PQI U250 manual USB Flash Drive

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USB Flash Drive

Table of Contents

1.Introduction to Traveling Disk ………....................................................................................... 1

2.Main Features Overview …………..……….....................……...……………………………..…… 1

3.Hardware Specification ………………………………………..….………….……………………… 1

3.1USB Interface ……………………………………………….…….........……………………………… 1

3.2NAND Flash Interface ……………………………………………..…...........……...…………………. 1

3.3OS Support ………………………………………………………….……....………………………… 1

3.4Product Capacity ……………………………………..……………………..........…..………………. 1

4.

Block Diagram

2

5.

Absolute Maximum Ratings

2

6.

DC Characteristics

3

7. Recommended Operating Conditions

3

8.

Pin Assignments

3

9. Physical Specifications

4

Rev. A.0

Sep 2006

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Contents Traveling Disk U250 BB44 Series USB Flash Drive Revision History Revision Date History 09/11 ‘06 New Creation RemarkIntroduction to U250 Main Features OverviewProduct Specification Micro Controller Program RAM Symbol Parameter Min Max UnitProgram ROM FlashSymbol Parameter Min Typical Max Units Pin No Pin Name FunctionPhysical Specifications