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AT49F040-90JI from ATMEL

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AT49F040-90JI

Manufacturer: ATMEL

4 Megabit 512K x 8 5-volt Only CMOS Flash Memory

Partnumber Manufacturer Quantity Availability
AT49F040-90JI,AT49F04090JI ATMEL 5760 In Stock

Description and Introduction

4 Megabit 512K x 8 5-volt Only CMOS Flash Memory The AT49F040-90JI is a flash memory device manufactured by ATMEL. Below are its key specifications:

- **Memory Type**: Flash
- **Memory Size**: 4 Mbit (512K x 8)
- **Access Time**: 90 ns
- **Supply Voltage**: 5V ± 10%
- **Operating Temperature Range**: -40°C to +85°C
- **Package**: PLCC (Plastic Leaded Chip Carrier)
- **Interface**: Parallel
- **Sector Architecture**: Uniform 64K-byte sectors
- **Endurance**: 10,000 write/erase cycles per sector
- **Data Retention**: 10 years
- **Programming Voltage**: 5V (no external high voltage required)
- **Command Set**: JEDEC-standard commands

This device is designed for high-performance, non-volatile memory applications.

Partnumber Manufacturer Quantity Availability
AT49F040-90JI,AT49F04090JI ATM 5380 In Stock

Description and Introduction

4 Megabit 512K x 8 5-volt Only CMOS Flash Memory The AT49F040-90JI is a 4-megabit (512K x 8) Flash memory device manufactured by Atmel (now part of Microchip Technology). Here are its key specifications:

- **Memory Organization**: 512K x 8 (4Mbit)  
- **Access Time**: 90 ns  
- **Operating Voltage**: 5V ± 10%  
- **Package**: 32-lead PLCC (Plastic Leaded Chip Carrier)  
- **Technology**: CMOS  
- **Sector Architecture**:  
  - Eight 64K-byte sectors  
  - Any combination of sectors can be erased  
- **Programming Voltage**: 5V (no additional high voltage required)  
- **Endurance**: 10,000 write/erase cycles per sector  
- **Data Retention**: 10 years  
- **Operating Temperature Range**: -40°C to +85°C (Industrial)  
- **Interface**: Parallel  

This device supports both byte and sector erase operations and is designed for high-performance, non-volatile memory applications.

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