The M27C256B-12B1 is a high-speed 256 Kbit EPROM (Erasable Programmable Read-Only Memory) developed by STMicroelectronics. This memory device is designed for applications requiring fast and reliable non-volatile memory storage. With its robust feature set and proven durability, the M27C256B-12B1 is a popular choice among engineers and designers for a wide range of applications.

Key Features

• Memory Size: 256 Kbit (32K x 8)
• Access Time: 120 ns
• Single 5V Power Supply: Ideal for systems with standard power requirements.
• Programming Voltage: 12.75V ± 0.25V
• Operating Temperature Range: 0°C to 70°C, suitable for commercial applications.
• Package: 28-pin Ceramic DIP (Dual In-line Package), providing a reliable and sturdy physical interface.

Performance and Reliability

The M27C256B-12B1 offers fast access time, making it an excellent choice for high-performance systems. Its low power consumption and efficient programming capabilities ensure that it can be integrated into a variety of designs without compromising on speed or power efficiency. The device's non-volatile memory allows it to retain data even after the power is turned off, making it ideal for critical data storage applications.

Applications

The versatility of the M27C256B-12B1 EPROM makes it suitable for a vast array of applications, including:

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

Programming and Erasure

The M27C256B-12B1 can be easily programmed using a compatible EPROM programmer that provides the necessary voltage levels. The device can also be erased and reprogrammed, which is facilitated by exposing the die to ultraviolet (UV) light through the window on top of the package. This feature allows for repeated use and flexibility in development and prototyping phases.

Overall, the STMicroelectronics M27C256B-12B1 EPROM combines performance, reliability, and versatility, making it a preferred choice for professionals seeking a dependable memory storage solution.