SPI-bus Real-Time Clock and calendar | NXP 半导体

SPI-Bus Real-Time Clock and Calendar

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产品详情

框图

PCA21125 Block Diagram

PCA21125 Block Diagram

Features

Key Features

  • AEC Q100 compliant for automotive applications
  • Provides year, month, day, weekday, hours, minutes, and seconds based on 32.768 kHz quartz crystal
  • Resolution: seconds to years
  • Clock operating voltage: 1.3 V to 5.5 V
  • Low supply current: typical 0.8 μA at Tamb = 25 °C
  • 4-line SPI-bus with separate, but combinable data input and output
  • Serial interface at VDD = 1.6 V to 5.5 V
  • 1 second or 1 minute interrupt output
  • Freely programmable timer with interrupt capability
  • Freely programmable alarm function with interrupt capability
  • Integrated oscillator capacitor
  • Internal Power-On Reset (POR)
  • Open-drain interrupt pin

购买/参数

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订购

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状态

RTC Type

Accuracy (Typ) (+/- ppm)

输入电压[最小到最大](V)

Low Supply Current (μA)

通信协议

Capacitive Load (μF)

Battery Back Up

Watchdog timer

Programmable alarm

Countdown Timer

Tamper Input

Interrupt Output

Integrated Temperature Compensation

AEC-Q100 compliant

封装类型

Package Dimensions (LxWxZ (mm))

Operating Temperature (Min-Max) (℃)

预算报价(不含税)

正常供应

IC

20 to 50 at 25°C

1.6 to 5.5

0.8

SPI

7

No

Y

Y

Y

0

1

N

Y

TSSOP14

5 x 4.4 x 1.1

-40 to 125

1K @ CNY5.89

文档

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8 文件

紧凑列表

包装信息 (1)
封装信息 (1)
应用笔记 (1)
手册 (1)
支持信息 (1)
数据手册 (1)
用户指南 (1)
选型指南 (1)

设计文件

硬件

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