STMicroelectronics M27C400-100B1 EPROM

The M27C400-100B1 is a high-speed 4 Megabit (4Mb) EPROM from the renowned semiconductor manufacturer, STMicroelectronics. This Electrically Programmable Read-Only Memory (EPROM) is a non-volatile storage solution that retains data without power, making it an ideal choice for applications requiring data or program storage after power-off.

Key Features

• Memory Size: 4 Mbit (512K x 8)
• Access Time: 100 ns
• Single 5V Power Supply: Simplifies power management in circuit design.
• Programming Voltage: 12.75V ± 0.25V
• Extended Temperature Range: Suitable for industrial applications with operating temperature ranging from -40°C to +125°C.
• Package: The M27C400-100B1 comes in a 44-pin CERDIP (Ceramic Dual In-line Package) which provides robustness and reliability.

Performance and Reliability

With an access time of 100 ns, the M27C400-100B1 offers high-speed performance for time-critical applications. Moreover, the device is known for its reliability and longevity, with data retention guaranteed for a minimum of 10 years after programming. The EPROM also features a low power consumption design, which is critical for power-sensitive applications.

Programming and Erasure

The M27C400-100B1 is programmable by a range of industry-standard programmers. Erasure is achieved by exposing the chip to ultraviolet (UV) light, which clears the data, allowing the device to be reprogrammed. This feature provides flexibility for developers who may need to update firmware or make changes to the stored data.

Applications

The versatility of the M27C400-100B1 makes it suitable for a wide array of applications, including:

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

STMicroelectronics' commitment to quality ensures that the M27C400-100B1 EPROM meets the rigorous demands of modern electronic applications, providing a reliable and flexible solution for data storage needs.