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DS1670E from DALLAS,MAXIM - Dallas Semiconductor

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15.625ms

DS1670E

Manufacturer: DALLAS

Portable System Controller

Partnumber Manufacturer Quantity Availability
DS1670E DALLAS 1669 In Stock

Description and Introduction

Portable System Controller The DS1670E is a real-time clock (RTC) manufactured by DALLAS (now part of Maxim Integrated). Here are its key specifications:

1. **Functionality**:  
   - Real-time clock (RTC) with integrated crystal and power-fail circuitry.  
   - Provides seconds, minutes, hours, day, date, month, and year information.  

2. **Timekeeping Accuracy**:  
   - Compensates for leap years and months with fewer than 31 days.  

3. **Power Supply**:  
   - Operates from a single +3V or +5V supply.  
   - Includes a built-in power-sense circuit for automatic switchover to backup supply.  

4. **Backup Power**:  
   - Can be powered by an external battery or supercapacitor.  

5. **Interface**:  
   - Serial interface for communication with microcontrollers.  

6. **Temperature Range**:  
   - Commercial temperature range: 0°C to +70°C.  

7. **Package**:  
   - Available in an 8-pin DIP or SOIC package.  

8. **Additional Features**:  
   - Low power consumption in backup mode.  
   - Built-in oscillator with no external components required for timekeeping.  

For exact pin configurations, electrical characteristics, and timing diagrams, refer to the official datasheet from Maxim Integrated.

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