CDB8427 データシートの表示（PDF） - Cirrus Logic
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CDB8427 Datasheet PDF : 60 Pages
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CS8427
11.14 Receiver Error (10h) (Read Only)................................................................................. 35
11.15 Receiver Error Mask (11h) ........................................................................................... 36
11.16 Channel Status Data Buffer Control (12h).................................................................... 36
11.17 User Data Buffer Control (13h) ..................................................................................... 37
11.18 Q-Channel Subcode Bytes 0 to 9 (14h - 1Dh) (Read Only) ......................................... 37
11.19 OMCK/RMCK Ratio (1Eh) (Read Only)........................................................................ 38
11.20 C-bit or U-bit Data Buffer (20h - 37h) ........................................................................... 38
11.21 CS8427 I.D. and Version Register (7Fh) (Read Only) ................................................. 38
12. PIN DESCRIPTION - SOFTWARE MODE ........................................................................... 39
13. HARDWARE MODE DESCRIPTION ................................................................................... 42
13.1 Serial Audio Port Formats ............................................................................................. 42
14. PIN DESCRIPTION - HARDWARE MODE .......................................................................... 44
15. APPLICATIONS ................................................................................................................... 46
15.1 Reset, Power Down and Start-up .................................................................................. 46
15.2 ID Code and Revision Code .......................................................................................... 46
15.3 Power Supply, Grounding, and PCB layout ................................................................... 46
15.4 Synchronization of Multiple CS8427s ............................................................................ 46
16. PACKAGE DIMENSIONS .................................................................................................... 47
17. ORDERING INFORMATION ............................................................................................... 49
18. APPENDIX A: EXTERNAL AES3/SPDIF/IEC60958 TRANSMITTER AND RECEIVER COMPO-
NENTS .................................................................................................................................. 50
18.1 AES3 Transmitter External Components ....................................................................... 50
18.2 Isolating Transformer Requirements ............................................................................. 50
18.3 AES3 Receiver External Components ........................................................................... 51
18.4 Isolating Transformer Requirements ............................................................................. 51
19. APPENDIX B: CHANNEL STATUS AND USER DATA BUFFER MANAGEMENT ........... 52
19.1 AES3 Channel Status(C) Bit Management .................................................................... 52
19.1.1 Manually accessing the E buffer ....................................................................... 52
19.1.2 Reserving the first 5 bytes in the E buffer ......................................................... 53
19.1.3 Serial Copy Management System (SCMS) ....................................................... 53
19.1.4 Channel Status Data E Buffer Access .............................................................. 53
19.2 AES3 User (U) Bit Management .................................................................................... 54
19.2.1 Mode 1: Transmit All Zeros ............................................................................... 54
19.2.2 Mode 2: Block Mode ......................................................................................... 54
20. APPENDIX C: PLL FILTER .................................................................................................. 55
20.1 General .......................................................................................................................... 55
20.2 External Filter Components ........................................................................................... 56
20.2.1 General ............................................................................................................. 56
20.2.2 Capacitor Selection ........................................................................................... 56
20.2.3 Circuit Board Layout ......................................................................................... 56
20.3 Component Value Selection .......................................................................................... 57
20.3.1 Identifying the Part Revision ............................................................................. 57
20.3.2 Locking to the RXP/RXN Receiver Inputs ......................................................... 57
20.3.3 Locking to the ILRCK Input ............................................................................... 58
20.3.4 Jitter Tolerance ................................................................................................. 58
20.3.5 Jitter Attenuation ............................................................................................... 59
21. REVISION HISTORY ............................................................................................................ 60
DS477F5
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