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AU9321

USB Compact Flash Card Reader

Technical Reference Manual

Revision 1.1

© 1997-2002 Alcor Micro Corp.

All Rights Reserved

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Summary of Contents for AU9321

Page 1: ...AU9321 USB Compact Flash Card Reader Technical Reference Manual Revision 1 1 1997 2002 Alcor Micro Corp All Rights Reserved...

Page 2: ...nty for the use of its products and bears no responsibility for any error that appear in this document Specifications are subject to change without prior notice Contact Information Web site http www a...

Page 3: ...and Reference Design 7 4 1 AU9320 Block Diagram 7 4 2 Sample Schematics 8 5 0 Electrical Characteristics 9 5 1 Recommended Operating Conditions 9 5 2 General DC Characteristics 9 5 3 DC Electrical Ch...

Page 4: ...TABLE OF CONTENTS i...

Page 5: ...ip integration AU9321 will be the most powerful and cost efficient CF card reader controller solution in the market 1 2 Features Fully compliant with USB v1 1 specification and USB Device Class Defini...

Page 6: ...INTRODUCTION 2...

Page 7: ...reader using AU9321 By connecting the reader to a PC through USB bus the AU9321 is acting as a bridge between the flash memory card from digital camera MP3 player PDA or mobile phone and PC P Cw ith...

Page 8: ...APPLICATION BLOCK DIAGRAM 4...

Page 9: ...30 34 46 45 44 43 42 12 35 36 28 27 26 25 41 40 39 38 37 47 48 13 14 15 16 17 18 19 20 21 22 23 24 X TA L1 X TA L 2 V C C A G N D A V C C 2C F V C C 5V V C C 3V U SB _D M U SB _D P R STN G N D IO PD P...

Page 10: ...t Flash Data 7 22 CFD0 Input Output Compact Flash data 0 23 CFD1 Input Output Compact Flash data 1 24 CFD2 Input Output Compact Flash data 2 25 GND Ground Ground 26 GND Ground Ground 27 GND Ground Gro...

Page 11: ...and Reference Design 4 1 AU9321 Block Diagram Alcor Micro AU9321 Flash Memory Card Reader BlockDiagram USB SIE USB Upstream Port XCVR RAM 3 3 V Voltage Regulator Power Switch 3 3 V Processor ROM 12MHz...

Page 12: ...VCC3 3 U3 AU9321 48PIN 1 2 3 4 5 6 7 8 9 10 11 13 14 15 17 18 19 20 21 22 23 24 48 47 46 45 44 43 42 41 40 39 38 36 35 34 33 32 31 30 29 27 26 25 12 16 28 37 XTAL1 XTAL2 VCCA GNDA VCC2CF VCC5V VCC3V U...

Page 13: ...low current no pull up or pull down 1 1 A IIH Input high current no pull up or pull down 1 1 A IOZ Tri state leakage current 10 10 A CIN Input capacitance 5 F COUT Output capacitance 5 F CBID Bi direc...

Page 14: ...p for Characteristics The following setup was used to measure the open loop voltage gain for crystal oscillator circuits The feedback resistor serves to bias the circuit at its quiescent operating poi...

Page 15: ...y sudden application of a high voltage supplied by a 100 PF capacitor through 1 5 Kohm resistance Machine Model stresses devices by sudden application of a high voltage supplied by a 200 PF capacitor...

Page 16: ...the DUT was biased for 0 5 seconds If neither the PUT current supply nor the device current supply reached the predefined limit DUT 0 mA Icc 100 mA then the voltage was increased by 0 1 Volts and the...

Page 17: ...ce V Supply Icc Measurement Test Circuit Negative Input Output Overvoltage Overcurrent 1 Source Vcc DUT GND mA Untested Output Open Circuit All Input Tied to V supply V Supply Icc Measurement Supply V...

Page 18: ...ELECTRICAL CHARACTERISTICS 14...

Page 19: ...CAL INFORMATION 15 6 0 Mechanical Information body size lead D1 E1 count A1 A2 L1 b c e 7 7 48 0 1 1 4 1 0 2 0 127 0 5 A1 stand off A2 body thickness L1 lead length b lead width c lead thickness e lea...

Page 20: ...Each Manufacturing Company This datasheet has been downloaded from www EEworld com cn Free Download Daily Updated Database 100 Free Datasheet Search Site 100 Free IC Replacement Search Site Convenien...

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