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SMSC USB97C242 manual

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Table of contents for the manual

  • Page 1

    SMSC USB97C242 Page 1 Revision 1.4 (05-03-07) DATASHEET USB97C242 USB 2.0 Flash Drive Contr oller Datasheet Product Features  2.5 Volt, Low Pow er Core Operation  3.3 Volt I/O with 5V input tolerance  Complete USB Specific ation 2.0 Compatibility − Includes USB 2.0 Transceiver − A Bi-directional Control and a Bi-directional Bulk Endpoi[...]

  • Page 2

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 2 Revision 1.4 (05-03-07) DATASHEET 80 ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123 Copyright © 2007 SMSC or its subs idiaries. All rights reserved. Circuit diagrams and other information rela ting to SMSC products are included as a m eans of illustrating typical a[...]

  • Page 3

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 3 Revision 1.4 (05-03-07) DATASHEET USB97C242 Revision History PA GE(S) SECTION/FIGURE/ENTRY CORRECTION DA TE REVISED 1 Cover Added lead-free ordering information Rev. 1.4 02-16-06 5 Chapter 1 – General Description First bullet modified under the following section: Internal program code[...]

  • Page 4

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 4 Revision 1.4 (05-03-07) DATASHEET TABLE OF CONTENTS REVISION HISTOR Y ............................................................................................................... ......................................2 CHA PTER 1 GENERAL D ESCRIPTION .................................[...]

  • Page 5

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 5 Revision 1.4 (05-03-07) DATASHEET Chapter 1 General Description The USB97C242 is a USB2.0 Bulk Only Mass Storage Class Peripheral Controller intended for supporting SmartMedia (SM), and NAND flash memory devices. It pr ovides a single chip USB reader solution for the SM and NAND flash d[...]

  • Page 6

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 6 Revision 1.4 (05-03-07) DATASHEET Note: * In order to develop, make, use, or sell readers and/or other products using or inco rporating any of the SMSC devices made the subject of this document or to use related SMSC software programs, technical information and licenses under patent and[...]

  • Page 7

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 7 Revision 1.4 (05-03-07) DATASHEET Chapter 2 Acr onyms & Definition 2.1 Acronyms SM: SmartMedia SMC: SmartMedia Controller FM: Flash Media FMC: Flash Media Controller ECC: Error Checking and Correcting CRC: Cyclic Redundancy Checking[...]

  • Page 8

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 8 Revision 1.4 (05-03-07) DATASHEET Chapter 3 Pin T ables Table 3.1 – USB97C242 100 Pin Package NA ND FLASH/SMA RTMEDIA INTERFA CE (17 PINS) D0 D1 D2 D3 D4 D5 D6 D7 ALE CLE nRE nWE nWP nB/R nCE nCD nWPS USB INTERFA CE (7 PINS) USB+ USB- LOOPFLTR RBIAS RTERM FS+ FS- MEMORY/IO INTERFA CE [...]

  • Page 9

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 9 Revision 1.4 (05-03-07) DATASHEET PIN # NA ME MA PIN # NAME MA PIN # NA ME MA PIN # NA ME MA 9 MA8 8 34 nIOR 8 59 nCS1 84 XTAL1/CL KIN 10 MA9 8 35 ROMEN 60 VSSCORE 85 XTAL2 11 MA10 8 36 D0 12 61 nCS2 86 VSSP 12 VDDCOR E 37 D1 12 62 VDDIO 87 LOOPFLT R 13 MA11 8 38 D2 12 63 nCS3 88 VDDP 1[...]

  • Page 10

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 10 Revision 1.4 (05-03-07) DATASHEET Chapter 4 Pin Configuration NC NC NC NC NC NC NC nCS7 nCS6 nCS5 VSSIO nCS4 nCS3 VDDIO nCS2 VSSCORE nCS1 VDDCORE nCS0 nCD nB/R nWPS nCE nWP nWE MA0 MA1 MA2 MA3 MA4 MA5 MA6 MA7 MA8 MA9 MA10 VDDCORE MA11 VSSCORE VSSIO MA12 MA13 MA14 MA15 VDDIO MD0 MD1 MD2[...]

  • Page 11

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 11 Revision 1.4 (05-03-07) DATASHEET Chapter 5 Block Diagram Flas h Medi a DMA Uni t D a t a B u s s USB 2. 0 PHY ( Transci ever ) FAST 8051 CPU CORE GPI O 7 pins 7 pins Confi gurat ion and Cont rol Cloc k Gener ati on XTAL SIE ( Seri al Inter face Engine ) Program M em ory/ I O Bus Inte [...]

