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DS1258AB-70 from DALLAS,MAXIM - Dallas Semiconductor

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16.602ms

DS1258AB-70

Manufacturer: DALLAS

128k x 16 Nonvolatile SRAM

Partnumber Manufacturer Quantity Availability
DS1258AB-70,DS1258AB70 DALLAS 80 In Stock

Description and Introduction

128k x 16 Nonvolatile SRAM The DS1258AB-70 is a 32k x 8 nonvolatile SRAM (NV SRAM) manufactured by Dallas Semiconductor (now part of Maxim Integrated). Here are its key specifications:

- **Memory Size**: 32k x 8 (262,144 bits)  
- **Access Time**: 70 ns  
- **Nonvolatile Storage**: Integrated lithium energy source and control circuitry  
- **Data Retention**: Minimum 10 years without power  
- **Operating Voltage**: 4.5V to 5.5V  
- **Temperature Range**: Commercial (0°C to +70°C)  
- **Package**: 28-pin DIP (Dual Inline Package)  
- **Write Cycles**: Unlimited (SRAM), 1 million (EEPROM)  
- **Automatic Store**: On power loss  
- **Automatic Recall**: On power-up  

This device combines SRAM with nonvolatile EEPROM technology to ensure data retention during power interruptions.

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