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SMSC USB97C242 Page 1 Revision 1.4 (05-03-07)

DATASHEET

USB97C242

USB 2.0 Flash Drive

Controller

Datasheet

Product Features

 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

Endpoint are provided.

 Complete System Solution for interfacing

SmartMedia (SM), and NAND flash devices to

USB 2.0 bus

− Supports USB Bulk Only Mass Storage Compliant

Bootable BIOS

− Support for the following devices:

- SM: 2M –15MB/sec

- NAND Flash: 2M – 15MB/sec

− Built-in hardware 1-bit ECC support.

 8051 8 bit microprocessor

− Provides low speed control functions

− 30 Mhz execution speed at 4 cycles per instruction

average

− 12K Bytes of internal SRAM for general purpose

scratchpad

− 768 Bytes of internal SRAM for general purpose

scratchpad or program execution with external flash

 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 Code Space or optional 64K Byte

External Code Space using Flash, SRAM, or

EPROM memory.

 On Board 12Mhz Crystal Driver Circuit

 Internal PLL for 480Mhz USB2.0 Sampling,

30Mhz MCU clock

 Supports firmware upgrade via USB bus if sector-

erasable Flash program memory is used

 7 GPIOs for special function use: LED indicators,

button inputs, power control to memory devices,

etc.

− Inputs capable of generating interrupts with either

edge sensitivity

 100 Pin TQFP (12x12x1.4 body) Lead-Free

RoHS Compliant Package also available

ORDERING INFORMATION

Order Number(s):

USB97C242-MN-xx for 100 pin TQFP package

USB97C242-MV-04 for 100 pin TQFP Lead-Free RoHS Compliant Package

1 2 3 4 5 6 ... 22 23

Resumo do Conteúdo

Página 1 - Controller

SMSC USB97C242 Page 1 Revision 1.4 (05-03-07) DATASHEET USB97C242 USB 2.0 Flash Drive Controller Datasheet Product Features  2.5 Volt, Low

Página 2

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 10 Revision 1.4 (05-03-07) DATASHEET Chapter 4 Pin Configuration NCNCNCNCNCNCN

Página 3 - USB97C242 Revision History

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 11 Revision 1.4 (05-03-07) DATASHEET Chapter 5 Block Diagram FlashMediaDMAUnitData B

Página 4

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 12 Revision 1.4 (05-03-07) DATASHEET Chapter 6 Pin Descriptions This section pr

Página 5

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 13 Revision 1.4 (05-03-07) DATASHEET NAME SYMBOL BUFFER TYPE DESCRIPTION SM Card D

Página 6

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 14 Revision 1.4 (05-03-07) DATASHEET NAME SYMBOL BUFFER TYPE DESCRIPTION MISC

Página 7

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 15 Revision 1.4 (05-03-07) DATASHEET Note: nMCE is normally asserted except when the

Página 8 - Chapter 3 Pin Tables

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 16 Revision 1.4 (05-03-07) DATASHEET Chapter 7 DC Parameters 7.1 Maximum Guara

Página 9

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 17 Revision 1.4 (05-03-07) DATASHEET PARAMETER SYMBOL MIN TYP MAX UNITS COMMENTS O

Página 10

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 18 Revision 1.4 (05-03-07) DATASHEET PARAMETER SYMBOL MIN TYP MAX UNITS COMME

Página 11 - Chapter 5 Block Diagram

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 19 Revision 1.4 (05-03-07) DATASHEET Chapter 8 AC Specifications Refer to the approp

Página 12 - Chapter 6 Pin Descriptions

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 2 Revision 1.4 (05-03-07) DATASHEET 80 ARKAY DRIVE, HAUPP

Página 13

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 20 Revision 1.4 (05-03-07) DATASHEET Chapter 9 Package Outline Figure 9.1 – 100

Página 14

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 21 Revision 1.4 (05-03-07) DATASHEET Chapter 10 Reference 1. SmartMediaTM Electrica

Página 15

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 22 Revision 1.4 (05-03-07) DATASHEET Chapter 11 GPIO Usage Table Table 11.1 -

Página 16 - Chapter 7 DC Parameters

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 23 Revision 1.4 (05-03-07) DATASHEET Chapter 12 Typical Application Contact SMSC Sal

Página 17

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 3 Revision 1.4 (05-03-07) DATASHEET USB97C242 Revision History PAGE(S) SECTION/FIGURE

Página 18

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 4 Revision 1.4 (05-03-07) DATASHEET TABLE OF CONTENTS REVISION HISTORY ...

Página 19 - Chapter 8 AC Specifications

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 5 Revision 1.4 (05-03-07) DATASHEET Chapter 1 General Description The USB97C242 is a

Página 20 - Chapter 9 Package Outline

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 6 Revision 1.4 (05-03-07) DATASHEET Note: * In order to develop, make, use, or

Página 21 - Chapter 10 Reference

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 7 Revision 1.4 (05-03-07) DATASHEET Chapter 2 Acronyms & Definition 2.1 Acronyms

Página 22 - Chapter 11 GPIO Usage Table

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 8 Revision 1.4 (05-03-07) DATASHEET Chapter 3 Pin Tables Table 3.1 – USB97C242

Página 23

USB 2.0 Flash Drive Controller Datasheet SMSC USB97C242 Page 9 Revision 1.4 (05-03-07) DATASHEET PIN # NAME MA PIN # NAME MA PIN # NAME MA P

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