Cirrus Logic CS4207 - Manual (Page 6)

6 DS880F4
CS4207
6.13.7 Pin Sense .......................................................................................................................... 118
6.13.8 Configuration Default ......................................................................................................... 119
6.14 S/PDIF Transmitter 1, S/PDIF Transmitter 2 Output Pin Widgets (Node ID = 10h, 15h) ........... 120
6.14.1 Audio Widget Capabilities ................................................................................................. 120
6.14.2 Pin Capabilities .................................................................................................................. 121
6.14.3 Connection List Length ...................................................................................................... 121
6.14.4 S/PDIF Transmitter 1 Connection List Entry ..................................................................... 122
6.14.5 S/PDIF Transmitter 2 Connection List Entry ..................................................................... 122
6.14.6 Pin Widget Control ............................................................................................................ 123
6.14.7 S/PDIF Transmitter 1 Configuration Default ...................................................................... 124
6.14.8 S/PDIF Transmitter 2 Configuration Default ...................................................................... 125
6.15 Vendor Processing Widget (Node ID = 11h) .............................................................................. 126
6.15.1 Audio Widget Capabilities ................................................................................................. 126
6.15.2 Processing Capabilities ..................................................................................................... 126
6.15.3 Processing State ............................................................................................................... 127
6.15.4 Coefficient Index ................................................................................................................ 127
6.15.5 Processing Coefficient ....................................................................................................... 128
6.15.6 Coefficient Registers ......................................................................................................... 128
6.15.6.1 S/PDIF RX/TX Interface Status (CIR = 0000h) ...................................................... 129
6.15.6.2 S/PDIF RX/TX Interface Control (CIR = 0001h) .................................................... 130
6.15.6.3 ADC Configuration (CIR = 0002h) ......................................................................... 131
6.15.6.4 DAC Configuration (CIR = 0003h) ......................................................................... 134
6.15.6.5 Beep Configuration (CIR = 0004h) ........................................................................ 135
6.16 Beep Generator Widget (Node ID = 13h) .................................................................................. 136
6.16.1 Audio Widget Capabilities ................................................................................................. 136
6.16.2 Beep Generation Control ................................................................................................... 137
7. APPLICATIONS ................................................................................................................................. 138
7.1 HD Audio Interface ....................................................................................................................... 138
7.1.1 Multi-Channel Streams ........................................................................................................ 138
7.2 Analog Inputs ............................................................................................................................... 139
7.3 Analog Outputs ............................................................................................................................ 142
7.3.1 Output Filter ......................................................................................................................... 142
7.3.2 Analog Supply Removal ...................................................................................................... 142
7.4 Digital Mic Inputs .......................................................................................................................... 142
7.5 S/PDIF Input and Outputs ............................................................................................................ 143
7.5.1 S/PDIF Receiver SRC ......................................................................................................... 143
8. PCB LAYOUT CONSIDERATIONS ................................................................................................... 144
8.1 Power Supply, Grounding ............................................................................................................ 144
8.2 QFN Thermal Pad ........................................................................................................................ 144
9. PARAMETER DEFINITIONS .............................................................................................................. 145
10. QFN PACKAGE DIMENSIONS ........................................................................................................ 146
THERMAL CHARACTERISTICS ....................................................................................................... 146
11. ORDERING INFORMATION ............................................................................................................ 147
12. REFERENCES .................................................................................................................................. 147
13. REVISION HISTORY ........................................................................................................................ 148