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ddr2布线技巧

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ddr2布线技巧
Signal Integrity and PCB layout considerations
for DDR2-800 Mb/s and DDR3 Memories

Fidus Systems Inc.
900, Morrison Drive, Ottawa, Ontario, K2H 8K7, Canada
Chris Brennan, Cristian Tudor, Eric Schroeter, Heike Wunschmann, and Syed Bokhari
Session # 8.13
Abstract
The paper addresses the challenge of meeting Signal Integrity (SI) and Power Integrity (PI) requirements of
Printed Circuit Boards (PCBs) containing Double Data Rate 2 (DDR2) memories. The emphasis is on low layer
count PCBs, typically 4-6 layers using conventional technology. Some design guidelines have been provided.



1. Introduction
DDR2 usage is common today wit……
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ddr2布线技巧
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