MT28EW128ABA1LPN-0SIT – 128Mbit Parallel NOR Flash Memory – Micron Technology

This MT28EW128ABA1LPN-0SIT from Micron Technology delivers reliable non-volatile storage for embedded systems requiring fast data access. Designed with a parallel interface, this 128Mbit NOR Flash IC offers robust performance in industrial environments. Note: This product is marked obsolete by the manufacturer, but PCX may have limited stock available for legacy system support and lifecycle extensions.

Key Features

• Memory Size: 128Mbit (16M x 8 or 8M x 16 organization)
• Technology: High-reliability FLASH – NOR
• Interface: Parallel access with 95ns read speed
• Voltage Range: 2.7V–3.6V operation
• Temperature Rating: Industrial-grade -40°C to +85°C
• Package: 56-VFBGA (7×9) surface-mount design

Technical Specifications

Organized as 16M x 8 or 8M x 16, this NOR Flash IC features a parallel interface for direct memory addressing. With a 60ns write cycle time and industrial temperature tolerance, it maintains stable performance in demanding conditions. The compact 56-VFBGA package enables space-efficient PCB integration for embedded designs.

Typical Applications

• Industrial automation controllers
• Networking and communication equipment
• Legacy medical device firmware storage
• Automotive telematics systems
• Embedded computing platforms

About Micron Technology

Micron Technology Inc. is a global leader in advanced memory and storage solutions, serving diverse industries from automotive to data centers. With over 40 years of innovation, Micron’s components are renowned for their quality, endurance, and technical excellence.

The company maintains rigorous manufacturing standards and comprehensive quality assurance processes. Micron’s NOR Flash products are specifically engineered to meet critical performance requirements in embedded systems where data integrity and long-term reliability are paramount.

About NOR Flash Memory

NOR Flash provides non-volatile storage with direct random access capabilities, making it ideal for execute-in-place (XIP) applications where processors run code directly from memory. Unlike NAND Flash, NOR offers faster read speeds and superior data reliability with bit-level addressing.

This memory type is commonly used for firmware storage, boot code, and critical system data in embedded electronics. Its robustness against power interruptions and extended temperature operation make NOR Flash a preferred solution for industrial, automotive, and medical applications requiring deterministic performance.

Packaging

Available in industry-standard tray packaging for automated assembly processes.

Frequently Asked Questions

Question: Is this NOR Flash IC still available despite being obsolete?

Answer: PCX may have remaining stock for immediate shipment. Contact our team for real-time availability.

Question: What does “obsolete” status mean for my design?

Answer: Micron no longer manufactures this part, but it remains functional for existing systems. We recommend evaluating alternatives for new designs.

Question: Can I get technical documentation for this component?

Answer: Yes, the datasheet is available on PCXCo.com: View Datasheet

Question: What are the key advantages of parallel NOR Flash vs serial variants?

Answer: Parallel interfaces provide higher throughput and lower latency, essential for time-sensitive operations and XIP architectures.

Question: Does PCX offer programming services for this memory IC?

Answer: Contact our support team to discuss custom programming options for legacy components.

Question: What’s the lead time for obsolete parts?

Answer: Available stock ships within 24 hours. Once depleted, this component cannot be restocked.

Disclaimer: Product image is representational only. Refer to datasheet for exact specifications.

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