ST18AU1_DS View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'ST18AU1_DS' PDF : 87 Pages View PDF
ST18-AU1
3 FUNCTIONAL OVERVIEW
A functional block diagram of the ST18-AU1 is shown in Figure 3.1. The modules that
comprise the ST18-AU1 are outlined below and more detailed information is given in the
following chapters of this datasheet. The interconnection of these blocks and all external
interfaces are shown in the block diagram in Figure 3.2.
Figure 3.1 Functional block diagram
System
manager
Clock
inputs
Timer
Commands
status
Host
interface
Data
input
Serial
interface
Packet
demux
Linear PCM
processor
MPEG2
decoder
Down mix
(surround)
(or Karaoke
modes)
Dolby AC-3
decoder
Delay
Serial
output
2 to 6 channel
PCM output
S/PDIF
formatter
S/PDIF
output
(AC-3/MPEG
or 2 ch PCM)
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