
V
RC
4373
For literature, call toll-free 7 a.m. to 6 p.m. Pacific time:
1-800-366-9782
or FAX your request to:
1-800-729-9288
NEC Electronics Inc.
CORPORATE HEADQUARTERS
1997 NEC Electronics Inc./Printed in U.S.A.
U12927EU1V0PB00
No part of this document may be copied or reproduced in any form or by any means without the prior written consent of NEC
Electronics Inc. (NECEL). The information in this document is subject to change without notice. ALL DEVICES SOLD BY
NECEL ARE COVERED BY THE PROVISIONS APPEARING IN NECEL TERMS AND CONDITIONS OF SALES ONLY.
INCLUDING THE LIMITATION OF LIABILITY, WARRANTY, AND PATENT PROVISIONS. NECEL makes no warranty,
express, statutory, implied or by description, regarding information set forth herein or regarding the freedom of the described
devices from patent infringement. NECEL assumes no responsibility for any errors that may appear in this document. NECEL
makes no commitments to update or to keep current information contained in this document. The devices listed in this
document are not suitable for use in applications such as, but not limited to, aircraft control systems, aerospace equipment,
submarine cables, nuclear reactor control systems and life support systems. “Standard” quality grade devices are
recommended for computers, office equipment, communication equipment, test and measurement equipment, machine tools,
industrial robots, audio and visual equipment, and other consumer products. For automotive and transportation equipment,
traffic control systems, anti-disaster and anti-crime systems, it is recommended that the customer contact the responsible
NECEL salesperson to determine the reliability requirements for any such application and any cost adder. NECEL does not
recommend or approve use of any of its products in life support devices or systems or in any application where failure could
result in injury or death. If customers wish to use NECEL devices in applications not intended by NECEL, customer must
contact the responsible NECEL sales people to determine NECEL’s willingness to support a given application.
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DMA Controller
Block transfers between memory and PCI
8-word (32-byte) buffer
Two sets of control registers for chained operation
Unaligned transfers at maximum PCI bandwidth
A maximum of 1 megabit of data can be transferred
Boot ROM
Up to 16 MB of boot ROM
ROM address/data lines multiplexed on DRAM data lines
Write protection
V
RC
4373 can also boot from SIMM