Cirrus Logic CDB42L56 - Manual (Page 27)

DS85
1DB1
27
CDB42L56
7. CDB42L56 BLOCK DIAGRAM
Figure 34. Block Diagram
USB
µ controller
CS42L56
S/PDIF Rx
(CS8416)
S/PDIF Tx
(CS8406)
FPGA
Oscillator
(socket)
I 2 C Interface
Reset
Reset
PLL
Tx SRC
(CS8421)
Analog Outputs
(Line + Headphone)
Analog Inputs
(Line + MIC)
External System
I/O Header
Rx SRC
(CS8421)
PSIA I/O Header
USB/
RS232
S/PDIF
Dout
S/PDIF
Din