ORDER NUMBER(S):

SCH5617-NS for 128 pin, QFP Lead-Free RoHS Compliant Package

Desktop System Controller Hub with Advanced, 8051µC-Based Auto Fan Control

Revision 0.5 (05-29-07)

2

SMSC SCH5617

PRODUCT PREVIEW

80 ARKAY DRIVE, HAUPPAUGE, NY 11788 (631) 435-6000, FAX (631) 273-3123

Copyright © 2007 SMSC or its subsidiaries. All rights reserved.

Circuit diagrams and other information relating to SMSC products are included as a means of illustrating typical applications. Consequently, complete information sufficient for

construction purposes is not necessarily given. Although the information has been checked and is believed to be accurate, no responsibility is assumed for inaccuracies. SMSC

reserves the right to make changes to specifications and product descriptions at any time without notice. Contact your local SMSC sales office to obtain the latest specifications

before placing your product order. The provision of this information does not convey to the purchaser of the described semiconductor devices any licenses under any patent

rights or other intellectual property rights of SMSC or others. All sales are expressly conditional on your agreement to the terms and conditions of the most recently dated

version of SMSC's standard Terms of Sale Agreement dated before the date of your order (the "Terms of Sale Agreement"). The product may contain design defects or errors

known as anomalies which may cause the product's functions to deviate from published specifications. Anomaly sheets are available upon request. SMSC products are not

designed, intended, authorized or warranted for use in any life support or other application where product failure could cause or contribute to personal injury or severe property

damage. Any and all such uses without prior written approval of an Officer of SMSC and further testing and/or modification will be fully at the risk of the customer. Copies of

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Multi-Mode™ Parallel Port with ChiProtect™

Compatible Bi-directional Parallel Port

— Enhanced Parallel Port (EPP) Compatible - EPP 1.7

and EPP 1.9 (IEEE 1284 Compliant)

— IEEE 1284 Compliant Enhanced Capabilities Port

(ECP)

— ChiProtect Circuitry for Protection

— 960 Address, Up to 15 IRQ and Four DMA Options

LPC Interface

— Multiplexed Command, Address and Data Bus

— Serial IRQ Interface Compatible with Serialized IRQ

Support for PCI Systems

— PME Interface

1.8 Volt Low Power Core Operation

3.3 Volt I/O

128 Pin QFP Lead-Free RoHS Compliant Package