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DS12C887

DS12C887

Manufacturer No:

DS12C887

Description:

IC RTC CLK/CALENDAR PAR 24EDIP

Datasheet:

Datasheet

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DS12C887 Specifications

  • Type
    Parameter
  • Mounting Type
    Through Hole
  • Operating Temperature
    0°C ~ 70°C
  • Voltage - Supply
    4.5V ~ 5.5V
  • Interface
    Parallel
  • Date Format
    YY-MM-DD-dd
  • Time Format
    HH:MM:SS (12/24 hr)
  • Features
    Alarm, Daylight Savings, Leap Year, NVSRAM, Square Wave Output
  • Type
    Clock/Calendar
  • DigiKey Programmable
    Not Verified
  • Product Status
    Obsolete
  • Packaging
    Tube
  • Series
    -
The DS12C887 is a real-time clock (RTC) integrated circuit chip manufactured by Maxim Integrated. It offers several advantages and finds application in various scenarios. Some of the advantages and application scenarios of the DS12C887 are:Advantages: 1. Accurate Timekeeping: The DS12C887 provides highly accurate timekeeping with a precision of seconds, minutes, hours, days, months, and years. It includes a built-in 32.768 kHz quartz crystal oscillator, which ensures reliable timekeeping.2. Battery Backup: The chip has a built-in battery backup feature that allows it to continue timekeeping even when the main power supply is disconnected. This ensures that the clock remains accurate and prevents data loss during power outages.3. Non-volatile Memory: The DS12C887 includes non-volatile memory, which allows it to store time and date information even when the power is off. This feature is useful for applications where persistent timekeeping is required.4. Alarm Functionality: The chip supports alarm functionality, allowing users to set alarms for specific times or events. This feature is useful in applications where timed events or reminders are required.5. Programmable Square Wave Output: The DS12C887 can generate a programmable square wave output with frequencies ranging from 2Hz to 32.768kHz. This feature can be utilized for various timing applications or as a clock signal source.Application Scenarios: 1. Embedded Systems: The DS12C887 is commonly used in embedded systems that require accurate timekeeping, such as industrial automation, data loggers, and control systems. It ensures synchronized timekeeping across multiple devices.2. Personal Computers: The chip is often used in personal computers and motherboards to provide real-time clock functionality. It helps in maintaining accurate system time and date, even when the computer is powered off.3. Consumer Electronics: The DS12C887 finds application in various consumer electronics devices, such as digital cameras, set-top boxes, and home appliances. It enables accurate timekeeping and alarm functionality in these devices.4. Automotive Systems: The chip is utilized in automotive systems, including car clocks and dashboard displays. It ensures accurate timekeeping and provides alarm functionality for scheduled events or reminders.5. Security Systems: The DS12C887 is used in security systems, such as access control systems and surveillance devices. It helps in maintaining accurate time stamps for events and provides alarm functionality for scheduled tasks.Overall, the DS12C887 offers accurate timekeeping, battery backup, non-volatile memory, and alarm functionality, making it suitable for a wide range of applications requiring reliable timekeeping and timing features.
DS12C887 Relevant information