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UFD 4GB
User Manual
Stec UFD 4GB SLUFD4GU2TU User Manual
Product codes
SLUFD4GU2TU
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SLUFDxxxU2TU(I) Data Sheet
STEC™ Industrial Grade USB Flash Drive
61000-07007-107, September 2012
2
Table of Contents
1.0
Introduction .................................................................................................................... 3
2.0
Product Specifications ................................................................................................... 4
2.1
Mechanical Dimensions .......................................................................................................... 4
2.2
Pin Assignment and Description ............................................................................................. 5
2.3
Performance ............................................................................................................................ 5
2.4
LED Functionality .................................................................................................................... 5
2.5
Power Consumption ................................................................................................................ 5
3.0
Theory of Operation ....................................................................................................... 6
3.1
Block Diagram ......................................................................................................................... 6
3.1.1
Controller Embedded Components .............................................................................. 6
3.1.2
Controller External Components .................................................................................. 7
3.2
Flash Management.................................................................................................................. 7
3.2.1
Bad Block Management ............................................................................................... 7
3.2.2
Wear Leveling .............................................................................................................. 7
3.2.3
Error Correction/Detection ............................................................................................ 8
3.3
OS Support .............................................................................................................................. 8
3.3.1
Using USB Flash Drive with XP Embedded ................................................................. 8
3.4
Unique Serial Number ............................................................................................................. 9
4.0
Environmental Specifications ....................................................................................... 9
4.1
Recommended Operating Conditions ..................................................................................... 9
4.2
Reliability ................................................................................................................................. 9
4.3
Shock, Vibration, and Humidity ............................................................................................. 10
4.4
Electrostatic Discharge (ESD) ............................................................................................... 10
4.5
Mean Time Between Failure (MTBF) .................................................................................... 10
4.6
Standards Compliance .......................................................................................................... 10
5.0
Electrical Specifications ...............................................................................................11
5.1
Absolute Maximum Ratings .................................................................................................. 11
5.2
DC Characteristics ................................................................................................................ 11
5.3
AC Characteristics................................................................................................................. 12
6.0
SCSI Command List ......................................................................................................12
7.0
Product Marking ............................................................................................................13
7.1
Front Label ............................................................................................................................ 13
7.2
Back Label ............................................................................................................................. 14
7.3
Decoding the BOM Assembly Number ................................................................................. 15
8.0
Programmed Vendor and Product Names ...................................................................15
9.0
STEC’s Contact Information .........................................................................................16
9.1
Worldwide Headquarters ....................................................................................................... 16
9.2
Worldwide Locations ............................................................................................................. 16
10.0
Revision History ............................................................................................................17
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