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ADI/LINEAR DS2431P+T&R DS2431P
Configuration
1 options
Configuration
25+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR DS2431P+T&R
- Type
- ADI/LINEAR
- Minimum package
- 4000 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- DS2431P+T&R
- Electronic Component
- 1
- Package
- TSOC-6
- Electronic Component
- EEPROM
- Electronic Component
- 0.15g
- Electronic Component
- 1
- Electronic Component
- BM0258699841
- Electronic Component
- 1Kbit
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 2.8V~5.25V
- Interface Type
- Bus
- Electronic Component
- 20
- Electronic Component
- Electronic Component
- Electronic Component
- 4000
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
DS2431P+T&R 产品概述
一、产品简介
DS2431P 是 ADI（原 Linear/Dallas）系列 1-Wire EEPROM 器件，容量为 1024-bit（128 字节），封装为 TSOC-6，并以 +T&R（卷盘）形式供货。器件通过单总线（1-Wire）通讯，便于在空间和线缆受限的系统中实现非易失性数据存储与唯一设备识别。适合存放校准参数、序列号、配置字以及少量日志数据。
二、核心参数
- 存储容量：1024-bit（128 字节）
- 接口类型：单总线（1-Wire）
- 工作电压：2.8 V ～ 5.25 V
- 数据保持（TDR）：40 年（典型）
- 写周期寿命：20 万次（典型）
- 工作温度范围：-40 ℃ ～ +85 ℃
- 封装：TSOC-6
- 供应形式：+T&R（Tape & Reel）
三、主要特性
- 单线接口，主控器（Master）通过一根数据线完成寻址、读写与供电通信，节省 PCB 引脚与布线成本。
- 非挥发性 EEPROM，支持长期数据保持（约 40 年）与高耐久写入（约 200,000 次），适合频繁更新的参数存储。
- 128 字节容量适合存储设备 ID、校准常数、配置表和小型日志。
- 宽工作电压范围（2.8–5.25 V），兼容多种电源方案与逻辑电平。
- 工业级温度范围（-40 ℃ 至 +85 ℃），适合工业与嵌入式应用环境。
- TSOC-6 小外形，利于空间受限设计和自动化贴装。
四、典型应用
- 工业控制器与传感器的校准和配置存储
- 设备唯一序列号与资产管理标识
- 医疗器械、仪表与路由器等产品的参数保存
- POS、消费电子与安全门禁系统的非易失性配置
- 智能计量、通讯模块与嵌入式系统中少量数据的长期保存
五、封装与可靠性
DS2431P 提供 TSOC-6 封装，适合自动贴装（SMT）工艺，并通过 +T&R 卷带形式供应，便于生产线直接进料。器件的长期数据保持与高写入耐久性满足工业级可靠性要求，可在恶劣环境下稳定运行。
六、设计与使用建议
- 1-Wire 总线需要主控器（Master）实现标准时序并提供适当的上拉电阻，建议按系统总线长度与节点数选取合适阻值以保证信号完整性。
- 在写入前做好数据校验与备份策略，以延长器件寿命并防止意外写入造成数据损坏。
- 由于 EEPROM 有有限写周期，建议对频繁更新的数据进行写分散或采用循环日志策略。
- 在多器件总线上，利用每片器件的唯一 64-bit ROM 地址进行寻址管理，方便扩展与追踪。
七、采购与型号说明
型号示例：DS2431P+T&R（TSOC-6，卷带供货）。建议在采购时确认器件为 ADI 正式授权渠道产品并索取完整数据手册与可靠性文件，以满足设计验证及生产质量管理需要。
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