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AT28C040-25FL PDF预览

AT28C040-25FL

更新时间: 2024-01-19 02:13:02
品牌 Logo 应用领域
爱特美尔 - ATMEL 可编程只读存储器
页数 文件大小 规格书
12页 335K
描述
EEPROM, 512KX8, 250ns, Parallel, CMOS, CDFP32, BOTTOM BRAZED, CERAMIC, MO-115, FP-32

AT28C040-25FL 技术参数

是否无铅:不含铅是否Rohs认证:符合
生命周期:Transferred零件包装代码:DFP
包装说明:DFP,针数:32
Reach Compliance Code:compliantECCN代码:3A991.B.1.B.1
HTS代码:8542.32.00.51风险等级:5.39
Is Samacsys:N最长访问时间:250 ns
其他特性:AUTOMATIC WRITEJESD-30 代码:R-CDFP-F32
JESD-609代码:e3长度:20.85 mm
内存密度:4194304 bit内存集成电路类型:EEPROM
内存宽度:8湿度敏感等级:1
功能数量:1端子数量:32
字数:524288 words字数代码:512000
工作模式:ASYNCHRONOUS最高工作温度:70 °C
最低工作温度:组织:512KX8
输出特性:3-STATE封装主体材料:CERAMIC, METAL-SEALED COFIRED
封装代码:DFP封装形状:RECTANGULAR
封装形式:FLATPACK并行/串行:PARALLEL
峰值回流温度(摄氏度):260编程电压:5 V
认证状态:Not Qualified座面最大高度:3.05 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
端子面层:MATTE TIN端子形式:FLAT
端子节距:1.27 mm端子位置:DUAL
处于峰值回流温度下的最长时间:40宽度:12.2 mm
最长写入周期时间 (tWC):10 msBase Number Matches:1

AT28C040-25FL 数据手册

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Features  
Read Access Time - 200 ns  
Automatic Page Write Operation  
– Internal Address and Data Latches for 256 Bytes  
– Internal Control Timer  
Fast Write Cycle Time  
– Page Write Cycle Time - 10 ms Maximum  
– 1 to 256 Byte Page Write Operation  
Low Power Dissipation  
– 80 mA Active Current  
Hardware and Software Data Protection  
DATA Polling for End of Write Detection  
High Reliability CMOS Technology  
– Endurance: 10,000 Cycles  
– Data Retention: 10 Years  
Single 5V ± 10% Supply  
4-Megabit  
(512K x 8)  
Paged E2PROM  
CMOS and TTL Compatible Inputs and Outputs  
JEDEC Approved Byte-Wide Pinout  
AT28C040  
Description  
The AT28C040 is a high-performance electrically erasable and programmable read  
only memory (E2PROM). Its 4 megabits of memory is organized as 524,288 words by  
8 bits. Manufactured with Atmel's advanced nonvolatile CMOS technology, the device  
offers access times to 200 ns with power dissipation of just 440 mW.  
(continued)  
Pin Configurations  
Pin Name  
A0 - A18  
CE  
Function  
Addresses  
Chip Enable  
Output Enable  
Write Enable  
Data Inputs/Outputs  
No Connect  
OE  
WE  
I/O0 - I/O7  
NC  
AT28C040 4-  
Megabit (512K x  
8) Paged  
E2PROM  
SIDE BRAZE,  
FLATPACK  
Top View  
LCC  
Top View  
Rev. 0542B–04/98  

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