The M28F256-12B1 is a high-speed, 256 Kbit (32K x 8) parallel flash memory component designed and manufactured by STMicroelectronics. This device is part of a larger family of flash memory products that are known for their reliability, performance, and flexibility in a variety of computing and embedded systems applications.

Key Features

• Memory Size: 256 Kbit (32K x 8)
• Access Time: 120 ns
• Voltage Range: 4.5V to 5.5V
• Programming Voltage: 12V
• Endurance: Minimum 10,000 Write/Erase Cycles
• Data Retention: 20 years
• Temperature Range: -40°C to +85°C
• Package: PLCC32

Performance and Reliability

The M28F256-12B1 offers fast access times, making it suitable for applications that require quick read operations. With its robust endurance of 10,000 write/erase cycles and a data retention period of 20 years, it provides a reliable solution for data storage needs. The device operates over a wide temperature range, ensuring functionality under various environmental conditions.

Applications

This flash memory is ideal for a wide range of applications, including but not limited to:

• Embedded control systems
• Boot code storage in computers and servers
• Telecommunications infrastructure
• Automotive electronics
• Industrial control systems

Programming and Erasure

The M28F256-12B1 is designed for easy programming and erasure. It requires a 12V programming voltage and supports standard programming algorithms, which facilitates integration into existing systems. The parallel interface ensures compatibility with a wide range of microcontrollers and processors.

Conclusion

STMicroelectronics' M28F256-12B1 flash memory provides a compact, high-speed, and durable storage solution for applications that demand robust data integrity and retention. Its ease of use, combined with the support and reliability offered by STMicroelectronics, makes it a preferred choice for designers and engineers looking to integrate flash memory into their systems.