CDB3308
TABLE OF CONTENTS
1. SYSTEM OVERVIEW ............................................................................................................................. 3
1.1 Power ............................................................................................................................................... 3
1.2 Grounding and Power Supply Decoupling ........................................................................................ 3
1.3 CS3308 Analog Volume Control ....................................................................................................... 3
1.4 External Control Headers ................................................................................................................. 3
1.5 Analog Inputs .................................................................................................................................... 4
1.6 Analog Outputs ................................................................................................................................. 4
1.7 PC Interfaces .................................................................................................................................... 4
2. PC SOFTWARE CONTROL ................................................................................................................... 5
2.1 CS3308 Controls Tab ....................................................................................................................... 5
2.2 Register Maps Tab ........................................................................................................................... 6
3. PERFORMANCE PLOTS ....................................................................................................................... 7
4. SYSTEM CONNECTIONS & JUMPERS ................................................................................................ 8
5. CDB BLOCK DIAGRAM ........................................................................................................................ 9
6. CDB SCHEMATICS .............................................................................................................................. 10
7. CDB LAYOUT ....................................................................................................................................... 13
8. REVISION HISTORY ............................................................................................................................ 16
LIST OF FIGURES
Figure 1.CS3308 Controls Tab ................................................................................................................... 5
Figure 2.Register Maps Tab ........................................................................................................................ 6
Figure 3.Frequency Response .................................................................................................................... 7
Figure 4.THD+N vs. Amplitude ................................................................................................................... 7
Figure 5.THD+N vs. Frequency .................................................................................................................. 7
Figure 6.Crosstalk ....................................................................................................................................... 7
Figure 7.Block Diagram ............................................................................................................................... 9
Figure 8.CS3308 ....................................................................................................................................... 10
Figure 9.Analog Inputs and Outputs ......................................................................................................... 11
Figure 10.Serial Control / Power ............................................................................................................... 12
Figure 11.Silkscreen Top .......................................................................................................................... 13
Figure 12.Top Side Copper Layer ............................................................................................................. 14
Figure 13.Bottom Side Copper Layer ........................................................................................................ 15
LIST OF TABLES
Table 1. System Connections ..................................................................................................................... 8
Table 2. On-Board Switches ....................................................................................................................... 8
Table 3. System Headers ............................................................................................................................ 8
2
DS702DB2
CIRRUS [ CIRRUS LOGIC ]
