CS3318 Cirrus Logic, Inc., CS3318 Datasheet - Page 4

• Manufacturer Part Number: CS3318
• Description: 8-Channel Analog Volume Control
• Manufacturer: Cirrus Logic, Inc.

4
LIST OF FIGURES
LIST OF TABLES
Figure 1.Control Port Timing - I²C Format.................................................................................................. 10
Figure 2.Control Port Timing - SPI Format................................................................................................. 11
Figure 3.Typical Connection Diagram........................................................................................................ 12
Figure 4.Detailed Block Diagram ............................................................................................................... 13
Figure 5.CS3318 Control Mapping Matrix.................................................................................................. 17
Figure 6.Volume & Muting Control Implementation ................................................................................... 18
Figure 7.Standard I²C Connections............................................................................................................ 23
Figure 8.Standard SPI Connections........................................................................................................... 23
Figure 9.SPI Serial Control Connections ................................................................................................... 24
Figure 10.Individual Device Address Configuration Process ..................................................................... 25
Figure 11.I²C Serial Control Connections .................................................................................................. 26
Figure 12.Control Port Timing, I²C Write.................................................................................................... 27
Figure 13.Control Port Timing, I²C Read.................................................................................................... 28
Figure 14.SPI Write Cycle.......................................................................................................................... 28
Table 1. Example Volume Settings ............................................................................................................ 20
Table 2. Zero-Crossing Modes................................................................................................................... 22
Table 3. Zero-Crossing Time-Out Periods ................................................................................................. 22
Table 4. I²C Mode Default Chip Address ................................................................................................... 27
Table 5. Example Volume Settings ............................................................................................................ 31
Table 6. Example Volume Settings ............................................................................................................ 32
Table 7. Channel B = Channel A Settings ................................................................................................. 34
Table 8. Zero-Crossing Time-Out Settings ................................................................................................ 34
Table 9. Zero-Crossing Mode Settings ...................................................................................................... 35
Table 10. Chip Revision Register Codes ................................................................................................... 41
CS3318
DS693F1