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4.0 System Architecture and
Reference Design
4.1 AU6388 Block Diagram
Figure 4.1 AU6388 Block Diagram
USB
Upstream
Port
XCVR
USB
SIE
Flash
FIFO
RAM
FM control
&FIFO
Support
2 set of
Flash
Memory
Processor
2.5 V
2.5V
Voltage
Regulator
ROM
3.3 V
12MHz
XTAL
AU6388 USB2.0 Flash Disk Controller V1.01W
Official Release_ Public
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