Datasheet > USB97C211-NC

USB97C211-NC

更新时间： 2024-11-09 03:21:07

品牌	Logo	应用领域
SMSC		闪存控制器
页数	文件大小	规格书
24页	346K
描述
USB 2.0 Flash Media Controller

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中文翻译

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数据手册

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USB97C211-NC 数据手册

USB97C211

ADVANCE INFORMATION

Rev 1.3

USB 2.0 Flash Media Controller

FEATURES

ꢀ

8051 8 bit microprocessor

ꢀ

Complete USB Specification 2.0 Compatibility

Provides low speed control functions

30 Mhz execution speed at 4 cycles per

instruction average

Includes USB 2.0 Transceiver

A Bi-directional Control and a Bi-directional Bulk

Endpoint are provided.

12K Bytes of internal SRAM for general purpose

scratchpad

Complete System Solution for interfacing

CompactFlash (CF) and SmartMedia (SM)

devices to USB 2.0 bus*

768 Bytes of internal SRAM for general purpose

scratchpad or program execution while re-

flashing external ROM

Supports USB Bulk Only Mass Storage

Compliant Bootable BIOS

ꢀ

Double Buffered Bulk Endpoint

Support for the following devices:

Bi-directional 512 Byte Buffer for Bulk Endpoint

64 Byte RX Control Endpoint Buffer

CF: 300K – 15MB/sec

SM: 2M –15MB/sec

64 Byte TX Control Endpoint Buffer

Support for simultaneous operation of both the

above devices.

External Program Memory Interface

64K Byte Code Space

Enhanced CF support to allow true sequential

read operations to improve throughput

Flash, SRAM, or EPROM Memory

ꢀ

On Board 12Mhz Crystal Driver Circuit

Internal PLL for 480Mhz USB2.0 Sampling, 30Mhz

MCU clock

ꢀ

16 GPIOs for special function use: LED indicators,

button inputs, power control to memory devices, etc.

Inputs capable of generating interrupts with

either edge sensitivity

ꢀ

Supports firmware upgrade via USB bus if “boot

block” Flash program memory is used

2.5 Volt, Low Power Core Operation

3.3 Volt I/O with 5V input tolerance

128 Pin TQFP (1.0 mm height package) or QFP

Package

One GPIO has automatic 1 sec toggle capability

for flashing an LED indicator.

ꢀ

ORDERING INFORMATION

Order Number(s):

USB97C211-NE for TQFP Package

USB97C211-NC for QFP Package

SMSC USB97C211

Page 1

Revision 1.3 (11-05-03)

DATASHEET

12 3 4 5 6 7...24

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