The AT49F040-90PC is a high-performance 4-megabit Flash memory component manufactured by Microchip Technology, a leader in the field of smart, connected, and secure embedded control solutions. This device offers a fast access time of 90 nanoseconds, making it suitable for high-speed microprocessor systems where efficient data storage and retrieval are crucial.

Key Features

• Memory Capacity: 4 Mbit (512K x 8)
• Access Time: 90 ns
• Operating Voltage: 5V ± 10% for read and write operations
• Programming Voltage: 12V ± 5%
• Package Type: 32-lead PDIP (Plastic Dual Inline Package)
• Temperature Range: Industrial-grade with an operating range of -40°C to +85°C
• Endurance: 10,000 write/erase cycles
• Data Retention: Minimum of 10 years

Product Advantages

The AT49F040-90PC is designed for flexibility and convenience, featuring sector erase architecture that allows byte-level control, making it ideal for firmware updates and data storage applications where selective data modification is required. The device supports JEDEC standard algorithms for Flash memory programming, which can be easily implemented in a microcontroller-based system.

With its robust design, the AT49F040-90PC ensures reliable operation even in harsh industrial environments. It is also equipped with data polling and toggle bit features, which provide status information during the program and erase operations, enhancing system efficiency by allowing the processor to perform other tasks while waiting for the Flash memory to finish its cycle.

Applications

Due to its high speed and reliability, the AT49F040-90PC is well-suited for a wide range of applications, including but not limited to:

• Embedded systems
• Telecommunication devices
• Automotive electronics
• Industrial control systems
• Medical equipment

In summary, the AT49F040-90PC from Microchip Technology is an excellent choice for designers seeking a dependable and efficient Flash memory solution for their advanced electronic systems.