WMSIC Electronic Components

BELLING BL24CM2A-PARC BL24CM2A

ModelBL24CM2A-PARC
PackageSOP-8
BrandBELLING
Price Price on request Electronic component prices change quickly with market supply and demand. Please refer to the latest WMSIC quotation for current pricing.
Configuration
1 options
Configuration 25+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
BELLING BL24CM2A-PARC
Type
BELLING
Minimum package
2500 卷

Technical parameters

Electronic Component
Electronic Component
Electronic Component
BELLING
Electronic Component
BL24CM2A-PARC
Electronic Component
1
Package
SOP-8
Electronic Component
EEPROM
Electronic Component
0.23g
Electronic Component
1
Features
Built-in (ECC)
Electronic Component
BM0228724479
Electronic Component
2Mbit
Operating Temperature
40℃~+85℃
Operating Voltage
2.8V~5.5V
Interface Type
I2C
Electronic Component
100
Clock Frequency(fc)
1MHz

For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.

BL24CM2A-PARC(SOP-8)产品概述

一、产品简介

BL24CM2A-PARC 是贝岭(BELLING)推出的一款串行 I2C 接口的非易失性 EEPROM,容量 2 Mbit(262,144 字节),封装为 SOP-8,适用于需要长期稳定存储和频繁写入的嵌入式系统。该器件工作电压范围宽(2.8V~5.5V),工作温度范围 -40℃ 至 +85℃,支持高达 1 MHz 的 I2C 时钟频率,兼顾兼容性与高速通信需求。

主要参数(摘要)

  • 存储容量:2 Mbit(262,144 字节)
  • 接口类型:I2C(最高 fc = 1 MHz)
  • 工作电压:2.8 V ~ 5.5 V
  • 工作温度:-40℃ ~ +85℃
  • 写周期时间(Tw):8 ms(典型/最大写入完成时间)
  • 写周期寿命:1,000,000 次
  • 数据保持(TDR):100 年
  • 封装:SOP-8
  • 品牌:BELLING(贝岭)

二、功能特性与优势

  • 大容量:2 Mbit 容量满足大量配置参数、固件补丁、日志和校准数据的存储需求。
  • 宽电压兼容:2.8V 至 5.5V 的工作电压使其易于与 3.3V 和 5V 系统兼容,简化系统电源设计。
  • 高耐久与长保持期:写入寿命高达 1,000,000 次,数据保持 100 年,适合对可靠性和长期保存有严格要求的应用。
  • 高速 I2C:支持最高 1 MHz 的时钟频率,适用于需要快速读写或多设备总线传输的场景。
  • 标准化封装:SOP-8 封装易于手工焊接和波峰/回流生产,利于量产与替换。

三、典型应用场景

  • 工业控制与自动化:设备配置参数、校准系数和历史记录存储。
  • 仪表与测量设备:长期数据保存与设备标定信息。
  • 消费电子与家电:用户设置、序列号、启动参数等固化数据。
  • 通讯与网络设备:引导参数、设备识别信息、日志备份。
  • 智能终端与医疗设备:要求长期数据完整性和高可靠性的场合。

四、设计与使用建议

  • 电源与去耦:在器件供电端并联 0.1 µF 陶瓷去耦电容,减小瞬态干扰,保证稳定工作。
  • I2C 总线:在 SDA/SCL 上按照系统拓扑配置合适阻值的上拉电阻;若多节点共用总线,注意总线负载和时序完整性。
  • 写入策略:利用页写(若支持)或合并写入以降低总写入次数和总线占用;尽量避免频繁小量写入以延长寿命。
  • 写保护与电源管理:如设计中需高可靠性,建议在外部实现写保护或电源序列控制,防止不当写入或掉电时写操作中断。
  • 参照原厂资料:关于页长、地址映射、器件固定地址或写保护引脚等具体电气时序与封装尺寸,请以贝岭官方数据手册为准。

五、挑选与替代建议

在选择 EEPROM 时,如果系统要求更高的工作温度范围或更紧凑的封装,可考虑同系列或其他厂商产品的扩展型号;若需要更高密度或更低成本的替代方案,也可比较 SPI Flash 或其他 I2C EEPROM 的性能与接口成本差异。对关键设计,建议获取厂家样品并进行写循环、掉电保护与温度应力测试以验证可靠性。

如需更详细的电气特性、时序图、页大小及引脚说明,我可以帮助查找或解析贝岭 BL24CM2A-PARC 的完整数据手册并提供重点说明。

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