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ALC5660
Datasheet
ii
Rev. 0.92
COPYRIGHT
© 2015 Realtek Semiconductor Corp. All rights reserved. No part of this document may be reproduced,
transmitted, transcribed, stored in a retrieval system, or translated into any language in any form or by any
means without the written permission of Realtek Semiconductor Corp.
DISCLAIMER
Realtek provides this document “as is”, without warranty of any kind. Realtek may make improvements
and/or changes in this document or in the product described in this document at any time. This document
could include technical inaccuracies or typographical errors.
TRADEMARKS
Realtek is a trademark of Realtek Semiconductor Corporation. Other names mentioned in this document
are trademarks/registered trademarks of their respective owners.
USING THIS DOCUMENT
This document is intended for the hardware and software engineer’s general information on the Realtek
ALC5660 Audio Codec IC.
Though every effort has been made to ensure that this document is current and accurate, more
information may have become available subsequent to the production of this guide.
ALC5660
Datasheet
iii
Rev. 0.92
REVISION HISTORY
Revision
Release Date
Summary
0.1
2013/7/9
Preliminary version
0.2
2013/12/12
Add register description
0.9
2014/7/31
Modify function block for DMIC function
0.91
2014/9/4
Add some register description
Modify application circuit
0.92
2015/4/23
Modify typo for feature description
ALC5660
Datasheet
iv
Rev. 0.92
Table of Contents
1. GENERAL DESCRIPTION .............................................................................................................................................. 1
2. FEATURES ......................................................................................................................................................................... 2
3. SYSTEM APPLICATION ................................................................................................................................................. 3
4. POWER/GROUND OPERATION CONDITIONS ......................................................................................................... 3
5. FUNCTION BLOCK AND MIXER PATH ..................................................................................................................... 4
5.1. FUNCTION BLOCK ........................................................................................................................................................ 4
5.2. AUDIO MIXER PATH..................................................................................................................................................... 5
5.3. DIGITAL MIXER PATH .................................................................................................................................................. 6
6. PIN ASSIGNMENTS ......................................................................................................................................................... 7
7. PIN DESCRIPTIONS......................................................................................................................................................... 8
7.1. DIGITAL I/O PINS ......................................................................................................................................................... 8
7.2. ANALOG I/O PINS ........................................................................................................................................................ 9
7.3. FILTER/REFERENCE ...................................................................................................................................................... 9
7.4. POWER/GROUND .......................................................................................................................................................... 9
8. FUNCTION DESCRIPTION .......................................................................................................................................... 10
8.1. POWER ....................................................................................................................................................................... 10
8.2. POWER SUPPLY ON/OFF SEQUENCE ........................................................................................................................... 11
8.3. RESET ........................................................................................................................................................................ 13
8.3.1. Power-On Reset (POR) ........................................................................................................................................ 13
8.3.2. Software Reset ...................................................................................................................................................... 13
8.4. CLOCKING .................................................................................................................................................................. 14
8.4.1. Clock Tree ............................................................................................................................................................ 14
8.4.2. Phase-Locked Loop .............................................................................................................................................. 15
8.5. DIGITAL DATA INTERFACE ........................................................................................................................................ 16
8.5.1. I
2
S/PCM Interface ................................................................................................................................................ 16
8.5.2. I
2
S/PCM Format ................................................................................................................................................... 17
8.6. AUDIO DATA PATH .................................................................................................................................................... 20
8.6.1. Stereo Analog ADCs Record Path ........................................................................................................................ 20
8.6.2. Stereo Analog DACs with Playback Path ............................................................................................................. 21
8.6.3. Mixers ................................................................................................................................................................... 22
8.7. ANALOG AUDIO INPUT PORT ..................................................................................................................................... 23
8.8. ANALOG AUDIO OUTPUT PORT .................................................................................................................................. 23
8.9. MULTI-FUNCTION PINS .............................................................................................................................................. 24
8.10. DRC AND AGC FUNCTION ........................................................................................................................................ 25
8.11. EQUALIZER BLOCK .................................................................................................................................................... 32
8.12. WIND FILTER WITH DYNAMIC WIND NOISE DETECTOR ............................................................................................. 32
8.12.1. Wind Filter ....................................................................................................................................................... 32
8.12.2. Dynamic Wind Noise Detector ........................................................................................................................ 35
8.13. I
2
C CONTROL INTERFACE .......................................................................................................................................... 36
8.13.1. Address Setting ................................................................................................................................................ 36
8.13.2. Complete Data Transfer .................................................................................................................................. 36
8.14. GPIO, INTERRUPT AND JACK DETECTION .................................................................................................................. 38
8.15. POWER MANAGEMENT ............................................................................................................................................... 41
