The M27C1001-12FI is a high-speed 1 Mbit EPROM (Erasable Programmable Read-Only Memory) produced by STMicroelectronics. This memory device offers a substantial data storage capacity of 1 Megabit, which is organized as 128k by 8 bits. The "-12FI" suffix in the product name indicates that the access time for this EPROM is 12 nanoseconds, making it a suitable choice for performance-intensive applications.

Key Features

• Memory Size: 1 Mbit (128k x 8)
• Access Time: 12 ns
• Single 5V Power Supply: The device operates on a single 5V power supply, simplifying the power design for the system in which it's embedded.
• Extended Temperature Range: The "I" in the part number signifies that this EPROM operates within the industrial temperature range, making it reliable for use in harsh environments.
• Programming Voltage: 12.75V ± 0.25V
• Package Type: 32-lead, Ceramic DIP (Dual In-line Package)

Applications

The M27C1001-12FI is versatile and can be used in a wide range of applications. It is particularly suitable for applications that require fast access times and a reliable memory storage solution that can withstand challenging temperature conditions. Typical applications include:

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

Quality and Reliability

STMicroelectronics is known for its commitment to quality and reliability, and the M27C1001-12FI is no exception. The device is designed and manufactured to meet the high standards expected by industrial and automotive markets. It also features a transparent lid that allows the user to expose the chip to ultraviolet light to erase the data, enabling reprogramming and reuse.

Programming and Erasure

The M27C1001-12FI can be programmed using a standard EPROM programmer with the appropriate voltage settings. The erasure process requires exposing the device to UV light, which clears the stored data, returning the device to its initial state and allowing for new data to be programmed.