DS1677

过期

便携系统控制器

数据手册 (Rev. 2)

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产品详情

Provides Real-Time Clock
- Counts Seconds, Minutes, Hours, Date of the Month, Month, Day of the Week, and Year with Leap Year Compensation Valid Up to 2100
- Power Control Circuitry Supports System Power-On from Day/Time Alarm
Microprocessor Monitor
- Halts Microprocessor During Power-Fail
- Automatically Restarts Microprocessor After Power Failure
- Monitors Pushbutton for External Override
- Halts and Resets an Out-of-Control Microprocessor
NV RAM Control
- Automatic Battery Backup and Write Protection to External SRAM
3-Channel, 8-Bit ADC
Simple 3-Wire Interface
+5.0V Operation
1.25V Threshold Detector for Power-Fail Warning

参考资料

数据手册 2

DS1677: Portable System Controller Data Sheet (Rev.2) 08/10/2005

DS1677: 便携系统控制器 Data Sheet 01/01/1900

可靠性数据 1

DS1677 Reliability Data 01/12/2023

设计笔记 5

Oscillator Design Considerations for Low-Current Applications 01/26/2011

Design Considerations for Analog Devices Real-Time Clocks 02/15/2002

Crystal Considerations with Maxim Real-Time Clocks (RTCs) 03/29/2001

Selecting a Backup Source for Real-Time Clocks 05/26/2006

Using the DS32kHz with Maxim Real-Time Clocks 02/15/2002

技术文章 3

Tips for Writing Bulletproof Real-Time Clock Control Code 03/28/2014

DS1670 Portable System Controller 04/23/2001

Lithium Coin-Cell Batteries: Predicting an Application Lifetime 03/27/2002

这是最新版本的数据手册

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