Micron Technology

MT28F400B5WP-8 B  

Memory ICs Products

MT28F400B5WP-8 B Description

The MT28F400B5WP-8 B is a 4Mbit Flash memory IC designed by Micron Technology Inc., a leading provider of advanced semiconductor solutions. This memory IC chip features a parallel memory interface and is housed in a 48TSOP package, making it suitable for surface-mount applications. It operates within a temperature range of 0°C to 70°C (TA) and supports a supply voltage of 4.5V to 5.5V. The memory organization is 512K x 8 or 256K x 16, providing flexibility in system design. The MT28F400B5WP-8 B has an access time of 80 ns and a write cycle time of 80 ns for word and page operations. This device is classified under ECCN EAR99 and HTSUS 8542.32.0071. It is RoHS3 compliant and REACH unaffected, ensuring it meets environmental and regulatory standards. The moisture sensitivity level (MSL) is 2 (1 Year), indicating its robustness against moisture exposure. Although this product is now obsolete, it remains a reliable choice for legacy systems and specific applications where its features are still relevant.

MT28F400B5WP-8 B Features

• Memory Size and Organization: The MT28F400B5WP-8 B offers a memory size of 4Mbit, organized as 512K x 8 or 256K x 16. This configuration provides flexibility in system design, allowing for efficient use of memory resources.
• Parallel Interface: The parallel memory interface ensures high-speed data transfer, making it suitable for applications requiring rapid access to data.
• Fast Access and Write Times: With an access time of 80 ns and a write cycle time of 80 ns, this IC delivers fast performance, enhancing the efficiency of systems where quick data retrieval and storage are critical.
• Wide Operating Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing compatibility with a variety of power supply configurations.
• Environmental Compliance: The MT28F400B5WP-8 B is RoHS3 compliant and REACH unaffected, ensuring it meets stringent environmental and regulatory standards.
• Robust Packaging: The 48TSOP package and MSL 2 (1 Year) rating make this IC suitable for surface-mount applications, providing durability and reliability in various environmental conditions.

MT28F400B5WP-8 B Applications

The MT28F400B5WP-8 B is ideal for a range of applications where fast, reliable, and flexible memory solutions are required. Some specific use cases include:

• Embedded Systems: Suitable for embedded systems that require non-volatile memory for storing firmware and critical data.
• Networking Equipment: Ideal for networking devices where quick access to configuration and operational data is essential.
• Industrial Control Systems: Provides robust memory solutions for industrial control systems that demand high reliability and performance.
• Consumer Electronics: Can be used in consumer electronics where fast data access and storage are necessary for smooth operation.

Conclusion of MT28F400B5WP-8 B

The MT28F400B5WP-8 B is a versatile and reliable 4Mbit Flash memory IC that offers fast access and write times, a parallel interface, and a flexible memory organization. Its wide operating voltage range, environmental compliance, and robust packaging make it suitable for a variety of applications, including embedded systems, networking equipment, industrial control systems, and consumer electronics. Despite being obsolete, the MT28F400B5WP-8 B remains a valuable component for legacy systems and specific applications where its features continue to provide significant benefits.

MT28F400B5WP-8 B Documents

Download datasheets and manufacturer documentation for MT28F400B5WP-8 B

Datasheets :

MT28F004B5, 400B5      

PCN Packaging :

Standard Pkg Label Chg 20/Feb/2019      

HTML Datasheet :

MT28F004B5, 400B5