CDB5346 查看數據表（PDF） - Cirrus Logic

零件编号

产品描述 (功能)

生产厂家

CDB5346

103 dB, 192 kHz, Stereo Audio ADC with 6:1 Input Mux

Cirrus Logic 

CS5346

7.5.1 PGAOut Source Select (Bit 6) ............................................................................................... 32

7.6 Channel B PGA Control - Address 07h .......................................................................................... 32

7.6.1 Channel B PGA Gain (Bits 5:0) ............................................................................................. 32

7.7 Channel A PGA Control - Address 08h .......................................................................................... 33

7.7.1 Channel A PGA Gain (Bits 5:0) ............................................................................................. 33

7.8 ADC Input Control - Address 09h ................................................................................................... 33

7.8.1 PGA Soft Ramp or Zero Cross Enable (Bits 4:3) .................................................................. 33

7.8.2 Analog Input Selection (Bits 2:0) ........................................................................................... 34

7.9 Active Level Control - Address 0Ch ................................................................................................ 34

7.9.1 Active High/ Low (Bit 0) ......................................................................................................... 34

7.10 Status - Address 0Dh ................................................................................................................... 34

7.10.1 Clock Error (Bit 3) ................................................................................................................ 35

7.10.2 Overflow (Bit 1) .................................................................................................................... 35

7.10.3 Underflow (Bit 0) .................................................................................................................. 35

7.11 Status Mask - Address 0Eh .......................................................................................................... 35

7.12 Status Mode MSB - Address 0Fh ................................................................................................. 35

7.13 Status Mode LSB - Address 10h .................................................................................................. 35

8. PARAMETER DEFINITIONS ................................................................................................................ 36

9. FILTER PLOTS ..................................................................................................................................... 37

10. PACKAGE DIMENSIONS .................................................................................................................. 39

11. THERMAL CHARACTERISTICS AND SPECIFICATIONS .............................................................. 39

12. ORDERING INFORMATION .............................................................................................................. 40

13. REVISION HISTORY .......................................................................................................................... 40

LIST OF FIGURES

Figure 1.Master Mode Serial Audio Port Timing ....................................................................................... 17

Figure 2.Slave Mode Serial Audio Port Timing ......................................................................................... 17

Figure 3.Format 0, 24-Bit Data Left-Justified ............................................................................................ 17

Figure 4.Format 1, 24-Bit Data I²S ............................................................................................................ 17

Figure 5.Control Port Timing - I²C Format ................................................................................................. 18

Figure 6.Control Port Timing - SPI Format ................................................................................................ 19

Figure 7.Typical Connection Diagram ....................................................................................................... 20

Figure 8.Master Mode Clocking ................................................................................................................ 22

Figure 9.Analog Input Architecture ............................................................................................................ 23

Figure 10.CS5346 PGA ............................................................................................................................ 24

Figure 11.1 VRMS Input Circuit .................................................................................................................. 24

Figure 12.1 VRMS Input Circuit with RF Filtering ....................................................................................... 24

Figure 13.2 VRMS Input Circuit .................................................................................................................. 24

Figure 14.Control Port Timing in SPI Mode .............................................................................................. 26

Figure 15.Control Port Timing, I²C Write ................................................................................................... 26

Figure 16.Control Port Timing, I²C Read ................................................................................................... 27

Figure 17.Single-Speed Stopband Rejection ............................................................................................ 37

Figure 18.Single-Speed Stopband Rejection ............................................................................................ 37

Figure 19.Single-Speed Transition Band (Detail) ...................................................................................... 37

Figure 20.Single-Speed Passband Ripple ................................................................................................ 37

Figure 21.Double-Speed Stopband Rejection ........................................................................................... 37

Figure 22.Double-Speed Stopband Rejection ........................................................................................... 37

Figure 23.Double-Speed Transition Band (Detail) .................................................................................... 38

Figure 24.Double-Speed Passband Ripple ............................................................................................... 38

Figure 25.Quad-Speed Stopband Rejection ............................................................................................. 38

Figure 26.Quad-Speed Stopband Rejection ............................................................................................. 38

Figure 27.Quad-Speed Transition Band (Detail) ....................................................................................... 38

Figure 28.Quad-Speed Passband Ripple ................................................................................................. 38

DS861PP1

3

Share Link: