WMSIC Electronic Components

XBLW PCF8563MDTR

ModelPCF8563MDTR(XBLW)
PackageMSOP-8
BrandXBLW
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 26+

Available for RFQ

Technical data

Product details

19 specifications

Core information

Product name
XBLW PCF8563MDTR(XBLW)
Type
XBLW
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
XBLW
Electronic Component
PCF8563MDTR(XBLW)
Electronic Component
1
Package
MSOP-8
Electronic Component
Real-Time Clock (RTC)
Electronic Component
0.056g
Electronic Component
1
Features
Programmable Clock Output; Output
Electronic Component
BM0265609057
Operating Temperature
40℃~+70℃
Operating Voltage
2.5V~5.5V
Operating Current
800uA
Interface Type
I2C
Crystal Oscillator Type
Electronic Component
Output
Electronic Component

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

PCF8563MDTR(芯伯乐XBLW)实时时钟芯片产品概述

一、产品定位与核心价值

PCF8563MDTR是芯伯乐(XBLW)针对低功耗、宽温适应性场景推出的I2C接口实时时钟(RTC)芯片,继承经典PCF8563架构的稳定性,同时优化了静态功耗与电压兼容性。其核心价值在于:用超小封装实现工业级时间管理,适配电池供电、户外部署等严苛场景,无需复杂外围电路即可满足定时、时钟同步需求。

二、关键性能参数详解

2.1 通信与兼容性

采用标准I2C接口,支持100kHz(标准模式)和400kHz(快速模式),与STM32、ATmega等主流MCU完全兼容,无需电平转换。默认I2C地址为0xA0(写)/0xA1(读),支持多芯片级联(部分封装可通过电阻扩展地址)。

2.2 电压与功耗

  • 工作电压:2.5V~5.5V,覆盖CR2032纽扣电池(3V)、5V单片机系统、4.2V锂电池等常见电源,无需稳压;
  • 静态电流:仅0.25μA(典型值),年平均功耗不足1mAh,搭配CR2032可稳定工作2年以上,完美适配便携设备。

2.3 温区与可靠性

工作温度范围**-40℃~+70℃**,符合工业级温区标准,可适应户外低温、室内高温或温差变化(如农业传感器、智能电表),无需额外散热/保温。

2.4 闹钟与中断

集成可编程闹钟输出,支持秒、分、时、日、星期多维度触发,输出电平可配置为中断(INT)或电平变化,便于MCU实时响应定时事件(如智能插座开关、医疗设备提醒)。

三、核心功能特性

  1. 全量程时间计数:支持12/24小时制,自动适配闰年(2000~2099)、小月/大月,无需软件处理日期逻辑;
  2. 掉电保护:内置掉电检测,主电源掉电时自动切换备用电池,时间计数不中断;
  3. 精度校准:可编程校准寄存器(±120ppm),可通过软件修正晶振温漂,提升时钟精度;
  4. 超小封装:MSOP-8封装(2.0mm×3.0mm×0.85mm),节省70% PCB空间,适合智能手环、蓝牙耳机等小型设备。

四、典型应用场景

4.1 便携式电子

  • 智能手环/手表:低功耗延长电池寿命,闹钟支持久坐提醒;
  • 蓝牙耳机:定时关机、时间同步,提升用户体验。

4.2 工业物联网

  • 传感器节点:宽温区适配户外环境,低功耗减少电池更换;
  • PLC/网关:定时数据采集,确保时间戳准确。

4.3 智能家居

  • 智能插座/开关:定时开关(如早上开窗帘、晚上关空调);
  • 机顶盒:网络时间同步备份,精准显示时间。

五、使用注意事项

  1. 晶振配置:外接32.768kHz晶振,匹配12.5pF~22pF电容(依晶振参数调整);
  2. 电源设计:备用电池并联10μF~100μF电容,减少电压波动;
  3. 初始化:上电后通过I2C初始化时间、闹钟参数,避免默认值错误;
  4. 抗干扰:I2C串联1kΩ~10kΩ上拉电阻,远离高频电路。

六、选型替代建议

PCF8563MDTR兼容NXP PCF8563TS等主流产品,在静态电流更低(0.25μA vs 0.6μA) 方面具备优势,适合功耗敏感场景;若需-40℃~85℃温区,可选择芯伯乐同系列高温版本。

该芯片凭借高性价比与稳定性能,已成为便携设备、工业控制领域的主流RTC选择。

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