  • Page 12

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 12 Revision 1.4 (05-03-07) DATASHEET Chapter 6 Pin Descriptions This section provides a detailed description of each signal. T he signals are arranged in functional groups according to their associated interface. The “n” symbol in the signal name indicates that the ac tive, or asserte[...]

  • Page 13

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 13 Revision 1.4 (05-03-07) DATASHEET NAME SYMBOL BUFFER TYPE DESCRIPTION SM Card Detection nCD IPU This is the card detection signal from SM device to indicate if the device is inserted. This pin has internal weak pull-up resistor. USB INTERFA CE USB Bus Data USB- USB+ I/O-U These pins co[...]

  • Page 14

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 14 Revision 1.4 (05-03-07) DATASHEET NAME SYMBOL BUFFER TYPE DESCRIPTION MISC Crystal Input/Extern al Clock Input XTAL1/ CLKIN ICLKx 12Mhz Crystal or external clock input. This pin can be connected to one te rminal of the crystal or can be connected to an external 12Mhz cl ock w hen a cry[...]

  • Page 15

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 15 Revision 1.4 (05-03-07) DATASHEET Note: nMCE is normally asserted except w hen the 8051 is in standby mode. 6.1 Buffer Type Descriptions Table 6.2 - USB 97 C24 2 Buffer Type Descriptions BUFFER DESCRIPTION I Input IPU Input with internal w eak pull-up resistor. IPD Input with internal [...]

  • Page 16

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 16 Revision 1.4 (05-03-07) DATASHEET Chapter 7 DC Parameters 7.1 Maximum Guaranteed Ratings Operating Temperature Ra nge .................................................................................................... ....................... 0 o C to +70 o C Storage Temper ature Range[...]

  • Page 17

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 17 Revision 1.4 (05-03-07) DATASHEET PA RAMETER SYMBOL MIN TYP MA X UNITS COMMENTS O8 Type Buffer Low Output Level High Output Level Output Leakage V OL V OH I OL 2.4 -10 0.4 +10 V V uA I OL = 8 mA @ V DDIO = 3.3V I OH = -4mA @ V DDIO = 3.3V V IN = 0 to V DDIO (Note 7.1) I/O8 Type Buffer [...]

  • Page 18

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 18 Revision 1.4 (05-03-07) DATASHEET PA RAMETER SYMBOL MIN TYP MA X UNITS COMMENTS IO-U Note 7.2 Supply Current Unconfigured I CCINIT 85 60 mA mA @ V DD, V DDP = 2.5V @ V DDIO, V DDA = 3.3V Supply Current Active I CC 85 60 110 70 mA mA @ V DD, V DDP = 2.5V @ V DDIO, V DDA = 3.3V Supply Cu[...]

  • Page 19

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 19 Revision 1.4 (05-03-07) DATASHEET Chapter 8 AC Specifications Refer to the appropriate specification document in the chapter of “Reference” for each flash media device or USB interface.[...]

  • Page 20

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 20 Revision 1.4 (05-03-07) DATASHEET Chapter 9 Package Outline Figure 9.1 – 100 Pin TQFP Packag e Outline, 12x12x1.4 Body (Rev A ) Table 9.1 – 100 Pin TQF P Packag e Parameters (Rev A) MIN NOMINA L MAX REMA RKS A ~ ~ 1.60 Overall Package Height A1 0.05 ~ 0.15 Standoff A2 1.35 ~ 1.45 B[...]

  • Page 21

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 21 Revision 1.4 (05-03-07) DATASHEET Chapter 10 Refer ence 1. SmartMedia TM Electrical Specification Version 1.30 2. SmartMedia TM Physical Format Specifications Version 1.30 3. SmartMedia TM Logical Format Specifications Version 1.20 4. SMIL (SmartMedia Interface Library) Software Edit i[...]

  • Page 22

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 22 Revision 1.4 (05-03-07) DATASHEET Chapter 11 GPIO Usage T able Table 11.1 - GPIO Usage NAME A CTIVE LEVEL SYMBOL DESCRIPTION A ND NOTE GPIO1 H Flash Media Activity LED Indicates media activity . Media or USB cable must not be removed with LED lit. Active High. GPIO2 H Ready/Busy# 1/4 R[...]

  • Page 23

    USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 23 Revision 1.4 (05-03-07) DATASHEET Chapter 12 T ypical Application Contact SMSC Sales for the latest reference designs and information and details about software licenses and the latest capabilities/features in cluded in current production versi ons of the internal ROM.[...]