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AT49F020 from ATMEL

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13.672ms

AT49F020

Manufacturer: ATMEL

2-Megabit 256K x 8 5-volt Only CMOS Flash Memory

Partnumber Manufacturer Quantity Availability
AT49F020 ATMEL 29 In Stock

Description and Introduction

2-Megabit 256K x 8 5-volt Only CMOS Flash Memory The AT49F020 is a 256K x 8 (2-megabit) 5-volt-only Flash memory manufactured by ATMEL. Here are its key specifications:

1. **Memory Organization**:  
   - 256K x 8 (2,097,152 bits)  

2. **Supply Voltage**:  
   - 5V ± 10%  

3. **Access Time**:  
   - 70 ns (max)  

4. **Sector Architecture**:  
   - Single 256K byte sector with additional sixteen 4K-byte sectors  

5. **Programming Time**:  
   - 10 µs per byte (typical)  

6. **Endurance**:  
   - 10,000 write/erase cycles (minimum)  

7. **Data Retention**:  
   - 10 years (minimum)  

8. **Interface**:  
   - Parallel  

9. **Package Options**:  
   - 32-lead PLCC  
   - 32-lead TSOP  

10. **Operating Temperature Range**:  
    - Commercial (0°C to +70°C)  
    - Industrial (-40°C to +85°C)  

11. **Features**:  
    - Fast read access time  
    - Low power consumption  
    - Automatic programming and erase timing  
    - Hardware and software data protection  

12. **Erase Modes**:  
    - Chip erase  
    - Sector erase  

13. **Command Set**:  
    - JEDEC-standard commands for programming and erasure  

This information is based on the AT49F020 datasheet from ATMEL.

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