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MSM548262-60JS PDF预览

MSM548262-60JS

更新时间: 2024-01-11 14:36:27
品牌 Logo 应用领域
冲电气 - OKI 内存集成电路光电二极管动态存储器
页数 文件大小 规格书
37页 459K
描述
262,144-Word x 8-Bit Multiport DRAM

MSM548262-60JS 技术参数

生命周期:Transferred零件包装代码:TSOP2
包装说明:TSOP2,针数:44
Reach Compliance Code:unknownECCN代码:EAR99
HTS代码:8542.32.00.02风险等级:5.56
访问模式:FAST PAGE最长访问时间:60 ns
其他特性:RAS ONLY/CAS BEFORE RAS/HIDDEN REFRESH; 512 X 8 SAM PORTJESD-30 代码:R-PDSO-G40
长度:18.41 mm内存密度:2097152 bit
内存集成电路类型:VIDEO DRAM内存宽度:8
功能数量:1端口数量:2
端子数量:40字数:262144 words
字数代码:256000工作模式:ASYNCHRONOUS
最高工作温度:70 °C最低工作温度:
组织:256KX8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最大供电电压 (Vsup):5.5 V
最小供电电压 (Vsup):4.5 V标称供电电压 (Vsup):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:0.8 mm端子位置:DUAL
宽度:10.16 mmBase Number Matches:1

MSM548262-60JS 数据手册

 浏览型号MSM548262-60JS的Datasheet PDF文件第2页浏览型号MSM548262-60JS的Datasheet PDF文件第3页浏览型号MSM548262-60JS的Datasheet PDF文件第4页浏览型号MSM548262-60JS的Datasheet PDF文件第5页浏览型号MSM548262-60JS的Datasheet PDF文件第6页浏览型号MSM548262-60JS的Datasheet PDF文件第7页 
E2L0016-17-Y1  
This version: Jan. 1998  
Previous version: Dec. 1996  
¡ Semiconductor  
MSM548262  
262,144-Word ¥ 8-Bit Multiport DRAM  
DESCRIPTION  
The MSM548262 is a 2-Mbit CMOS multiport DRAM composed of a 262,144-word by 8-bit  
dynamic RAM, and a 512-word by 8-bit SAM. Its RAM and SAM operate independently and  
asynchronously.  
It supports three types of operations: random access to RAM port, high speed serial access to  
SAM port, and bidirectional transfer of data between any selected row in the RAM port and the  
SAM port. In addition to the conventional multiport DRAM operating modes, the MSM548262  
features block write, flash write functions on the RAM port and a split data transfer capability  
on the SAM port. The SAM port requires no refresh operation because it uses static CMOS flip-  
flops.  
FEATURES  
RAS only refresh  
• Single power supply: 5 V ±10%  
• Full TTL compatibility  
• Multiport organization  
RAM : 256K word ¥ 8 bits  
SAM : 512 word ¥ 8 bits  
• Fast page mode  
CAS before RAS refresh  
• Hidden refresh  
• Serial read/write  
• 512 tap location  
• Bidirectional data transfer  
• Split transfer  
• Write per bit  
• Masked write transfer  
• Refresh: 512 cycles/8 ms  
• Masked flash write  
• Masked block write  
• Package options:  
40-pin 400 mil plastic SOJ  
(SOJ40-P-400-1.27)  
(Product : MSM548262-xxJS)  
44/40-pin 400 mil plastic TSOP (Type II)(TSOPII44/40-P-400-0.80-K)(Product : MSM548262-xxTS-K)  
xx indicates speed rank.  
PRODUCT FAMILY  
Access Time  
Cycle Time  
RAM SAM  
Power Dissipation  
Family  
MSM548262-60  
RAM  
60 ns  
70 ns  
80 ns  
SAM  
Operating  
Standby  
8 mA  
17 ns 120 ns 22 ns  
17 ns 140 ns 22 ns  
20 ns 150 ns 25 ns  
140 mA  
130 mA  
120 mA  
MSM548262-70  
MSM548262-80  
8 mA  
8 mA  
1/37  

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