Cirrus-logic CS4205 Manuel d'utilisateur Page 4
- Page / 81
- Table des matières
- MARQUE LIVRES
Noté. / 5. Basé sur avis des utilisateurs
CS4205
4 DS489PP4
10.1.3 New Warm Reset .............................................................................................. 59
10.1.4 Register Reset .................................................................................................. 59
10.2 Powerdown Controls ...................................................................................................... 60
11. CLOCKING ........................................................................................................................... 62
11.1 PLL Operation (External Clock) ..................................................................................... 62
11.2 24.576 MHz Crystal Operation ....................................................................................... 62
11.3 Secondary Codec Operation .......................................................................................... 62
12. ANALOG HARDWARE DESCRIPTION ............................................................................... 64
12.1 Analog Inputs ................................................................................................................. 64
12.1.1 Line Inputs ......................................................................................................... 64
12.1.2 CD Input ............................................................................................................ 64
12.1.3 Microphone Inputs ............................................................................................. 65
12.1.4 PC Beep Input ................................................................................................... 65
12.1.5 Phone Input ....................................................................................................... 65
12.2 Analog Outputs .............................................................................................................. 65
12.2.1 Stereo Output .................................................................................................... 66
12.2.2 Mono Output ..................................................................................................... 66
12.3 Miscellaneous Analog Signals ....................................................................................... 66
12.4 Power Supplies .............................................................................................................. 66
12.5 Reference Design ..........................................................................................................67
13. GROUNDING AND LAYOUT .............................................................................................. 68
14. PIN DESCRIPTIONS ....................................................................................................... 70
15. PARAMETER AND TERM DEFINITIONS ............................................................................ 77
16. REFERENCE DESIGN ..................................................................................................... 79
17. REFERENCES ...................................................................................................................... 80
18. PACKAGE DIMENSIONS ..................................................................................................... 81
LIST OF FIGURES
Figure 1. Power Up Timing............................................................................................................ 10
Figure 2. Codec Ready from Start-up or Fault Condition .............................................................. 10
Figure 3. Clocks ............................................................................................................................ 10
Figure 4. Data Setup and Hold...................................................................................................... 11
Figure 5. PR4 Powerdown and Warm Reset ................................................................................ 11
Figure 6. Test Mode ...................................................................................................................... 11
Figure 7. AC-link Connections....................................................................................................... 12
Figure 8. CS4205 Mixer Diagram..................................................................................................14
Figure 9. Digital Signal Path Overview..........................................................................................15
Figure 10. Analog Centric Mode.................................................................................................... 17
Figure 11. Digital Centric Mode..................................................................................................... 17
Figure 12. Host Processing Mode .................................................................................................17
Figure 13. Multi-Channel Mode..................................................................................................... 17
Figure 14. AC-link Input and Output Framing................................................................................ 18
Figure 15. Serial Data Port: Six Channel Circuit ........................................................................... 54
Figure 16. Digital Docking Connection Diagram ........................................................................... 55
Figure 17. Serial Data Format 0 (I2S) ...........................................................................................56
Figure 18. Serial Data Format 1 (Left Justified) ............................................................................ 56
Figure 19. Serial Data Format 2 (Right Justified, 20-bit data) ....................................................... 56
Figure 20. Serial Data Format 3 (Right Justified, 16-bit data) ....................................................... 56
Figure 21. ZV Port Format (I2S, 16-bit data)................................................................................. 57
Figure 22. S/PDIF Output.............................................................................................................. 58
Figure 23. PLL External Loop Filter............................................................................................... 62
Figure 24. External Crystal............................................................................................................ 63
- CrystalClear 1
- TABLE OF CONTENTS 2
- LIST OF FIGURES 4
- LIST OF TABLES 6
- (Note 4) 40 60 - dB 7
- 10
- DS489PP4 11 11
- Figure 1. Power Up Timing 11
- Figure 3. Clocks 11
- 12 DS489PP4 12
- Figure 6. Test Mode 12
- 2. GENERAL DESCRIPTION 13
- 2.1 AC-Link 13
- 14 DS489PP4 14
- DS489PP4 15 15
- 3. DIGITAL SIGNAL PATHS 16
- 3.1 Analog Centric Mode 16
- 3.2 Digital Centric Mode 17
- 3.3 Host Processing Mode 17
- 3.4 Multi-Channel Mode 17
- 4. AC-LINK FRAME DEFINITION 19
- 24 DS489PP4 24
- 5. REGISTER INTERFACE 25
- Mute000000000MM5 28
- MM4 MM3 MM2 MM1 MM0 28
- Mute0000000000PV3PV2PV1PV00 29
- Mute0000000000GN4GN3GN2GN1GN0 29
- 00000SL2SL1SL000000SR2SR1SR0 32
- Mute00000000000GM3GM2GM1GM0 33
- 6. SERIAL DATA PORTS 54
- 6.1 Overview 54
- 6.2 Multi-Channel Expansion 54
- 6.3 Digital Docking 55
- 6.4 Serial Data Formats 55
- 7. ZV PORT 57
- 8. SONY/PHILIPS DIGITAL 58
- INTERFACE (S/PDIF) 58
- 9. EXCLUSIVE FUNCTIONS 58
- DS489PP4 59 59
- 10.2 Powerdown Controls 60
- + DVdd/Rload/2 61
- 11.CLOCKING 62
- 22 pF 22 pF 63
- 24.576 MHz 63
- 12.ANALOG HARDWARE 64
- DESCRIPTION 64
- 12.1 Analog Inputs 64
- 12.1.1 Line Inputs 64
- 12.1.2 CD Input 64
- 12.1.3 Microphone Inputs 65
- 12.1.4 PC Beep Input 65
- 12.1.5 Phone Input 65
- 12.2 Analog Outputs 65
- 12.2.1 Stereo Output 66
- 12.2.2 Mono Output 66
- 12.4 Power Supplies 66
- 12.5 Reference Design 67
- 13. GROUNDING AND LAYOUT 68
- DS489PP4 69 69
- 14. PIN DESCRIPTIONS 70
- Audio I/O Pins 71
- AC-Link Pins 73
- Clock and Configuration Pins 74
- Misc. Digital Interface Pins 74
- Power Supply Pins 75
- 16.REFERENCE DESIGN 79
- 17.REFERENCES 80
- 48L LQFP PACKAGE DRAWING 81
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