Standard Microsystems is a registered trademark of Standard Microsystems Corporation, and SMSC is a trademark of Standard Microsystems
Corporation. Product names and company names are the trademarks of their respective holders. Circuit diagrams utilizing SMSC products are included
as a means of illustrating typical applications; consequently complete information sufficient for construction purposes is not necessarily given. Although
the information has been checked and is believed to be accurate, no responsibility is assumed for inaccuracies. SMSC reserves the right to make
changes to specifications and product descriptions at any time without notice. Contact your local SMSC sales office to obtain the latest specifications
before placing your product order. The provision of this information does not convey to the purchaser of the semiconductor devices described any
licenses under the patent rights of SMSC or others. All sales are expressly conditional on your agreement to the terms and conditions of the most
recently dated version of SMSC's standard Terms of Sale Agreement dated before the date of your order (the "Terms of Sale Agreement"). The product
may contain design defects or errors known as anomalies which may cause the product's functions to deviate from published specifications. Anomaly
sheets are available upon request. SMSC products are not designed, intended, authorized or warranted for use in any life support or other application
where product failure could cause or contribute to personal injury or severe property damage. Any and all such uses without prior written approval of an
Officer of SMSC and further testing and/or modification will be fully at the risk of the customer. Copies of this document or other SMSC literature, as well
as the Terms of Sale Agreement, may be obtained by visiting SMSC’s website at http://www.smsc.com.
SMSC DISCLAIMS AND EXCLUDES ANY AND ALL WARRANTIES, INCLUDING WITHOUT LIMITATION ANY AND ALL IMPLIED WARRANTIES
OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE, AND AGAINST INFRINGEMENT, AND ANY AND ALL WARRANTIES
ARISING FROM ANY COURSE OF DEALING OR USAGE OF TRADE.
IN NO EVENT SHALL SMSC BE LIABLE FOR ANY DIRECT, INCIDENTAL, INDIRECT, SPECIAL, PUNITIVE, OR CONSEQUENTIAL DAMAGES,
OR FOR LOST DATA, PROFITS, SAVINGS OR REVENUES OF ANY KIND; REGARDLESS OF THE FORM OF ACTION, WHETHER BASED ON
CONTRACT, TORT, NEGLIGENCE OF SMSC OR OTHERS, STRICT LIABILITY, BREACH OF WARRANTY, OR OTHERWISE; WHETHER OR NOT
ANY REMEDY IS HELD TO HAVE FAILED OF ITS ESSENTIAL PURPOSE; AND WHETHER OR NOT SMSC HAS BEEN ADVISED OF THE
POSSIBILITY OF SUCH DAMAGES.
SMSC DS – USB97C211
Page 2
Rev. 03/26/2002
PRELIMINARY
1
GENERAL DESCRIPTION
The USB97C211 is a USB2.0 Bulk Only Mass Storage Class Peripheral Controller intended for supporting
CompactFlash (CF), in True IDE Mode only, and SmartMedia (SM) flash memory devices. It provides a single chip
solution for the most popular flash memory cards in the market.
The device consists of a USB 2.0 PHY and SIE, buffers, Fast 8051 microprocessor with expanded scratchpad, and
program SRAM, and CF/SM controllers.*
Provisions for external Flash Memory up to 64K bytes for program storage is provided.
12K bytes of scratchpad SRAM and 768Bytes of program SRAM are also provided.
Sixteen GPIO pins are for the 128-pin device. Provisions are made to allow hot swap of flash media to be
implemented.
The USB97C211 supports the insertion of cards (CF, SM) simultaneously.
SMSC provides the following object code software free of charge with purchase of the USB97C211**:
Multiple LUN Mass Storage Class compliant firmware to support all media types in a single code image, with
option for firmware download via USB if a sector erasable program memory is used.
Multiple LUN Mass Storage Class driver for Windows 98/98SE and Windows 2000 (Windows OS already
provides driver for ME and XP)
Windows application for programming serial number into serial EEPROM via USB
Source code licenses are also available for USB97C211 customers.**
SMSC may make complete internal specifications available for those customers requiring programming information,
subject to SMSC’s applicable Proprietary Information Agreement (nondisclosure agreement). Contact your SMSC
sales representative for more information.
Note:
*In order to develop, make, use, or sell readers with this SMSC device, licenses and technical information from or
through various media standard companies, forums, and associations may be required. These media standard
companies, forums, and associations include the following: the SSFDC Forum (SmartMedia) and the Compact Flash
Association (CompactFlash).
SMSC does not make such licenses or technical information available; does not promise or represent that any such
licenses or technical information will actually be obtainable through the various media standard companies, forums,
and associations, or with respect to the terms under which they may be made available; and is not responsible for
the accuracy or sufficiency of, or otherwise with respect to, any such technical information. SMSC reserves the right
to require proof that any such licenses have been obtained before supplying any SMSC devices, and provision of
this data sheet is not an offer to supply any SMSC devices or software programs. No license is granted by SMSC
expressly, by implication, by estoppel or otherwise, under any patent, trademark, copyright, mask work right, trade
secret, or other intellectual property right.
SMSC MAKES NO WARRANTIES, EXPRESS, IMPLIED, OR STATUTORY, IN REGARD TO INFRINGEMENT OR
OTHER VIOLATION OF INTELLECTUAL PROPERTY RIGHTS. SMSC DISCLAIMS ANY AND ALL WARRANTIES
AGAINST INFRINGEMENT AND THE LIKE.
**To obtain this software program the appropriate SMSC Software License Agreement must be executed and in
effect. Forms of these Software License Agreements may be obtained by contacting SMSC.
SMSC DS – USB97C211
Page 3
Rev. 03/26/2002
PRELIMINARY
TABLE OF CONTENTS
1
2
GENERAL DESCRIPTION .................................................................................................................................. 3
Buffer Type Descriptions.............................................................................................................15
DC PARAMETERS............................................................................................................................................ 16
6.1
7
Maximum Guaranteed Ratings....................................................................................................16
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