Model & package intelligence
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BELLING BL24C04F-SFRC BL24C04F
Configuration
1 options
Configuration
24+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- BELLING BL24C04F-SFRC
- Type
- BELLING
- Minimum package
- 3000 卷
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- BELLING
- Electronic Component
- BL24C04F-SFRC
- Electronic Component
- 1
- Package
- TSSOP-8
- Electronic Component
- EEPROM
- Electronic Component
- 0.198g
- Electronic Component
- 1
- Electronic Component
- BM0230029840
- Electronic Component
- 4Kbit
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 1.7V~5.5V
- Interface Type
- I2C
- Electronic Component
- 100
- Clock Frequency(fc)
- 1MHz
- Electronic Component
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
BL24C04F‑SFRC 产品概述
一、产品简介
BL24C04F‑SFRC 是贝岭（BELLING）推出的一款小容量串行 EEPROM，封装为 TSSOP‑8，容量为 4Kbit（等同于 512 字节，通常组织为 512 × 8）。器件采用 I2C 双线接口，最大时钟频率可达 1MHz，适用于对非易失性参数、配置与校准数据的长期保存与频繁读取场景。
二、主要电气与可靠性参数
- 接口类型：I2C，兼容常见主控器件与总线拓扑；支持高达 1MHz（Fast‑mode Plus）。
- 存储容量：4Kbit（512 字节）。
- 工作电压：1.7V ～ 5.5V，覆盖低压与通用电源场景，适合电池供电与多电压系统。
- 写周期时间（Tw）：3ms（典型），写操作完成前需等待或采用应答轮询确认写入完成。
- 写周期寿命：1,000,000 次（高耐久）。
- 数据保留（TDR）：100 年（典型）。
- 工作温度：-40℃ ～ +85℃，满足工业级温度需求。
- 封装：TSSOP‑8，体积小、便于自动贴装与回流焊接。
三、典型应用
- 工业控制与传感器配置参数存储；
- 物联网设备、可穿戴与电池供电产品的校准与用户设置保存；
- 仪表与抄表系统中的事件或计数备份；
- 消费电子、嵌入式系统中的固件外设参数保存与恢复。
四、设计与使用建议
- I2C 总线：为保证 1MHz 工作应采用合适上拉电阻，阻值取决于总线电容与线长；在高速与较大总线电容条件下，上拉电阻典型取 1kΩ～4.7kΩ。
- 电源与去耦：在 VCC 处加 0.1µF 陶瓷去耦电容，靠近器件引脚布局，以抑制瞬态干扰。
- 写操作管理：写入后需等待 Tw（约 3ms）或采用器件应答（ACK）轮询确认写完成，避免在写周期中断电或重复写入。
- 数据保持与寿命：虽然器件提供高达 100 年的数据保留与百万次写入寿命，仍建议对频繁写入数据采用磨损均衡策略或使用 RAM+备份机制以延长系统整体可靠性。
- 焊接与可靠性：TSSOP‑8 支持标准回流工艺，焊盘与丝印按厂家推荐封装图放样，确保长时间可靠连接。
五、选型要点与总结
BL24C04F‑SFRC 在低压兼容、工业温度范围、高耐久与长数据保留方面具备明显优势，适合需要小容量、可靠非易失性存储的应用场景。设计时重点关注 I2C 总线上拉阻、写周期管理与合理的电源去耦，可充分发挥其长期稳定存储能力。若需更大容量或更高温度等级，可根据系统需求选择贝岭其它系列产品。
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