SMSC USB2223-03-03 is a USB2.0 flash media controller that provides a complete system solution for interfacing various storage devices to the USB2.0 bus. It supports SmartMediaTM (SM), Memory StickTM (MS), High Speed Memory Stick (HSMS), Memory Stick PROTM (MSPRO), Memory Stick DuoTM (MSDUO), Secure Digital (SD), Mini-Secure Digital (Mini-SD), Transflash (SD), MultiMediaCardTM (MMC), Reduced Size Multimedia Card (RS-MMC), NAND Flash, Compact FlashTM (CF), CF UltraTM I&II, and CF form-factor ATA hard drives. It allows simultaneous operation of the supported devices, but only one device from each group (CF or ATA drive, SM or NAND, SD or MMC) can be operated at a time. The controller includes on-chip 4-bit high speed Memory Stick and MS PRO hardware circuitry, as well as 1-bit ECC correction for maximum efficiency. It is USB Bus Power Certified, has 3.3 Volt I/O with 5V input tolerance, and is fully compatible with USB Specification 2.0.
The SMSC USB2223-03 is a single-chip solution designed to interface popular flash memory devices, including CompactFlash, SmartMedia, Memory Stick, Secure Digital, and MultiMediaCard, to a USB2.0 bus. It functions as a USB2.0 Bulk Only Mass Storage Class Peripheral Controller and includes a USB2.0 PHY, SIE, buffers, and an 8051 microprocessor.
| Package Type | 128 Pin TQFP |
|---|---|
| Microprocessor | 8051 8 bit |
| Execution Speed | 30 Mhz |
| Internal SRAM | 12K Bytes |
| Program SRAM | 768 Bytes |
| GPIO Pins | 15 |
| Internal Code Space | 64K Byte |
| Crystal Frequency | 12Mhz |
| Core Voltage | 1.8V |
| USB Sampling Rate | 480Mhz |
It supports SmartMedia, Memory Stick, High Speed Memory Stick, Memory Stick PRO, Memory Stick Duo, Secure Digital, Mini-Secure Digital, Transflash, MultiMediaCard, Reduced Size Multimedia Card, NAND Flash, Compact Flash, CF Ultra I&II, and CF form-factor ATA hard drives.
It is compatible with Microsoft WinXP, WinME, Win2K SP3, Apple OS10, Softconnex, and Linux.
It is available in a 128 Pin TQFP package with a 14mm x 14mm footprint and 1.0mm height.
The order numbers are USB2223-NE-03 for the standard package and USB2223-NU-03 for the Pb-free version.