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UPD43256BGU-70L-E2 PDF预览

UPD43256BGU-70L-E2

更新时间: 2024-09-15 19:56:07
品牌 Logo 应用领域
日电电子 - NEC 静态存储器光电二极管内存集成电路
页数 文件大小 规格书
24页 309K
描述
Standard SRAM, 32KX8, 70ns, CMOS, PDSO28, 0.450 INCH, PLASTIC, SOP-28

UPD43256BGU-70L-E2 技术参数

生命周期:Transferred包装说明:0.450 INCH, PLASTIC, SOP-28
Reach Compliance Code:unknown风险等级:5.63
Is Samacsys:N最长访问时间:70 ns
JESD-30 代码:R-PDSO-G28长度:18 mm
内存密度:262144 bit内存集成电路类型:STANDARD SRAM
内存宽度:8功能数量:1
端子数量:28字数:32768 words
字数代码:32000工作模式:ASYNCHRONOUS
最高工作温度:70 °C最低工作温度:
组织:32KX8封装主体材料:PLASTIC/EPOXY
封装代码:SOP封装形状:RECTANGULAR
封装形式:SMALL OUTLINE并行/串行:PARALLEL
认证状态:Not Qualified座面最大高度:3 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:1.27 mm
端子位置:DUAL宽度:8.4 mm
Base Number Matches:1

UPD43256BGU-70L-E2 数据手册

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DATA SHEET  
MOS INTEGRATED CIRCUIT  
μPD43256B  
256K-BIT CMOS STATIC RAM  
32K-WORD BY 8-BIT  
Description  
The μPD43256B is a high speed, low power, and 262,144 bits (32,768 words by 8 bits) CMOS static RAM.  
Battery backup is available. And A and B versions are wide voltage operations.  
The μPD43256B is packed in 28-pin PLASTIC DIP, 28-pin PLASTIC SOP and 28-pin PLASTIC TSOP (I) (8 x 13.4 mm).  
Features  
32,768 words by 8 bits organization  
Fast access time: 70, 85, 100, 120 ns (MAX.)  
Low voltage operation (A version: VCC = 3.0 to 5.5 V, B version: VCC = 2.7 to 5.5 V)  
Low VCC data retention: 2.0 V (MIN.)  
/OE input for easy application  
Part number  
Access time  
ns (MAX.)  
Operating supply Operating ambient  
Supply current  
voltage  
V
temperature  
°C  
At operating  
mA (MAX.)  
At standby At data retention  
μA (MAX.)  
μA (MAX.) Note1  
μPD43256B-xxL  
μPD43256B-xxLL  
μPD43256B-Axx  
μPD43256B-Bxx Note2  
70, 85  
4.5 to 5.5  
0 to 70  
45  
50  
15  
3
2
85, 100 Note2, 120 Note2  
100, 120  
3.0 to 5.5  
2.7 to 5.5  
Notes 1. TA 40 °C, VCC = 3.0 V  
2. Access time: 85 ns (MAX.) (VCC = 4.5 to 5.5 V)  
The information in this document is subject to change without notice. Before using this document, please  
confirm that this is the latest version.  
Not all products and/or types are available in every country. Please check with an NEC Electronics  
sales representative for availability and additional information.  
Document No. M10770EJFV0DS00 (15th edition)  
Date Published November 2008  
Printed in Japan  
1990, 1993, 1994  

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