The article introduces the basic character of DDR2 SDRAM based on DDR2 speciation. It compares the differences between DDR and DDR2 speciation and analyzes the future of it.

• 本文根据已有的内存技术标准,主要介绍了DDR2 SDRAM的基本特征,比较其与DDR技术规范的不同,最后分析了DDR2技术的未来发展。