WMSIC Electronic Components

PCF85063ATT/AJ PCF85063ATT

ModelPCF85063ATT/AJ
PackageTSSOP-8-3mm
BrandNXP
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
NXP PCF85063ATT / AJ
Type
NXP
Minimum package
2500 圆盘

Technical parameters

Electronic Component
Electronic Component
Electronic Component
NXP
Electronic Component
PCF85063ATT/AJ
Electronic Component
1
Package
TSSOP-8-3mm
Electronic Component
Real-Time Clock (RTC)
Electronic Component
0.147g
Electronic Component
1
Features
Output; Programmable Clock Output
Electronic Component
BM0231111016
Operating Temperature
40℃~+85℃
Operating Voltage
900mV~5.5V
Operating Current
220nA
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.

PCF85063ATT/AJ 实时时钟(RTC)产品概述

一、核心定位与品牌背景

PCF85063ATT/AJ是恩智浦(NXP)推出的高精度低功耗实时时钟(RTC)器件,属于时钟日历类集成电路,支持I2C两线串口通信,专为需要长期稳定计时、低功耗运行的电子系统设计。作为NXP RTC产品线的经典型号,其继承了品牌在混合信号处理与低功耗设计领域的成熟技术,具备高可靠性与宽场景适配性,广泛应用于可穿戴、工业监测、智能计量等领域。

二、关键性能参数解析

该型号的核心参数直接决定了应用边界,关键指标如下:

  1. 宽电压工作范围:覆盖900mV至5.5V,可直接适配1.8V、3.3V、5V等主流MCU/单片机的供电电压,无需额外电平转换电路,大幅简化硬件设计;
  2. 超微静态功耗:静态电流仅0.22μA(220nA),即使采用纽扣电池(如CR2032)供电,可维持稳定计时3年以上(基于典型电池容量计算),完全满足低功耗设备的长续航需求;
  3. 宽温环境适应:工作温度范围为-40℃至+85℃,通过工业级温度测试标准,可稳定运行于户外、车载(辅助系统)、工业现场等严苛环境;
  4. 内置晶振设计:无需外接外部32.768kHz晶振及匹配电容,减少元件数量与PCB占用空间,同时避免外部晶振受干扰导致的计时误差,提升系统可靠性。

三、接口与功能特性

  1. 标准I2C两线串口:兼容I2C总线规范(支持100kHz/400kHz通信速率),可通过硬件地址引脚配置多设备级联(最多支持8个设备),便于与各类主控芯片(如STM32、ATmega系列)快速对接,实现时间读写与参数配置;
  2. 闹钟输出功能:具备独立闹钟输出引脚(INT),支持单次/重复闹钟设置,可触发MCU从低功耗模式唤醒(如STOP模式),满足定时抄表、定时数据采集、闹钟提醒等场景需求。

四、封装形式与物理规格

采用TSSOP-8-3mm封装(又称8-TSSOP-MSOP宽3mm),引脚间距0.118英寸(3.00mm),属于小型表面贴装封装:

  • 相比传统DIP封装,体积缩小约70%,适合紧凑型设备(如智能手环、小型传感器节点);
  • 引脚间距适中,焊接可靠性高,可兼容自动贴装与手工焊接工艺。

五、典型应用场景

  1. 低功耗可穿戴设备:智能手环、运动手表、健康监测器——依赖纽扣电池供电,超微功耗确保单次充电/换电池续航超1年;
  2. 工业传感器节点:户外环境监测(温湿度、气压传感器)、智能农业监测——宽温范围适配四季气候,定时采集数据无需人工干预;
  3. 智能计量终端:智能电表、燃气表、水表——定时抄表唤醒功能,长期稳定计时(误差<±2分钟/年),降低运维成本;
  4. 物联网(IoT)终端:智能门锁、智能垃圾桶、环境监测器——I2C接口适配MCU通信,低功耗支持电池供电数年;
  5. 车载辅助系统:车载时钟、胎压监测辅助单元——宽温范围满足车载-40℃至+85℃的环境要求。

六、产品优势与差异化

  1. 功耗极致领先:0.22μA静态电流在同类RTC中处于第一梯队,电池续航能力比部分竞品提升30%以上;
  2. 设计成本优化:内置晶振无需外接元件,每台设备可节省约0.2~0.5元BOM成本,同时减少PCB布局空间;
  3. 宽适配性:电压范围覆盖900mV~5.5V,适配从低功耗MCU(1.8V)到传统5V系统的所有常见平台;
  4. 高可靠性:NXP成熟的CMOS工艺,通过AEC-Q100(车载级)部分测试,适合严苛环境应用。

该型号凭借低功耗、高集成度与宽场景适配性,成为各类需要长期计时的电子系统的优选RTC解决方案。

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