Revision Date:

May 23, 2006

ds_pl2303HX_v15F.doc

Table of Contents

1.0 FEATURES .........................................................................................................6

2.0 FUNCTIONAL BLOCK DIAGRAM .....................................................................7

3.0 INTRODUCTION .................................................................................................8

4.0 PIN ASSIGNMENT OUTLINE .............................................................................9

5.0 PIN ASSIGNMENT & DESCRIPTION...............................................................10

6.0 USB STANDARD DESCRIPTORS ................................................................... 11

6.1 Device Descriptor................................................................................................... 11

6.2 Configuration Descriptor ........................................................................................ 11

6.3 Interface Descriptor................................................................................................12

6.4 Endpoint 1 Descriptor: Interrupt Input Endpoint......................................................12

6.5 Endpoint 2 Descriptor: Bulk Data Output endpoint .................................................12

6.6 Endpoint 3 Descriptor: Bulk Data Input endpoint ....................................................13

6.7 String Descriptors...................................................................................................13

7.0 USB STANDARD REQUESTS .........................................................................14

8.0 DC & TEMPERATURE CHARACTERISTICS...................................................15

8.1 Absolute Maximum Ratings....................................................................................15

8.2 DC Characteristics .................................................................................................15

8.3 Clock Characteristics .............................................................................................17

8.4 Temperature Characteristics ..................................................................................17

8.5 Leakage Current and Capacitance.........................................................................17

8.6 Power-On Reset ....................................................................................................18

9.0 OUTLINE DIAGRAM..........................................................................................19

9.1 SSOP28 Package ..................................................................................................19

10.0 REEL PACKING INFORMATION .....................................................................20

10.1 Carrier Tape (SSOP-28) .......................................................................................20

10.2 Reel Dimension....................................................................................................21

11.0 ORDERING INFORMATION .............................................................................21

PL-2303HX Product Datasheet

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Document Version 1.5F