USB97C202 ETC, USB97C202 Datasheet

USB97C202

Manufacturer Part Number

USB97C202

Description

ATA/ATAPI CONTROLLER

Manufacturer

ETC

Datasheet

1.USB97C202.pdf (17 pages)

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Product Features

SMSC USB97C202

2.5 Volt, Low Power Core Operation

3.3 Volt I/O with 5V input tolerance

Complete USB Specification 2.0 Compatibility

− Includes USB 2.0 Transceiver

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

Complete System Solution for interfacing ATA or

ATAPI devices to USB 2.0 bus

− Supports USB Mass Storage Compliant Bootable

− Supports ATA6 Drive capacities up to 2048GB

− True UDMA Mode 4 transfer rates

− Support for ATAPI Devices:

8051 8 bit microprocessor

− Provides low speed control functions

− 30 Mhz execution speed at 4 cycles per instruction

− 768 Bytes of internal SRAM for general purpose

- CD-ROM

- CD-R

- CD-RW

- DVD

Endpoint are provided.

BIOS

average

scratchpad or program execution while re-flashing

external ROM

DVD/R/W

USB97C202-MN-02 for 100 pin STQFP package

ORDERING INFORMATION

DATASHEET

Order Number(s):

Page 1

USB97C202

USB 2.0

ATA/ ATAPI 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

− 48K Byte Internal ROM or optional 64K Byte

On Board 12Mhz Crystal Driver Circuit

Internal PLL for 480Mhz USB2.0 Sampling,

30Mhz MCU clock, and 60Mhz ATA clock

Supports firmware upgrade via USB bus if “boot

block” Flash program memory is used for optional

external program memory

7 GPIOs for special function use: LED indicators,

button inputs, etc.

− Inputs capable of generating interrupts with either

− USB High Speed LED

− Serial EEPROM interface for VID/PID/Serial Number

100 Pin STQFP (12x12x1.4 body, 2mm footprint)

package

External Code Space using Flash, SRAM, or

EPROM Memory

edge sensitivity

Customization

Revision 1.2 (02-04-04)

Datasheet

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