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AT29LV020-20TC PDF预览

AT29LV020-20TC

更新时间: 2024-09-19 22:53:59
品牌 Logo 应用领域
爱特美尔 - ATMEL 闪存存储内存集成电路光电二极管异步传输模式ATM
页数 文件大小 规格书
10页 490K
描述
2 Megabit 256K x 8 3-volt Only CMOS Flash Memory

AT29LV020-20TC 技术参数

是否Rohs认证: 不符合生命周期:Obsolete
零件包装代码:TSOP1包装说明:8 X 20 MM, PLASTIC, MO-142BD, TSOP1-32
针数:32Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8542.32.00.51
风险等级:5.84Is Samacsys:N
最长访问时间:200 ns其他特性:AUTOMATIC WRITE; HARDWARE & SOFTWARE DATA PROTECTION
启动块:BOTTOM/TOP命令用户界面:NO
数据轮询:YESJESD-30 代码:R-PDSO-G32
JESD-609代码:e0长度:18.4 mm
内存密度:2097152 bit内存集成电路类型:FLASH
内存宽度:8湿度敏感等级:3
功能数量:1部门数/规模:1K
端子数量:32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输出特性:3-STATE
封装主体材料:PLASTIC/EPOXY封装代码:TSOP1
封装等效代码:TSSOP32,.8,20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:3.3 V
编程电压:3 V认证状态:Not Qualified
座面最大高度:1.2 mm部门规模:256
最大待机电流:0.00004 A子类别:Flash Memories
最大压摆率:0.015 mA最大供电电压 (Vsup):3.6 V
最小供电电压 (Vsup):3 V标称供电电压 (Vsup):3.3 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:0.5 mm
端子位置:DUAL处于峰值回流温度下的最长时间:30
切换位:YES类型:NOR TYPE
宽度:8 mm最长写入周期时间 (tWC):20 ms
Base Number Matches:1

AT29LV020-20TC 数据手册

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AT29LV020  
Features  
Single Voltage, Range 3V to 3.6V Supply  
3-Volt-Only Read and Write Operation  
Software Protected Programming  
Fast Read Access Time - 200 ns  
Low Power Dissipation  
15 mA Active Current  
20 µA CMOS Standby Current  
Sector Program Operation  
Single Cycle Reprogram (Erase and Program)  
1024 Sectors (256 bytes/sector)  
2 Megabit  
(256K x 8)  
3-volt Only  
CMOS Flash  
Memory  
Internal Address and Data Latches for 256-Bytes  
Two 8 KB Boot Blocks with Lockout  
Fast Sector Program Cycle Time - 20 ms  
Internal Program Control and Timer  
DATA Polling for End of Program Detection  
Typical Endurance > 10,000 Cycles  
CMOS and TTL Compatible Inputs and Outputs  
Commercial and Industrial Temperature Ranges  
Description  
The AT29LV020 is a 3-volt-only in-system Flash programmable and erasable read  
only memory (PEROM). Its 2 megabits of memory is organized as 262,144 bytes by  
8 bits. Manufactured with Atmel’s advanced nonvolatile CMOS technology, the device  
offers access times to 200 ns with power dissipation of just 54 mW over the commer-  
cial temperature range. When the device is deselected, the CMOS standby current is  
less than 20 µA. The device endurance is such that any sector can typically be written  
to in excess of 10,000 times.  
To allow for simple in-system reprogrammability, the AT29LV020 does not require  
high input voltages for programming. Five-volt-only commands determine the opera-  
tion of the device. Reading data out of the device is similar to reading from an  
AT29LV020  
(continued)  
Pin Configurations  
Pin Name Function  
A0 - A17  
CE  
Addresses  
Chip Enable  
Output Enable  
Write Enable  
OE  
WE  
I/O0 - I/O7 Data Inputs/Outputs  
NC  
No Connect  
PLCC Top View  
TSOP Top View  
Type 1  
0565A  
4-73  

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