The MT28F320J3FS-11ET is a 32Mb (4M x 8 or 2M x 16) parallel flash memory device manufactured by Micron Technology Inc. This device is designed for embedded systems requiring non-volatile storage of code or data. It is known for its high performance and reliability.

Applications

• Embedded Systems: Used as boot memory or storage for embedded operating systems and application code.
• Networking Equipment: Storing configuration data and firmware in routers, switches, and other networking devices.
• Industrial Control Systems: Storing program code and data in programmable logic controllers (PLCs) and other industrial controllers.
• Medical Devices: Storing patient data and device firmware in portable medical equipment.
• Automotive Systems: Used for storing calibration data and software in automotive electronic control units (ECUs).

Features

• 32Mb Density: Provides ample storage capacity for embedded applications.
• Parallel Interface: Offers fast read and write access through a parallel bus.
• 110ns Access Time: Enables high-speed data retrieval.
• Sector Erase: Allows for selective erasure of memory blocks.
• Single Voltage Operation: Operates on a single voltage supply.

Benefits

• Fast Access Time: The 110ns access time ensures quick data retrieval, improving system performance.
• Reliable Data Storage: The flash memory provides non-volatile storage, ensuring data retention even when power is off.
• Flexibility: Sector erase capability allows for selective modification of memory content.
• Easy Integration: The parallel interface simplifies integration with various embedded processors.
• Robust Performance: Designed to withstand harsh operating conditions.

Additional Details

The MT28F320J3FS-11ET operates on a single 3V voltage supply. It is available in a variety of packages, including TSOP and BGA. The device supports JEDEC standard commands and features a hardware reset pin. It is specified for operation over an industrial temperature range, typically -40°C to +85°C. The flash memory cells are designed for high endurance, with a specified minimum number of erase/write cycles. This component is often used where firmware needs to be updated in the field.