The M27C4001-10C1 from STMicroelectronics is a high-speed 4 Mbit EPROM (Erasable Programmable Read-Only Memory) that provides robust storage solutions for embedded systems and applications requiring non-volatile memory. This particular EPROM is organized as 512K by 8 bits and is designed for microprocessor systems where large data or program storage is necessary.

Key Features

• Memory Size: 4 Mbit (512K x 8)
• Access Time: 100 ns
• Single 5V Power Supply: The device operates on a single 5V power supply, making it suitable for many microprocessor systems without the need for additional power conversions.
• Programming Voltage: 12.5V
• Extended Temperature Range: The device supports an extended temperature range, ensuring reliable operation under varying environmental conditions.
• Low Power Consumption: Features such as standby mode significantly reduce power consumption when the device is not actively being accessed.
• Electronic Signature: The EPROM contains an electronic signature that can be accessed via a two-line control function, providing identification and manufacturer-specific information.

Applications

The M27C4001-10C1 is ideal for applications where dependable and durable storage of code or data is paramount. It is widely used in:

• Embedded systems
• Automotive electronics
• Telecommunications
• Industrial control systems
• Medical devices

Programming and Erasure

The memory can be programmed 1 to 4 bytes at a time using the standard EPROM programming equipment. The entire chip can be erased by exposing it to ultraviolet (UV) light, which clears the data, allowing the device to be reprogrammed as needed throughout its lifecycle.

Quality and Reliability

STMicroelectronics ensures that the M27C4001-10C1 meets the highest quality and reliability standards. The device undergoes rigorous testing to guarantee performance across its specified operational ranges.