CS4228A
5.7 DAC De-emphasis Control .............................................................................................. 24
5.8 Digital Volume Control ..................................................................................................... 24
5.9 Serial Port Mode .............................................................................................................. 25
5.10 Chip Status .................................................................................................................... 25
6. PIN DESCRIPTION ................................................................................................................. 26
7. PARAMETER DEFINITIONS .................................................................................................. 29
8. PACKAGE DIMENSIONS ...................................................................................................... 31
LIST OF FIGURES
Figure 1. Serial Audio Port Master Mode Timing .......................................................................... 7
Figure 2. Serial Audio Port Slave Mode Timing ............................................................................ 7
Figure 3. SPI Control Port Timing ................................................................................................. 8
Figure 4. Two Wire Control Port Timing ........................................................................................ 9
Figure 5. Recommended Connection Diagram ........................................................................... 11
Figure 6. Optional Line Input Buffer ............................................................................................ 12
Figure 7. Passive Output Filter with Mute ................................................................................... 13
Figure 8. Butterworth Output Filter with Mute ............................................................................. 13
Figure 9. I2S Serial Audio Formats ............................................................................................. 15
Figure 10.Left Justified Serial Audio Formats .............................................................................. 16
Figure 11.Right Justified Serial Audio Formats ............................................................................ 16
Figure 12.One Line Data Serial Audio Format ............................................................................. 16
Figure 13.Control Port Timing, SPI Slave Mode Write ................................................................. 17
Figure 14.Control Port Timing, Two Wire Slave Mode Write ....................................................... 18
Figure 15.Control Port Timing, Two Wire Slave Mode Read ....................................................... 18
LIST OF TABLES
Table 1. Serial Audio Port Input Channel Allocations ................................................................... 15
Table 2. Common Master Clock Frequencies.............................................................................. 27
DS511PP1
3
CIRRUS [ CIRRUS LOGIC ]
