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DS1685E-5/T&R from DS,MAXIM - Dallas Semiconductor

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15.625ms

DS1685E-5/T&R

Manufacturer: DS

3V/5V Real-Time Clocks

Partnumber Manufacturer Quantity Availability
DS1685E-5/T&R,DS1685E5T&R DS 2000 In Stock

Description and Introduction

3V/5V Real-Time Clocks The DS1685E-5/T&R is a real-time clock (RTC) with an integrated temperature-compensated crystal oscillator (TCXO) and nonvolatile (NV) SRAM. Here are the key specifications:

- **Manufacturer**: Maxim Integrated (now part of Analog Devices)  
- **Package**: T&R (Tape and Reel)  
- **Supply Voltage**: 3.3V or 5V operation  
- **Clock Accuracy**: ±2 minutes per year (0°C to +50°C)  
- **Temperature Compensation**: Integrated TCXO  
- **Memory**: 64 bytes of nonvolatile SRAM  
- **Interface**: Parallel (multiplexed address/data bus)  
- **Operating Temperature Range**: -40°C to +85°C  
- **Timekeeping Features**: Seconds, minutes, hours, day, date, month, year (with leap year correction)  
- **Battery Backup**: Supports external battery for power fail operation  
- **Alarms**: Two time-of-day alarms  

The device is designed for applications requiring precise timekeeping with minimal drift over temperature variations.

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