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ADI/LINEAR DS2401+ DS2401
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
18
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR DS2401+
- Type
- ADI/LINEAR
- Minimum package
- 2000 袋
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- DS2401+
- Electronic Component
- 1
- Package
- TO-92-3
- Electronic Component
- Authentication / Encryption IC
- Electronic Component
- 0.224g
- Electronic Component
- 1
- Features
- ID
- Electronic Component
- BM0265132140
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 2.8V~6V
- Interface Type
- 1-Wire
- Electronic Component
- Electronic Component
- Electronic Component
- 2000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
DS2401+ 产品概述
一、产品简介
DS2401+ 是来自 ADI/LINEAR 的硅序列号器件，采用三脚 TO-92 封装，基于 1-Wire 总线通信。器件在制造时内置唯一的 ROM 代码（64 位格式：8 位族码 + 48 位序列号 + 8 位 CRC），为每一片芯片提供全球唯一的标识。工作电压范围为 2.8V 至 6V，工作温度范围为 -40℃ 至 +85℃，适用于对唯一ID、简易识别或追溯有要求的多种应用场景。
二、主要特性
- 接口：1-Wire（单线总线，数据线需上拉）
- 唯一 ID：64 位 ROM 代码，含 CRC 校验，确保读出数据完整性
- 电源：工作电压 2.8V ~ 6V，兼容常见 3.3V / 5V 系统
- 温度范围：-40℃ ~ +85℃，满足工业级温度要求
- 封装：TO-92-3，便于穿孔安装和手工焊接
- 低功耗设计，适合嵌入式与电池供电系统（具体功耗请参照器件数据手册）
三、引脚说明（概念性）
- VDD：电源正极（2.8V~6V）
- DQ：1-Wire 双向数据线（开漏/开集电极输出，需外部上拉电阻）
- GND：地
注：为保证总线稳定，典型上拉电阻在 5V 系统常用 4.7kΩ；在 3.3V 系统可采用更大阻值。具体值请根据总线长度、从设备数量和上拉时间常数调整并参照数据手册。
四、应用场景
- 设备唯一序列号和出厂识别（资产管理、序列追踪）
- PCB/模块识别（装配线自动识别、固件绑定）
- 防伪与鉴权（硬件唯一标识）
- 仓储与物流管理、设备生命周期管理
- 低成本单点标识需求的嵌入式系统
五、设计与集成建议
- 1-Wire 总线为主从结构，主控端需实现 1-Wire 协议时序；若有多个从设备，建议对总线拓扑和线长进行仿真与测试。
- 使用外部上拉电阻并考虑寄生电源模式的稳定性。若系统对可靠性要求高，建议采用独立电源而非寄生供电。
- 在 PCB 布线时尽量缩短数据线，避免长线引入干扰。对于多点布线，使用星形或集中点上拉以优化信号完整性。
- TO-92 为穿孔封装，适合手工或波峰焊接，焊接温度与时间应符合器件可靠性要求，避免长时间高温。
六、包装与质量
产品常见以袋装（Bag）供货，便于批量领用。器件在出厂时已植入唯一 ID，适合需要批次可追溯与序列化管理的生产流程。建议在接收时注意静电防护并在可控环境下存储和装配。
七、可靠性与合规
DS2401+ 提供工业温度等级，适合较严苛环境使用。在关键应用中，建议依据数据手册进行 ESD、防护及环境应力测试，并在系统中增加读码校验与重试机制以提高可靠性。
总结：DS2401+ 以其简单的 1-Wire 接口、工业级工作范围和全球唯一的序列号特性，为需要硬件唯一标识和低成本识别方案的产品提供了易于集成且可靠的解决方案。实际设计时请参考官方数据手册，按应用需求调整上拉、布线与电源方案。
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