STMicroelectronics

M27C4001-90C6

M27C4001-90C6 Description

The M27C4001-90C6 is an EPROM (Erasable Programmable Read-Only Memory) IC manufactured by STMicroelectronics, designed for high-performance applications requiring reliable and non-volatile memory storage. This 4Mbit memory device is organized as 512K x 8, offering a parallel memory interface for efficient data transfer. The M27C4001-90C6 operates within a supply voltage range of 4.5V to 5.5V and features an access time of 90 ns, ensuring fast read operations. It is packaged in a 32-pin plastic leaded chip carrier (PLCC) and is suitable for surface-mount technology (SMT), making it ideal for modern electronic assemblies. The device is housed in a tube package and has a moisture sensitivity level (MSL) of 3, allowing for a 168-hour exposure to ambient conditions before assembly.

M27C4001-90C6 Features

• Memory Size and Organization: The M27C4001-90C6 offers a substantial 4Mbit memory capacity, organized as 512K x 8, providing ample storage for complex programs and data.
• Fast Access Time: With an access time of 90 ns, this EPROM ensures rapid data retrieval, making it suitable for applications requiring high-speed processing.
• Parallel Interface: The parallel memory interface allows for efficient data transfer, enhancing overall system performance.
• Wide Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply design.
• Surface Mount Compatibility: Designed for surface-mount technology, the M27C4001-90C6 is ideal for modern, compact electronic assemblies.
• Moisture Sensitivity Level: With an MSL of 3 (168 hours), the device can withstand extended periods of exposure to ambient conditions, reducing the risk of moisture-related damage.
• Compliance: The M27C4001-90C6 is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and safety standards.

M27C4001-90C6 Applications

The M27C4001-90C6 is well-suited for a variety of applications where reliable, non-volatile memory storage is essential. Its high memory capacity and fast access time make it ideal for:

• Embedded Systems: Storing firmware and critical data in embedded devices such as microcontrollers and IoT devices.
• Telecommunications: Providing non-volatile storage for network equipment and communication devices.
• Industrial Control: Ensuring reliable data retention in industrial automation and control systems.
• Consumer Electronics: Storing boot code and configuration data in devices like printers, scanners, and other peripherals.

Conclusion of M27C4001-90C6

The M27C4001-90C6 from STMicroelectronics is a robust EPROM solution designed to meet the demands of high-performance applications. Its 4Mbit memory capacity, fast access time, and parallel interface make it a reliable choice for various industries. The device's compatibility with surface-mount technology and its compliance with environmental standards further enhance its appeal. While the product is now obsolete, it remains a valuable option for legacy systems and applications where its unique features and performance benefits are still relevant.