USB97C223-NU SMSC [SMSC Corporation], USB97C223-NU Datasheet

USB97C223-NU

Manufacturer Part Number

USB97C223-NU

Description

Bus Powered USB 2.0 Flash Media Controller

Manufacturer

SMSC [SMSC Corporation]

Datasheet

1.USB97C223-NU.pdf (20 pages)

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Company:

Bonase Electronics (HK) Co., Limited

Part Number:

USB97C223-NU-04

Manufacturer:

SMSC

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Company:

Bonase Electronics (HK) Co., Limited

Part Number:

USB97C223-NU-04

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Company:

Bonase Electronics (HK) Co., Limited

Part Number:

USB97C223-NU-04

Manufacturer:

SMSC

Quantity:

591

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Product Features

SMSC USB97C223

Complete System Solution for interfacing

SmartMedia

Speed Memory Stick (HSMS), Memory Stick

PRO (MSPRO), Secure Digital (SD),

MultiMediaCard

Flash

to USB 2.0 bus

− Supports USB Bulk Only Mass Storage Compliant

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

USB Bus Power Certified

3.3 Volt I/O with 5V input tolerance

Complete USB Specification 2.0 Compatibility for

Bus Powered Operation

− Includes USB 2.0 Transceiver

− A Bi-directional Control and a Bi-directional Bulk

8051 8 bit microprocessor

− Provides low speed control functions

− 30 Mhz execution speed at 4 cycles per instruction

− 12K Bytes of internal SRAM for general purpose

− 768 Bytes of internal SRAM for general purpose

Bootable BIOS

Endpoint are provided.

average

scratchpad

scratchpad or program execution while re-flashing

external ROM

(CF) and CF form-factor ATA hard drives

(SM), Memory Stick

(MMC), NAND Flash, Compact

(MS), High

DATASHEET

Page 1

USB97C223

Bus Powered USB 2.0

Flash Media Controller

Double Buffered Bulk Endpoint

− Bi-directional 512 Byte Buffer for Bulk Endpoint

− 64 Byte RX Control Endpoint Buffer

− 64 Byte TX Control Endpoint Buffer

Internal or External Program Memory Interface

− 64K Byte Internal Code Space or Optional 64K Byte

On Board 12Mhz Crystal Driver Circuit

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

Compatible with Microsoft WinXP, WinME,

Win2K SP3, Apple OS10 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 TQFP package; green, lead-free

package also available (1.0mm height, 14mm

x14mm footprint)

External Code Space using Flash, SRAM or EPROM

memory.

edge sensitivity

Revision 1.5 (01-06-05)

Datasheet

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