W9425G6JB中文资料双倍数据传输速率同步动态随机存取内存数据手册Winbond规格书

描述 Description

The W9425G6JB is a 256M DDR SDRAM and speed involving -5/-5I

特性 Features

•2.5V ±0.2V Power Supply
• Double Data Rate architecture; two data transfers per clock cycle
• DQS is edge-aligned with data for Read; center-aligned with data for Write
• Burst Length: 2, 4 and 8
• Precharged Power Down and Active Power Down
• Write Latency = 1
• Maximum burst refresh cycle: 8
• Package:TFBGA 60 Ball,RoHS compliant