ALC5660
Datasheet
v
Rev. 0.92
9. REGISTERS LIST ........................................................................................................................................................... 42
9.1. REGISTER MAP .......................................................................................................................................................... 42
9.2. MX-00H: S/W RESET & DEVICE ID ........................................................................................................................... 44
9.3. MX-01H: SPEAKER OUTPUT CONTROL ...................................................................................................................... 44
9.4. MX-02H: LINE OUTPUT CONTROL ............................................................................................................................. 45
9.5. MX-0DH: IN1/2 INPUT CONTROL .............................................................................................................................. 46
9.6. MX-0EH: IN3/4 INPUT CONTROL .............................................................................................................................. 47
9.7. MX-19H: DACL1/R1 DIGITAL VOLUME ................................................................................................................... 47
9.8. MX-1CH: STEREO1 ADC DIGITAL VOLUME CONTROL ............................................................................................. 49
9.9. MX-1EH: ADC DIGITAL BOOST GAIN CONTROL ...................................................................................................... 50
9.10. MX-27H: STEREO1 ADC DIGITAL MIXER CONTROL ................................................................................................. 51
9.11. MX-29H: STEREO ADC TO DAC DIGITAL MIXER CONTROL ..................................................................................... 51
9.12. MX-2AH: STEREO DAC DIGITAL MIXER CONTROL .................................................................................................. 52
9.13. MX-2FH: DIGITAL INTERFACE DATA CONTROL ........................................................................................................ 52
9.14. MX-3BH: RECMIXL CONTROL 1 ............................................................................................................................. 53
9.15. MX-3CH: RECMIXL CONTROL 2 ............................................................................................................................. 54
9.16. MX-3DH: RECMIXR CONTROL 1 ............................................................................................................................. 55
9.17. MX-3EH: RECMIXR CONTROL 2 ............................................................................................................................. 55
9.18. MX-45H: LOUTMIX CONTROL ................................................................................................................................ 56
9.19. MX-46H: SPKMIX CONTROL ................................................................................................................................... 57
9.20. MX-48H: SPOMIX CONTROL ................................................................................................................................... 58
9.21. MX-4AH: CLASS-D AMP GAIN CONTROL ................................................................................................................. 58
9.22. MX-4DH: OUTMIXL CONTROL 1 ............................................................................................................................ 59
9.23. MX-4EH: OUTMIXL CONTROL 2 ............................................................................................................................. 60
9.24. MX-4FH: OUTMIXL CONTROL 3 ............................................................................................................................. 60
9.25. MX-50H: OUTMIXR CONTROL 1 ............................................................................................................................. 61
9.26. MX-51H: OUTMIXR CONTROL 2 ............................................................................................................................. 62
9.27. MX-52H: OUTMIXR CONTROL 3 ............................................................................................................................. 62
9.28. MX-61H: POWER MANAGEMENT CONTROL 1 ............................................................................................................ 63
9.29. MX-62H: POWER MANAGEMENT CONTROL 2 ............................................................................................................ 63
9.30. MX-63H: POWER MANAGEMENT CONTROL 3 ............................................................................................................ 64
9.31. MX-64H: POWER MANAGEMENT CONTROL 4 .................................................................................................................... 65
9.32. MX-65H: POWER MANAGEMENT CONTROL 5 ............................................................................................................ 65
9.33. MX-66H: POWER MANAGEMENT CONTROL 6 ............................................................................................................ 66
9.34. MX-6AH: PRIVATE REGISTER INDEX......................................................................................................................... 66
9.35. MX-6CH: PRIVATE REGISTER DATA.......................................................................................................................... 66
9.36. MX-70H: I2S1 DIGITAL INTERFACE CONTROL .......................................................................................................... 67
9.37. MX-73H: ADC/DAC CLOCK CONTROL 1 .................................................................................................................. 67
9.38. MX-74H: ADC/DAC CLOCK CONTROL 2 .................................................................................................................. 68
9.39. MX-75H: DIGITAL MICROPHONE CONTROL .............................................................................................................. 69
9.40. MX-80H: GLOBAL CLOCK CONTROL ......................................................................................................................... 69
9.41. MX-81H: PLL CONTROL 1 ......................................................................................................................................... 70
9.42. MX-82H: PLL CONTROL 2 ......................................................................................................................................... 70
9.43. MX-8CH: CLASS-D AMP OVER-CURRENT CONTROL ................................................................................................ 71
9.44. MX-8DH: CLASS-D AMP OUTPUT CONTROL ............................................................................................................. 71
9.45. MX-8EH: LOUT AMP CONTROL 1 ............................................................................................................................ 72
9.46. MX-92H: SPEAKER AMP SPKVDD DETECTION CONTROL ........................................................................................ 72
9.47. MX-93H: MICBIAS CONTROL .................................................................................................................................. 72
9.48. MX-A1H: SPEAKER AMP PROTECTION CONTROL 1 ................................................................................................... 73
9.49. MX-A2H: SPEAKER AMP PROTECTION CONTROL 2 ................................................................................................... 74
9.50. MX-A3H: DIPOLE MICROPHONE CONTROL 1 ............................................................................................................ 74
9.51. MX-A4H: DIPOLE MICROPHONE CONTROL 2 ............................................................................................................ 74
9.52. MX-A5H: DIPOLE MICROPHONE CONTROL 3 ............................................................................................................ 75
9.53. MX-A6H: DIPOLE MICROPHONE CONTROL 4 ............................................................................................................ 75
9.54. MX-A7H: DIPOLE MICROPHONE CONTROL 5 ............................................................................................................ 75
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