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ADI/LINEAR DS3232MZ+TRL DS3232MZ
Configuration
1 options
Configuration
26+
Available for RFQ
Technical data
Product details
19
specifications
Core information
- Product name
- ADI(Analog Devices) / LINEAR DS3232MZ+TRL
- Type
- ADI/LINEAR
- Minimum package
- 2500 圆盘
Technical parameters
- Electronic Component
- Electronic Component
- Electronic Component
- ADI(Analog Devices) / LINEAR
- Electronic Component
- DS3232MZ+TRL
- Electronic Component
- 1
- Package
- SO-8
- Electronic Component
- Real-Time Clock (RTC)
- Electronic Component
- 0.132g
- Electronic Component
- 1
- Features
- Power Management and Battery;; SRAM / NVRAM;; Output
- Electronic Component
- BM0264482263
- Operating Temperature
- 40℃~+85℃
- Operating Voltage
- 2.3V~4.5V
- Operating Current
- 250uA
- Interface Type
- I2C
- Crystal Oscillator Type
- Built-in
- Output
- Electronic Component
For datasheets, package documents, compatible-part guidance, or other technical resources, contact WMSIC customer service. Availability is confirmed case by case.
DS3232MZ+TRL高精度实时时钟（RTC）产品概述
DS3232MZ+TRL是亚德诺半导体（ADI）旗下LINEAR系列的工业级高精度实时时钟芯片，专为需要长期稳定计时、低功耗运行及电池备份的场景设计。凭借宽电压兼容、极低静态功耗和内置温度补偿晶振，该芯片在工业控制、消费电子、医疗设备等领域具备高适配性。
一、核心定位与核心优势
作为集成度高的RTC器件，DS3232MZ+TRL的核心优势集中在三点：
- 高可靠性计时：内置高精度温度补偿晶振（TCXO），避免外部晶振受温度、振动影响导致的计时偏差；
- 低功耗设计：动态工作电流仅250μA，静态电流低至100nA，支持纽扣电池（如CR2032）长期供电（可达数年）；
- 紧凑集成：SO-8小封装整合时钟/日历、闹钟、236字节非易失性存储及电池备份，减少系统BOM成本。
二、关键性能参数解析
参数 规格值 实际意义 接口类型 I2C串行接口 与主流MCU（STM32、ATmega等）兼容，通信简单 工作电压范围 2.3V ~ 4.5V 兼容3.3V/5V系统，无需额外电平转换 动态工作电流 250μA（典型值） 正常计时时功耗极低，不影响系统整体功耗 静态电流（Iq） 100nA（典型值） 掉电后电池供电的核心功耗，决定电池寿命 工作温度范围 -40℃ ~ +85℃ 覆盖工业级环境，适应高低温场景 内置晶振 支持 无需外部晶振及匹配电容，简化PCB设计 非易失性存储容量 236字节 可存时钟参数、闹钟设置及用户自定义数据三、主要功能特性说明
1. 全参数时钟与日历
支持年（00-99）、月、日、星期、时（12/24小时制切换）、分、秒全维度计时，内置自动闰年补偿（2000-2099年），无需软件额外处理日期转换。
2. 可编程闹钟与中断
提供多模式闹钟功能，可设置单次/重复触发（按秒、分、时、日、星期），输出引脚为开漏模式，直接连接MCU中断引脚，及时响应时间事件。
3. 电池备份机制
主电源掉电时自动切换至备份电池，静态电流仅100nA，确保计时连续不中断；非易失性存储中的时钟、闹钟及用户数据可长期保存。
4. I2C通信与地址配置
采用标准I2C接口，支持100kHz/400kHz速率；通过硬件引脚可选择8个不同地址，避免多器件通信冲突，适配混合I2C设备系统。
四、典型应用场景
DS3232MZ+TRL的特性使其适用于以下场景：
- 工业控制：PLC、数据记录仪、工业传感器节点（需长期稳定计时）；
- 消费电子：智能门锁、智能手表、智能家居网关（电池供电+掉电计时）；
- 医疗设备：监护仪、血糖仪、输液泵（需准确时间戳记录数据）；
- 便携式仪器：手持示波器、环境监测仪（低功耗+电池备份）。
五、封装与可靠性设计
采用SO-8贴片封装，尺寸紧凑（5.2mm×4.0mm），适合高密度PCB布局；宽温范围覆盖-40℃~+85℃，满足工业级环境要求；内置晶振减少外部元件，降低系统故障率。
六、使用注意事项
- 备份电池：需外接3V纽扣电池（如CR2032），注意正负极连接，避免反接损坏；
- 地址配置：通过AD0/AD1引脚设置I2C地址，确保与系统其他I2C设备不冲突；
- 存储利用：236字节非易失性存储可备份关键参数（校准值、用户设置），无需额外EEPROM；
- 初始化：首次上电需通过I2C写入初始时间，之后自动运行。
该芯片以高性价比、高可靠性成为多计时场景的优选方案，适配各类需要长期稳定计时的系统设计。
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