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DS1687-5+ from DALLAS,MAXIM - Dallas Semiconductor

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DS1687-5+

Manufacturer: DALLAS

3V/5V Real-Time Clock

Partnumber Manufacturer Quantity Availability
DS1687-5+,DS16875 DALLAS 2000 In Stock

Description and Introduction

3V/5V Real-Time Clock The DS1687-5+ is a real-time clock (RTC) with integrated NV SRAM, manufactured by Dallas Semiconductor (now part of Maxim Integrated). Here are its key specifications:

- **Type**: Real-Time Clock (RTC) with Non-Volatile (NV) SRAM  
- **Timekeeping Accuracy**: ±5 minutes per year at 25°C  
- **Operating Voltage**: 4.5V to 5.5V  
- **NV SRAM Capacity**: 114 bytes (including clock/control registers)  
- **Clock Features**:  
  - Seconds, minutes, hours, day, date, month, and year with leap-year compensation  
  - 12-hour or 24-hour format  
  - Binary or BCD time representation  
- **Battery Backup**: Built-in lithium energy source (typical 10-year retention)  
- **Interface**: Parallel (byte-wide)  
- **Temperature Range**: Commercial (0°C to +70°C)  
- **Package**: 24-pin DIP (Dual In-line Package)  

This device is designed for applications requiring timekeeping with non-volatile data storage.

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