................................................................................... 59

13. PACKAGE INFORMATION ................................................................................................................ 60

13.1 Thermal Characteristics ............................................................................................................... 60

14. ORDERING INFORMATION .............................................................................................................. 61

15. REVISION HISTORY .......................................................................................................................... 61

LIST OF FIGURES

Figure 1.Typical Connection Diagram (Software Mode) ........................................................................... 11

Figure 2.Typical Connection Diagram (Hardware Mode) .......................................................................... 12

Figure 3.Output Test Load ........................................................................................................................ 19

Figure 4.Maximum Loading ....................................................................................................................... 19

Figure 5.TDM Serial Audio Interface Timing ............................................................................................. 21

Figure 6.Serial Audio Interface Slave Mode Timing .................................................................................. 22

Figure 7.Control Port Timing - I²C Format ................................................................................................. 23

Figure 8.Control Port Timing - SPI Format ................................................................................................ 24

Figure 9.Full-Scale Input ........................................................................................................................... 28

Figure 10.ADC3 Input Topology ................................................................................................................ 28

Figure 11.Audio Output Initialization Flow Chart ....................................................................................... 31

Figure 12.Full-Scale Output ...................................................................................................................... 32

Figure 13.De-Emphasis Curve .................................................................................................................. 33

Figure 14.TDM Serial Audio Format ......................................................................................................... 34

Figure 15.AUX I²S Format ......................................................................................................................... 34

Figure 16.AUX Left-Justified Format ......................................................................................................... 35

Figure 17.Control Port Timing in SPI Mode .............................................................................................. 36

Figure 18.Control Port Timing, I²C Write ................................................................................................... 36

Figure 19.Control Port Timing, I²C Read ................................................................................................... 37

Figure 20.Single to Differential Active Input Filter ..................................................................................... 50

Figure 21.Single-Ended Active Input Filter ................................................................................................ 50

Figure 22.Passive Input Filter ................................................................................................................... 51

Figure 23.Passive Input Filter w/Attenuation ............................................................................................. 52

Figure 24.Active Analog Output Filter ....................................................................................................... 53

Figure 25.Passive Analog Output Filter .................................................................................................... 53

Figure 26.SSM Stopband Rejection .......................................................................................................... 54

Figure 27.SSM Transition Band ................................................................................................................ 54

Figure 28.SSM Transition Band (Detail) ................................................................................................... 54

Figure 29.SSM Passband Ripple .............................................................................................................. 54

Figure 30.DSM Stopband Rejection .......................................................................................................... 54

Figure 31.DSM Transition Band ................................................................................................................ 54

Figure 32.DSM Transition Band (Detail) ................................................................................................... 55

Figure 33.DSM Passband Ripple .............................................................................................................. 55

Figure 34.SSM Stopband Rejection .......................................................................................................... 56

Figure 35.SSM Transition Band ................................................................................................................ 56

Figure 36.SSM Transition Band (detail) .................................................................................................... 56

Figure 37.SSM Passband Ripple .............................................................................................................. 56

Figure 38.DSM Stopband Rejection .......................................................................................................... 56

Figure 39.DSM Transition Band ................................................................................................................ 56

Figure 40.DSM Transition Band (detail) .................................................................................................... 57

Figure 41.DSM Passband Ripple .............................................................................................................. 57

Figure 42.QSM Stopband Rejection ......................................................................................................... 57

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