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参数资料
型号： CDB8420
厂商： Cirrus Logic Inc
文件页数： 34/94页
文件大小： 0K
描述： EVALUATION BOARD FOR CS8420
标准包装： 1
主要目的： 音频，采样率转换器
嵌入式： 是，MCU，8 位
已用 IC / 零件： CS8420
主要属性： 带数字音频发射器和接收器的采样率转换器
次要属性： 44.1、48、96 kHz 输出采样率，AES/EBU，S/PDIF，EIAJ-340，GUI
已供物品： 板
相关产品： 598-1125-5-ND - IC SAMPLE RATE CONVERTER 28SOIC
其它名称： 598-1782
4
DS245F4
CS8420
16. PLL FILTER ........................................................................................................................................ 87
16.1 General ........................................................................................................................................ 87
16.2 External Filter Components ......................................................................................................... 87
16.2.1 General ................................................................................................................................ 87
16.2.2 Capacitor Selection ............................................................................................................. 88
16.2.3 Circuit Board Layout ............................................................................................................ 88
16.3 Component Value Selection ........................................................................................................ 88
16.3.1 Identifying the Part Revision ................................................................................................ 88
16.3.2 Locking to the RXP/RXN Receiver Inputs ........................................................................... 89
16.3.3 Locking to the ILRCK Input ................................................................................................. 89
16.3.4 Jitter Tolerance .................................................................................................................... 90
16.3.5 Jitter Attenuation ................................................................................................................. 90
17. PARAMETER DEFINITIONS .............................................................................................................. 91
18. PACKAGE DIMENSIONS .................................................................................................................. 92
THERMAL CHARACTERISTICS AND SPECIFICATIONS ................................................................. 92
19. ORDERING INFORMATION .............................................................................................................. 93
20. REVISION HISTORY .......................................................................................................................... 93
LIST OF FIGURES
Figure 1.Audio Port Master Mode Timing ................................................................................................... 9
Figure 2.Audio Port Slave Mode and Data Input Timing ............................................................................. 9
Figure 3.SPI Mode Timing ........................................................................................................................ 10
Figure 4.IC Mode Timing ......................................................................................................................... 11
Figure 5.Recommended Connection Diagram for Software Mode ........................................................... 12
Figure 6.Software Mode Audio Data Flow Switching Options ................................................................... 14
Figure 7.CS8420 Clock Routing ................................................................................................................ 14
Figure 8.Serial Audio Input, using PLL, SRC Enabled .............................................................................. 16
Figure 9.Serial Audio Input, No PLL, SRC Enabled .................................................................................. 16
Figure 10.AES3 Input, SRC Enabled ........................................................................................................ 16
Figure 11.Serial Audio Input, AES3 Input Clock Source, SRC Enabled ................................................... 16
Figure 12.Serial Audio Input, SRC Output Clocked by AES3 Recovered Clock ....................................... 16
Figure 13.AES3 Input, SRC to Serial Audio Output, Serial Audio Input to AES3 Out ............................... 16
Figure 14.AES3 Input to Serial Audio Output, Serial Audio Input to AES3 Out, No SRC ......................... 17
Figure 15.AES3 Input to Serial Audio Output Only ................................................................................... 17
Figure 16.Input Serial Port to AES3 Transmitter ....................................................................................... 17
Figure 17.Serial Audio Input Example Formats ........................................................................................ 20
Figure 18.Serial Audio Output Example Formats ...................................................................................... 21
Figure 19.AES3 Receiver Timing for C & U Pin Output Data ................................................................... 23
Figure 20.AES3 Transmitter Timing for C, U and V Pin Input Data .......................................................... 26
Figure 21.Mono Mode Operation Compared to Normal Stereo Operation ............................................... 27
Figure 22.Control Port Timing in SPI Mode .............................................................................................. 30
Figure 23.Control Port Timing in IC Mode ............................................................................................... 31
Figure 24.Hardware Mode 1 - Default Data Flow, AES3 Input ................................................................. 56
Figure 25.Hardware Mode 2 - Default Data Flow, Serial Audio Input ....................................................... 59
Figure 26.Hardware Mode 3 - Transceive Data Flow, with SRC .............................................................. 63
Figure 27.Hardware Mode 4 - Transceive Data Flow, Without SRC ......................................................... 67
Figure 28.Hardware Mode 5 - AES3 Receiver Only .................................................................................71
Figure 29.Hardware Mode 6 - AES3 Transmitter Only ............................................................................. 74
Figure 30.Professional Output Circuit ....................................................................................................... 78
Figure 31.Consumer Output Circuit .......................................................................................................... 78
Figure 32.TTL/CMOS Output Circuit ......................................................................................................... 79
Figure 33.Professional Input Circuit .......................................................................................................... 79
Figure 34.Transformerless Professional Input Circuit ............................................................................... 79
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