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DS1685S-5 from DALLAS,MAXIM - Dallas Semiconductor

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DS1685S-5

Manufacturer: DALLAS

3V/5V Real-Time Clocks

Partnumber Manufacturer Quantity Availability
DS1685S-5,DS1685S5 DALLAS 12774 In Stock

Description and Introduction

3V/5V Real-Time Clocks The DS1685S-5 is a real-time clock (RTC) with an integrated NV SRAM, manufactured by DALLAS (now part of Maxim Integrated). Key specifications include:

- **Supply Voltage:** 5V ±10%  
- **Operating Temperature Range:** 0°C to +70°C  
- **Timekeeping Accuracy:** ±2 minutes per month at 25°C  
- **Integrated NV SRAM:** 114 bytes (14 bytes clock/control, 100 bytes general-purpose)  
- **Battery Backup:** Operates from an external 3V lithium battery  
- **Interface:** Parallel (multiplexed address/data bus)  
- **Clock Features:** Seconds, minutes, hours, day, date, month, year with leap-year compensation  
- **Package:** 24-pin SOIC (DS1685S-5)  

The device includes power-fail detection and automatic switchover to battery backup.

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