USB2227/USB2228
4th Generation USB2.0
Flash Media Controller
with Integrated Card
Power FETs
PRODUCT FEATURES
Complete System Solution for interfacing SmartMedia
TM
(SM) or xD Picture Card
TM
(xD)
1
, Memory Stick
TM
(MS),
High Speed Memory Stick (HSMS), Memory Stick PRO
(MSPRO), MS Duo
TM
, Secure Digital (SD), Mini-Secure
Digital (Mini-SD), TransFlash (SD), MultiMediaCard
TM
(MMC), Reduced Size MultiMediaCard (RS-MMC), NAND
Flash, Compact Flash
TM
(CF) and CF Ultra
TM
I & II, and CF
form-factor ATA hard drives to USB2.0 bus
— Supports USB Bulk Only Mass Storage Compliant
Bootable BIOS
Support for simultaneous operation of all above devices.
(only one at a time of each of the following groups
supported: CF or ATA drive, SM or XD or NAND, SD or
MMC)
On-Chip 4-Bit High Speed Memory Stick and MS PRO
Hardware Circuitry
On-Chip firmware reads and writes High Speed Memory
Stick and MS PRO
1-bit ECC correction performed in hardware for maximum
efficiency
Hardware support for SD Security Command Extensions
On-chip power FETs for supplying flash media card power
with minimum board components
USB Bus Power Certified
3.3 Volt I/O with 5V input tolerance on VBUS/GPIO3
Complete USB Specification 2.0 Compatibility for Bus
Powered Operation
— Includes USB2.0 Transceiver
— A Bi-directional Control and a Bi-directional Bulk
Endpoint are provided.
8051 8 bit microprocessor
— Provides low speed control functions
— 30 Mhz execution speed at 4 cycles per instruction
average
— 12K Bytes of internal SRAM for general purpose
scratchpad
— 768 Bytes of internal SRAM for general purpose
scratchpad or program execution while re-flashing
external ROM
Double Buffered Bulk Endpoint
— Bi-directional 512 Byte Buffer for Bulk Endpoint
— 64 Byte RX Control Endpoint Buffer
— 64 Byte TX Control Endpoint Buffer
Datasheet
Internal or External Program Memory Interface
— 64K Byte Internal Code Space or Optional 64K Byte
External Code Space using Flash, SRAM or EPROM
memory.
On Board 24Mhz Crystal Driver Circuit
Can be clocked by 48MHz external source
On-Chip 1.8V Regulator for Low Power Core Operation
Internal PLL for 480Mhz USB2.0 Sampling, Configurable
MCU clock
Supports firmware upgrade via USB bus if “boot block”
Flash program memory is used
15 GPIOs for special function use: LED indicators, button
inputs, power control to memory devices, etc.
— Inputs capable of generating interrupts with either edge
sensitivity
— Attribute bit controlled features:
— Activity LED polarity/operation/blink rate
— Full or Partial Card compliance checking
— Bus or Self Powered
— LUN configuration and assignment
— Write Protect Polarity
— SmartDetach™ Detach from USB when no Card
Inserted for Notebook apps
— Cover Switch operation for xD compliance
— Inquiry Command operation
— SD Write Protect operation
— Older CF card support
— Force USB 1.1 reporting
— Internal or External Power FET operation
Compatible with Microsoft WinXP, WinME, Win2K SP3,
Apple OS10, Softconnex, and Linux Multi-LUN Mass
Storage Class Drivers
Win2K, Win98/98SE and Apple OS8.6 and OS9 Multi-LUN
Mass Storage Class Drivers available from SMSC
128 Pin VTQFP Lead-free RoHS Compliant Package
(1.0mm height, 14mm x14mm footprint)
124 Pin DQFN Lead-free RoHS Compliant Package (0.8mm
height, 10mm x10mm footprint)
1.xD Picture Card not applicable to USB2227
SMSC USB2227/USB2228
DATASHEET
Revision 1.91 (10-13-06)
4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
ORDER NUMBERS:
USB2227/USB2228-NU-05 FOR 128 PIN, VTQFP LEAD-FREE ROHS COMPLIANT PACKAGE
USB2227/USB2228-AHZS-XX FOR 124 PIN, DQFN LEAD-FREE ROHS COMPLIANT PACKAGE
80 Arkay Drive
Hauppauge, NY 11788
(631) 435-6000
FAX (631) 273-3123
Copyright © 2006 SMSC or its subsidiaries. All rights reserved.
Circuit diagrams and other information relating to 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 described semiconductor devices any licenses under any patent rights or other intellectual
property 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 is a
registered trademark of Standard Microsystems Corporation (“SMSC”). Product names and company names are the trademarks of their respective
holders.
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 THE LIKE,
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 OF BUYER IS HELD TO HAVE FAILED OF ITS ESSENTIAL PURPOSE, AND WHETHER OR NOT SMSC HAS BEEN ADVISED OF
THE POSSIBILITY OF SUCH DAMAGES.
Revision 1.91 (10-13-06)
DATASHEET
2
SMSC USB2227/USB2228
4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
Table of Contents
Chapter 1 General Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Chapter 2 Acronyms . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Chapter 3 Pin Configuration . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Chapter 4 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
Chapter 5 Pin Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
5.1
5.2
PIN Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Buffer Type Descriptions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Chapter 6 DC Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
6.1
6.2
6.3
Maximum Guaranteed Ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
Recommended Operating Conditions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22
Capacitance . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Chapter 7 Package Outlines . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Chapter 8 GPIO Usage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27
SMSC USB2227/USB2228
DATASHEET
3
Revision 1.91 (10-13-06)
4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
List of Tables
Table 5.1
Table 6.1
Table 7.1
Table 7.2
Table 8.1
USB2227/USB2228 Buffer Type Descriptions. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
DC Electrical Characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
USB2227/USB2228 128-Pin VTQFP Package Parameters . . . . . . . . . . . . . . . . . . . . . . . . . .
USB2227/USB2228 124-Pin DQFN Package Parameters . . . . . . . . . . . . . . . . . . . . . . . . . . .
GPIO Usage (ROM Rev 0x00) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
20
22
25
26
27
Revision 1.91 (10-13-06)
DATASHEET
4
SMSC USB2227/USB2228
4th Generation USB2.0 Flash Media Controller with Integrated Card Power FETs
Datasheet
List of Figures
Figure 3.1
Figure 3.2
Figure 4.1
Figure 7.1
Figure 7.2
USB2227/USB2228 128-Pin VTQFP . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
USB2227/USB2228 124-Pin DQFN. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
USB2227/USB2228 Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
USB2227/USB2228 128-Pin VTQFP Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
USB2227/USB2228 124-Pin DQFN Package Outline . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 26
SMSC USB2227/USB2228
DATASHEET
5
Revision 1.91 (10-13-06)
Microchip MCU
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