Datasheet > USB2250-NU-XX

USB2250-NU-XX

更新时间： 2024-12-10 21:09:11

品牌	Logo	应用领域
美国微芯 - MICROCHIP		/
页数	文件大小	规格书
44页	966K
描述
IDE COMPATIBLE, FLASH MEMORY DRIVE CONTROLLER, PQFP128, 14 X 14 MM, 1 MM HEIGHT, 0.40 MM PITCH, ROHS COMPLIANT, MS-026D, VTQFP-128

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技术参数
数据手册

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USB2250-NU-XX 技术参数

是否Rohs认证：	符合	生命周期：	Active
零件包装代码：	QFP	包装说明：	TFQFP, TQFP128,.63SQ,16
针数：	128	Reach Compliance Code：	compliant
HTS代码：	8542.31.00.01	风险等级：	5.28
驱动器接口标准：	IDE	主机数据传输速率最大值：	35 MBps
主机接口标准：	USB	JESD-30 代码：	S-PQFP-G128
长度：	14 mm	端子数量：	128
最高工作温度：	70 °C	最低工作温度：
封装主体材料：	PLASTIC/EPOXY	封装代码：	TFQFP
封装等效代码：	TQFP128,.63SQ,16	封装形状：	SQUARE
封装形式：	FLATPACK, THIN PROFILE, FINE PITCH	电源：	3.3 V
认证状态：	Not Qualified	座面最大高度：	1.2 mm
子类别：	Bus Controllers	最大压摆率：	165 mA
最大供电电压：	3.6 V	最小供电电压：	3 V
标称供电电压：	3.3 V	表面贴装：	YES
技术：	CMOS	温度等级：	COMMERCIAL
端子形式：	GULL WING	端子节距：	0.4 mm
端子位置：	QUAD	宽度：	14 mm
uPs/uCs/外围集成电路类型：	SECONDARY STORAGE CONTROLLER, FLASH MEMORY DRIVE	Base Number Matches：	1

USB2250-NU-XX 数据手册

USB2250/50i/51/51i

Ultra Fast USB 2.0 Multi-Slot

Flash Media Controller

Datasheet

PRODUCT FEATURES

General Description

GPIO configuration and polarity

The SMSC USB2250/50i/51/51i is a USB 2.0 compliant, Hi-

—

Up to 11 GPIOs (based on configuration) for special

Speed mass storage class peripheral controller intended for

reading and writing to more than 24 popular flash media

function use

—

Four GPIO’s with up to 200 mA drive

formats from the CompactFlash (CF), SmartMedia^TM(SM),

16 additional GPIO's are available if CF is not used

On board 24 MHz crystal driver circuit

Optional external 24 MHz clock input

xD-Picture Card^TM(xD) , Memory Stick (MS), Secure

Digital (SD), and MultiMediaCard^TM(MMC) families.

4 Independent internal card power FETs

The SMSC USB2250/50i/51/51i is a fully integrated, single

chip solution capable of ultra high performance operation.

Average sustained transfer rates exceeding 35 MB/s are

possible if the media and host can support those rates.

—

200 mA each

"Fold-back" short circuit protection

8051 8-bit microprocessor

—

60 MHz - single cycle execution

64 KB ROM | 14 KB RAM

General Features

Internal regulator for 1.8 V core operation

Optimized pinout improves signal routing which eases

implementation for improved signal integrity

128-pin VTQFP (14x14 mm) lead-free RoHS compliant

package

Targeted for applications in which single or "combo"

media sockets are used

OEM Selectable Features

Supports multiple simultaneous card insertions

Flexible assignment of number of LUNs and how card

types are associated with the LUNs

Vendor, product, and language IDs

Manufacturer ID and product strings (28 character)

Serial number string (12h digit max)

Customizable vendor specific data by optional use of

external serial EEPROM

Bus- or self-powered selection

LED blink interval or duration

Internal power FET configuration

Hardware-controlled data flow architecture for all self-

mapped media

Pipelined hardware support for access to non-self-

mapped media

Order number with “i” denotes the version that supports

the industrial temperature range of -40ºC to 85ºC

Software Features

Optimized for low latency interrupt handling

Reduced memory footprint

Device Firmware Upgrade (DFU) support of external

EEPROM or External Flash

Hardware Features

Single chip flash media controller with non-multiplexed

interface for independent card sockets

Flash Media Specification Revision Compliance

—

CompactFlash 4.1

Secure Digital 2.0

MultiMediaCard 4.2

—

Assembly line support

End user field upgrade support

DFU Package consists of driver, firmware, sample DFU

application and source code, DFU driver API

SDIO and MMC Streaming Mode support

Optional custom firmware with up to 128 KB external

ROM

—

Memory Stick 1.43

Memory Stick Pro Format 1.02

Memory Stick Duo Format 1.10

Memory Stick Pro-HG Duo Format 1.01

xD-Picture Card 1.2

Applications

Flash Media Card Reader/Writer

Printers

SmartMedia 1.3

Desktop and Mobile PCs

Consumer A/V

Extended configuration options

—

xD player mode operation

Socket switch polarities, etc.

Media Players/Viewers

Vista ReadyBoost^TM

Media Activity LED

1.) xD-Picture Card not applicable to USB2251.

SMSC USB2250/50i/51/51i

DATASHEET

Revision 2.0 (09-29-09)

12 3 4 5 6 7...44

中文翻译

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与USB2250-NU-XX相关器件

型号	品牌	获取价格	描述	数据表
USB2250I	MICROCHIP	获取价格	Ultra Fast USB 2.0 Multi-Slot Flash Media Controller
USB2250I-NU-06	MICROCHIP	获取价格	USB2250I-NU-06
USB2250I-NU-XX	MICROCHIP	获取价格	IDE COMPATIBLE, FLASH MEMORY DRIVE CONTROLLER, PQFP128, 14 X 14 MM, 1 MM HEIGHT, 0.40 MM P
USB2251	MICROCHIP	获取价格	Ultra Fast USB 2.0 Multi-Slot Flash Media Controller
USB2251	SMSC	获取价格	Ultra Fast USB 2.0 Multi-Format Flash Media Controller
USB2251-NU-05	MICROCHIP	获取价格	UNIVERSAL SERIAL BUS CONTROLLER
USB2251-NU-06-CAG	MICROCHIP	获取价格	USB Bus Controller, CMOS, PQFP128
USB2251-NU-XX	MICROCHIP	获取价格	IDE COMPATIBLE, FLASH MEMORY DRIVE CONTROLLER, PQFP128, 14 X 14 MM, 1 MM HEIGHT, 0.40 MM P
USB2251I	MICROCHIP	获取价格	Ultra Fast USB 2.0 Multi-Slot Flash Media Controller
USB2251I-NU-06	MICROCHIP	获取价格	USB2251I-NU-06

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