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AT49F020-90TC from ATM,Atmel

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17.578ms

AT49F020-90TC

Manufacturer: ATM

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

Partnumber Manufacturer Quantity Availability
AT49F020-90TC,AT49F02090TC ATM 5120 In Stock

Description and Introduction

2-Megabit 256K x 8 5-volt Only CMOS Flash Memory The AT49F020-90TC is a 2-megabit (256K x 8) Flash memory device manufactured by ATM (Atmel). Here are its key specifications:

- **Memory Organization**: 256K x 8 (2 Mbit)  
- **Access Time**: 90 ns  
- **Single 5V ±10% Power Supply**  
- **Low Power Consumption**:  
  - Active Current: 50 mA (typical)  
  - Standby Current: 100 µA (typical)  
- **Sector Architecture**:  
  - Eight uniform 32K-byte sectors  
  - Any sector can be erased individually  
- **Fast Sector Erase Time**: 10 seconds (typical)  
- **Byte Programming Time**: 50 µs (typical)  
- **Endurance**: 10,000 write/erase cycles per sector  
- **Data Retention**: 10 years  
- **CMOS and TTL Compatible Inputs/Outputs**  
- **JEDEC Standard Pinout**  
- **Packaging**: 32-lead Thin Plastic Gull Wing (TSOP)  

This device is designed for high-performance, high-reliability applications.

Partnumber Manufacturer Quantity Availability
AT49F020-90TC,AT49F02090TC ATMEL 2550 In Stock

Description and Introduction

2-Megabit 256K x 8 5-volt Only CMOS Flash Memory The AT49F020-90TC is a flash memory chip manufactured by Atmel. Here are its key specifications:

- **Memory Type**: Flash
- **Memory Size**: 2 Mbit (256K x 8)
- **Speed**: 90 ns access time
- **Supply Voltage**: 5V
- **Package**: 32-lead TSOP (Thin Small Outline Package)
- **Operating Temperature Range**: Commercial (0°C to +70°C)
- **Interface**: Parallel
- **Sector Architecture**: Uniform 64K-byte sectors
- **Write/Erase Cycles**: Minimum 10,000 cycles
- **Data Retention**: 10 years minimum

This device supports both byte and sector erase operations and features a hardware data protection mechanism. It is designed for applications requiring non-volatile storage with fast read and write capabilities.

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