The M27C256B-70C6 is a high-speed 256 Kbit EPROM (Electrically Programmable Read-Only Memory) manufactured by STMicroelectronics. This reliable and versatile memory chip is designed to store data that must not be changed or lost when power is removed. It is widely used in a variety of applications such as personal computers, telecommunications, and industrial automation systems.

Key Features

• Memory Capacity: 256 Kbit (32 Kbytes) of non-volatile memory storage
• Access Time: Fast access time of 70 ns, which facilitates quick data retrieval
• Programming Voltage: Single 12.5V power supply for programming
• Operating Modes: Two-line control function allows for easy integration and operation
• Package: Packaged in a 28-pin Ceramic Dual In-line Package (C-DIP), ensuring robustness and longevity

Technical Specifications

The M27C256B-70C6 operates with a 5V power supply (Vcc) for read operations, making it compatible with most 5V logic families. Its programming time is typically 100 µs/byte, which is suitable for both factory programming and in-system updates. The device also features a transparent latch that allows for easy microprocessor interfacing.

Quality and Reliability

STMicroelectronics is known for its commitment to quality, and the M27C256B-70C6 is no exception. It is designed to meet the high reliability and endurance standards required in modern electronic systems. The device has an operating temperature range of -40°C to +125°C, making it suitable for use in harsh environments.

Applications

The versatility of the M27C256B-70C6 EPROM makes it ideal for a broad range of applications, including:

• Embedded systems
• Microcontroller-based applications
• Automotive electronics
• Industrial control systems
• Telecommunication equipment

Conclusion

In summary, the M27C256B-70C6 from STMicroelectronics is a robust, high-speed EPROM chip designed for applications that require reliable and durable non-volatile memory storage. With its comprehensive features and proven reliability, it continues to be a preferred choice for designers and engineers across various industries.