MR256A08B
FEATURES
32K x 8 MRAM
3.3 Volt power supply
Fast 35 ns read/write cycle
SRAM compatible timing
Native non-volatility
Unlimited read & write endurance
Data always non-volatile for >20 years at temperature
Commercial and industrial temperatures
All products meet MSL-3 moisture sensitivity level
RoHS-Compliant TSOP2, BGA and SOIC packages
48-ball FBGA
BENEFITS
?  One memory replaces FLASH, SRAM, EEPROM and MRAM
in system for simpler, more efficient design
?  Improves reliability by replacing battery-backed SRAM
INTRODUCTION
The MR256A08B is a 262,144-bit magnetoresistive random access
memory (MRAM) device organized as 32,768 words of 8 bits. The
MR256A08B offers SRAM compatible 35ns read/write timing with un-
limited endurance.
44-pin TSOP2
32-pin SOIC
RoHS
Data is always non-volatile for greater than 20-years. Data is automatically protected on
power loss by low-voltage inhibit circuitry to prevent writes with voltage out of specification.
The MR256A08B is the ideal memory solution for applications that must permanently store
and retrieve critical data and programs quickly.
The MR256A08B is available in a small footprint 400-mil, 44-lead plastic small-outline TSOP
type-2 package, an 8 mm x 8 mm, 48-pin ball grid array (BGA) package, or a 32-lead SOIC
package. All package footprints are compatible with similar low-power SRAM products and
other non-volatile RAM products.
The MR256A08B provides highly reliable data storage over a wide range of temperatures.
The product is offered with commercial temperature (0 to +70 °C) and industrial temperature
(-40 to +85 °C) range options.
Copyright ? 2013 Everspin Technologies
1
MR256A08B Rev. 6, 10/2013
相关PDF资料
MR256D08BMA45R IC MRAM 256KB 45NS 48BGA
MR25H10CDF IC MRAM 1MBIT 40MHZ 8DFN
MR25H256CDF IC MRAM 256KBIT 40MHZ 8DFN
MR25H40CDF IC MRAM 4MBIT 40MHZ 8DFN
MR2A08AMYS35R IC MRAM 4MBIT 35NS 44TSOP
MR2A16ATS35CR IC MRAM 4MBIT 35NS 44TSOP
MR2A16AVMA35R IC MRAM 4MBIT 35NS 48BGA
MR4A08BCYS35R IC MRAM 16MBIT 35NS 44TSOP
相关代理商/技术参数
MR256A08BMA35 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256A08BMA35R 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256A08BSO35 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256A08BSO35R 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256A08BYS35 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256A08BYS35R 功能描述:NVRAM 256Kb 3.3V 35ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256D08BMA45 功能描述:NVRAM 256Kb 3.3V 45ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube
MR256D08BMA45R 功能描述:NVRAM 256Kb 3.3V 45ns 32Kx8 Parallel MRAM RoHS:否 制造商:Maxim Integrated 数据总线宽度:8 bit 存储容量:1024 Kbit 组织:128 K x 8 接口类型:Parallel 访问时间:70 ns 电源电压-最大:5.5 V 电源电压-最小:4.5 V 工作电流:85 mA 最大工作温度:+ 70 C 最小工作温度:0 C 封装 / 箱体:EDIP 封装:Tube