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W9464G6JH PDF预览

W9464G6JH

更新时间: 2024-02-23 08:46:33
品牌 Logo 应用领域
华邦 - WINBOND 动态存储器双倍数据速率
页数 文件大小 规格书
52页 987K
描述
1M ? 4 BANKS ? 16 BITS DDR SDRAM

W9464G6JH 技术参数

生命周期:Obsolete零件包装代码:TSSOP
包装说明:TSOP2,针数:66
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.32.00.02风险等级:5.7
访问模式:FOUR BANK PAGE BURST最长访问时间:0.75 ns
其他特性:AUTO/SELF REFRESHJESD-30 代码:R-PDSO-G66
长度:22.22 mm内存密度:67108864 bit
内存集成电路类型:DDR DRAM内存宽度:16
功能数量:1端口数量:1
端子数量:66字数:4194304 words
字数代码:4000000工作模式:SYNCHRONOUS
最高工作温度:70 °C最低工作温度:
组织:4MX16封装主体材料:PLASTIC/EPOXY
封装代码:TSOP2封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE认证状态:Not Qualified
座面最大高度:1.2 mm自我刷新:YES
最大供电电压 (Vsup):2.7 V最小供电电压 (Vsup):2.3 V
标称供电电压 (Vsup):2.5 V表面贴装:YES
技术:CMOS温度等级:COMMERCIAL
端子形式:GULL WING端子节距:0.65 mm
端子位置:DUAL宽度:10.16 mm
Base Number Matches:1

W9464G6JH 数据手册

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W9464G6JH  
1M 4 BANKS 16 BITS DDR SDRAM  
Table of Contents-  
1.  
2.  
3.  
4.  
5.  
6.  
7.  
GENERAL DESCRIPTION ......................................................................................................... 4  
FEATURES................................................................................................................................. 4  
KEY PARAMETERS ................................................................................................................... 5  
PIN CONFIGURATION............................................................................................................... 6  
PIN DESCRIPTION..................................................................................................................... 7  
BLOCK DIAGRAM ...................................................................................................................... 8  
FUNCTIONAL DESCRIPTION.................................................................................................... 9  
7.1  
7.2  
Power Up Sequence....................................................................................................... 9  
Command Function ...................................................................................................... 10  
7.2.1  
Bank Activate Command ........................................................................... 10  
Bank Precharge Command........................................................................ 10  
Precharge All Command............................................................................ 10  
Write Command......................................................................................... 10  
Write with Auto-precharge Command........................................................ 10  
Read Command......................................................................................... 10  
Read with Auto-precharge Command ....................................................... 10  
Mode Register Set Command.................................................................... 11  
Extended Mode Register Set Command ................................................... 11  
No-Operation Command............................................................................ 11  
Burst Read Stop Command....................................................................... 11  
Device Deselect Command ....................................................................... 11  
Auto Refresh Command ............................................................................ 11  
Self Refresh Entry Command .................................................................... 12  
Self Refresh Exit Command....................................................................... 12  
Data Write Enable /Disable Command...................................................... 12  
7.2.2  
7.2.3  
7.2.4  
7.2.5  
7.2.6  
7.2.7  
7.2.8  
7.2.9  
7.2.10  
7.2.11  
7.2.12  
7.2.13  
7.2.14  
7.2.15  
7.2.16  
7.3  
7.4  
7.5  
7.6  
7.7  
7.8  
7.9  
Read Operation............................................................................................................. 12  
Write Operation............................................................................................................. 13  
Precharge ..................................................................................................................... 13  
Burst Termination.......................................................................................................... 13  
Refresh Operation......................................................................................................... 13  
Power Down Mode ....................................................................................................... 14  
Input Clock Frequency Change during Precharge Power Down Mode........................ 14  
7.10 Mode Register Operation.............................................................................................. 14  
Publication Release Date: Oct. 20, 2011  
- 1 -  
Revision A02  

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