USB Flash Drive
Rev. A.0
2/4 Sep 2006
4. Block Diagram
5. Absolute Maximum Ratings
Symbol
Parameter
Min
Max
Unit
Tstorage Storage
Temperature
-20
75
℃
Ta
Ambient Operating Temperature
0
65
℃
Vcc3
3.3V Supply Voltage
-0.3
3.6
V
Vcc18
1.8V Supply Voltage
-0.3
2
V
Vin3.3
3.3V Buffer Input Voltage
-0.3
3.6
V
Vin3/5
3.3V/5V Buffer Input Voltage
-0.3
5
V
Vin1.8
1.8V Buffer Input Voltage
-0.3
2
V
8051 Micro
Controller
Data /
Address
Bus
USB 2.0
Interface
USB2.0
USB1.1
Host
PLL, REG
Program ROM
Program RAM
DMA
Flash
Control
Logic
EDC/
ECC
DATA RAM
CLK
PWR_GOOD
PWR_RST
Flash
Memory
USB2.0 or
1.1 Port
