The M27C256B-12F1L is a high-speed 256 Kb EPROM (Erasable Programmable Read-Only Memory) chip from the renowned semiconductor manufacturer, STMicroelectronics. This device is designed to deliver reliable non-volatile memory storage for a wide range of applications, including but not limited to, embedded systems, computer BIOS, gaming, and other electronic devices where durable and dependable memory is paramount.

Key Features

• Memory Size: 256 Kbit (32K x 8) which provides ample space for firmware or software that requires quick and reliable access.
• Access Time: 120 ns access time makes the M27C256B-12F1L suitable for high-performance microprocessor systems, ensuring swift data retrieval.
• Programming Voltage: 12.5V programming voltage is required for writing data to the EPROM, which can be done with standard EPROM programmers.
• Single 5V Supply: Operating on a single 5V power supply for read operations, this chip is easy to integrate into most systems without the need for complex power management.
• Extended Temperature Range: The device is designed to operate within an extended temperature range, making it suitable for use in harsh environments or industrial applications.
• Package: Available in a 28-pin DIP (Dual In-line Package), which is a standard through-hole mounting package that allows for easy installation on printed circuit boards.

Applications

The versatility of the M27C256B-12F1L EPROM makes it ideal for a multitude of applications where data integrity and retention are critical. It is commonly used in system boot ROMs, microcontroller-based systems, and other applications where the program code must be stored permanently and reliably. Its robustness also makes it a preferred choice for industrial applications where devices are exposed to extreme conditions.

Reliability and Quality

STMicroelectronics is known for its commitment to quality and reliability, and the M27C256B-12F1L is no exception. It is fabricated with STMicroelectronics' proven EPROM technology, which ensures high endurance and stable data retention over an extended period. Users can trust this EPROM to maintain the integrity of their critical data without the need for periodic refreshes.