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IS62C256-70T PDF预览

IS62C256-70T

更新时间: 2024-09-18 22:51:43
品牌 Logo 应用领域
美国芯成 - ISSI /
页数 文件大小 规格书
8页 40K
描述
32K x 8 LOW POWER CMOS STATIC RAM

IS62C256-70T 技术参数

是否无铅: 含铅是否Rohs认证: 不符合
生命周期:Obsolete零件包装代码:TSOP
包装说明:TSOP1-28针数:28
Reach Compliance Code:compliantECCN代码:EAR99
HTS代码:8542.32.00.41风险等级:5.76
最长访问时间:70 nsI/O 类型:COMMON
JESD-30 代码:R-PDSO-G28JESD-609代码:e0
长度:11.8 mm内存密度:262144 bit
内存集成电路类型:STANDARD SRAM内存宽度:8
湿度敏感等级:3功能数量:1
端口数量: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
输出特性:3-STATE可输出:YES
封装主体材料:PLASTIC/EPOXY封装代码:TSOP1
封装等效代码:TSSOP28,.53,22封装形状:RECTANGULAR
封装形式:SMALL OUTLINE, THIN PROFILE并行/串行:PARALLEL
峰值回流温度(摄氏度):240电源:5 V
认证状态:Not Qualified座面最大高度:1.2 mm
最大待机电流:0.0002 A最小待机电流:2 V
子类别:SRAMs最大压摆率:0.065 mA
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
端子面层:Tin/Lead (Sn/Pb)端子形式:GULL WING
端子节距:0.55 mm端子位置:DUAL
处于峰值回流温度下的最长时间:20宽度:8 mm
Base Number Matches:1

IS62C256-70T 数据手册

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®
ISSI  
IS62C256  
32K x 8 LOW POWER CMOS STATIC RAM  
FEATURES  
DESCRIPTION  
The ISSI IS62C256 is a low power, 32,768 word by 8-bit  
CMOS static RAM. It is fabricated using ISSI's high-  
performance, low power CMOS technology.  
• Access time: 45, 70 ns  
• Low active power: 200 mW (typical)  
• Low standby power  
WhenCSisHIGH(deselected),thedeviceassumesastandby  
mode at which the power dissipation can be reduced down to  
250 µW (typical) at CMOS input levels.  
— 250 µW (typical) CMOS standby  
— 28 mW (typical) TTL standby  
• Fully static operation: no clock or refresh  
required  
Easy memory expansion is provided by using an active LOW  
ChipSelect(CS)inputandanactiveLOWOutputEnable(OE)  
input. TheactiveLOWWriteEnable(WE)controlsbothwriting  
and reading of the memory.  
• TTL compatible inputs and outputs  
• Single 5V power supply  
The IS62C256 is pin compatible with other 32K x 8 SRAMs in  
plastic SOP or TSOP (Type I) package.  
FUNCTIONAL BLOCK DIAGRAM  
32K X 8  
MEMORY ARRAY  
A0-A14  
DECODER  
VCC  
GND  
I/O  
DATA  
COLUMN I/O  
I/O0-I/O7  
CIRCUIT  
CS  
OE  
WE  
CONTROL  
CIRCUIT  
ISSI reserves the right to make changes to its products at any time without notice in order to improve design and supply the best possible product. We assume no responsibility for any errors which  
may appear in this publication. © Copyright 1999, Integrated Silicon Solution, Inc.  
Integrated Silicon Solution, Inc. — 1-800-379-4774  
SR072-1E  
05/12/99  
1

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