AT49BV040B-JU

AT49BV040B-JU图片1
AT49BV040B-JU图片2
AT49BV040B-JU概述

NOR闪存 4M 2.7V BOTTOM BOOT - 3V/5V 4M PKG

Description

The AT49BV040B is a 2.7V to 5.5V in-system reprogrammable Flash Memory. 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 an access time of 70 ns VCC= 2.7V to 3.6V and an access time of 55 ns VCC= 4.5V to 5.5V. The power dissipation over the industrial temperature range with VCC= 2.7V to 3.6V is 72 mW and is 110 mW with VCC= 4.5V to 5.5V.

Features

• Single Supply for Read and Write: 2.7V to 5.5V

• Fast Read Access Time – 70 ns VCC= 2.7V to 3.6V; 55 ns VCC= 4.5V to 5.5V

• Internal Program Control and Timer

• Flexible Sector Architecture

– One 16K Bytes Boot Sector with Programming Lockout

– Two 8K Bytes Parameter Sectors

– Eight Main Memory Sectors One 32K Bytes, Seven 64K Bytes

• Fast Erase Cycle Time – 8 Seconds

• Byte-by-Byte Programming – 10 µs/Byte Typical

• Hardware Data Protection

• DATAPolling or Toggle Bit for End of Program Detection

• Low Power Dissipation

– 20 mA Active Current

– 25 µA CMOS Standby Current for VCC= 2.7V to 3.6V

– 30 µA CMOS Standby Current for VCC= 4.5V to 5.5V

• Minimum 100,000 Write Cycles

AT49BV040B-JU中文资料参数规格
技术参数

电源电压DC 5.00 V, 5.50 V max

时钟频率 70.0 GHz

存取时间 70 ns

内存容量 4000000 B

工作温度Max 85 ℃

工作温度Min -40 ℃

封装参数

安装方式 Surface Mount

引脚数 32

封装 PLCC-32

外形尺寸

封装 PLCC-32

物理参数

工作温度 -40℃ ~ 85℃

其他

产品生命周期 Obsolete

包装方式 Tube

符合标准

RoHS标准 RoHS Compliant

含铅标准 Lead Free

海关信息

ECCN代码 EAR99

数据手册

在线购买AT49BV040B-JU
型号: AT49BV040B-JU
制造商: ATMEL 爱特美尔
描述:NOR闪存 4M 2.7V BOTTOM BOOT - 3V/5V 4M PKG
替代型号AT49BV040B-JU
型号/品牌 代替类型 替代型号对比

AT49BV040B-JU

ATMEL 爱特美尔

当前型号

当前型号

AT49F040-70JI

爱特美尔

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AT49BV040B-JU和AT49F040-70JI的区别

AT49LV040-12JC

爱特美尔

类似代替

AT49BV040B-JU和AT49LV040-12JC的区别

AT49F040A-70JI

爱特美尔

类似代替

AT49BV040B-JU和AT49F040A-70JI的区别

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