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DS1746 from DALLAS,MAXIM - Dallas Semiconductor

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DS1746

Manufacturer: DALLAS

Y2K-Compliant, Nonvolatile Timekeeping RAMs

Partnumber Manufacturer Quantity Availability
DS1746 DALLAS 2000 In Stock

Description and Introduction

Y2K-Compliant, Nonvolatile Timekeeping RAMs The DS1746 is a nonvolatile timekeeping RAM manufactured by DALLAS (now Maxim Integrated). Here are its key specifications:  

- **Type**: Nonvolatile static RAM (NV SRAM) with real-time clock (RTC)  
- **Memory Size**: 32K (32,768 x 8)  
- **Battery Backup**: Integrated lithium energy source  
- **Data Retention**: Minimum 10 years without power  
- **Clock Accuracy**: ±2 minutes per month at 25°C  
- **Operating Voltage**: 4.5V to 5.5V  
- **Interface**: Parallel (byte-wide)  
- **Operating Temperature Range**: 0°C to +70°C  
- **Package Options**: 34-pin PowerCap module (surface-mount)  

The DS1746 combines SRAM, a real-time clock, and power-fail control circuitry in a single chip. It is designed for applications requiring reliable timekeeping and data retention.

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