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DS1244W-120+ from DALLAS,MAXIM - Dallas Semiconductor

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DS1244W-120+

Manufacturer: DALLAS

256k NV SRAM with Phantom Clock

Partnumber Manufacturer Quantity Availability
DS1244W-120+,DS1244W120 DALLAS 13 In Stock

Description and Introduction

256k NV SRAM with Phantom Clock The DS1244W-120+ is a nonvolatile static RAM (NV SRAM) manufactured by DALLAS (now part of Maxim Integrated). Here are its key specifications:

- **Memory Size**: 1Mb (128K x 8)  
- **Technology**: NV SRAM with built-in lithium energy source  
- **Access Time**: 120ns  
- **Operating Voltage**: 5V ±10%  
- **Data Retention**: Minimum 10 years without power  
- **Operating Temperature Range**: 0°C to +70°C  
- **Package**: 32-pin DIP (Dual In-line Package)  
- **Pin Count**: 32  
- **Write Cycle Endurance**: Unlimited (no write cycle limitations)  
- **Interface**: Parallel  
- **Additional Features**: Automatic power-fail chip deselect and write protection  

This device combines SRAM with nonvolatile memory technology, ensuring data retention during power loss.

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