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DS1287A from DALLAS,MAXIM - Dallas Semiconductor

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DS1287A

Manufacturer: DALLAS

Real Time Clock

Partnumber Manufacturer Quantity Availability
DS1287A DALLAS 38 In Stock

Description and Introduction

Real Time Clock The DS1287A is a real-time clock (RTC) manufactured by Dallas Semiconductor (now part of Maxim Integrated). Here are its key specifications:  

- **Function**: Combizes a real-time clock, calendar, and non-volatile RAM.  
- **Memory**: 114 bytes of general-purpose RAM (including clock/calendar registers).  
- **Clock Accuracy**: ±1 minute per month at 25°C.  
- **Timekeeping**: Tracks seconds, minutes, hours, day, date, month, and year with leap-year compensation (up to 2100).  
- **Power Supply**: Operates from +4.5V to +5.5V (standard), with battery backup support (3V lithium cell).  
- **Battery Backup**: Built-in lithium battery with >10 years of data retention.  
- **Interface**: Parallel (8-bit data bus), compatible with Motorola and Intel bus timing.  
- **Package**: 24-pin DIP (Dual In-line Package).  
- **Temperature Range**: Commercial (0°C to +70°C) or industrial (-40°C to +85°C) versions available.  
- **Additional Features**: Programmable square-wave output, interrupt capability, and power-fail detection.  

This information is based solely on the manufacturer's datasheet.

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