N25Q256A13EF840F – 256Mbit NOR Flash Memory – Micron Technology

This Micron N25Q256A13EF840F NOR Flash IC delivers high-performance non-volatile storage for embedded systems requiring fast data access and robust reliability. Featuring SPI interface support and industrial-grade temperature resilience, it provides an optimal solution for data-intensive applications where power efficiency and compact design are critical.

Key Features

• Memory Size: 256Mbit (64M x 4 organization)
• Interface: High-speed SPI (Serial Peripheral Interface)
• Clock Frequency: 108 MHz for rapid data transfer
• Voltage Range: 2.7V–3.6V (low-power operation)
• Temperature Range: -40°C to 85°C (industrial-grade)
• Write Times: 8ms (word) / 5ms (page)

Technical Details

Organized as 64M x 4, this NOR Flash memory utilizes Micron’s advanced floating-gate technology for reliable data retention. The SPI interface enables simplified board design with minimal pin count, while the 8-VDFN Exposed Pad (MLP8) package (8x6mm) suits space-constrained applications. Note: This part is marked obsolete but remains available through PCX’s certified surplus inventory.

Typical Applications

• Embedded systems firmware storage
• Automotive telematics and infotainment
• Industrial automation controllers
• IoT devices and sensors
• Medical diagnostic equipment

About Micron Technology

Micron Technology Inc. is a global leader in advanced memory solutions, renowned for innovation in semiconductor manufacturing. With decades of expertise, Micron consistently delivers high-reliability components that meet rigorous industry standards for performance and endurance.

The company’s NOR Flash portfolio, including this N25Q series, is trusted by engineers worldwide for critical applications where data integrity and fast boot times are paramount. Micron’s commitment to quality control ensures consistent performance across industrial and automotive environments.

About NOR Flash Memory

NOR Flash provides reliable non-volatile storage with true random access capabilities, making it ideal for execute-in-place (XIP) applications requiring instant boot functionality. Unlike NAND Flash, NOR offers faster read speeds and superior data integrity with bit-level addressing.

This memory type is essential in systems where firmware or OS kernels must load directly from storage without RAM buffering. Its robustness against power interruptions and extended temperature operation makes it particularly valuable in industrial, automotive, and networking hardware.

Packaging Options

Available in Tape & Reel (TR) packaging for automated assembly compatibility. Contact PCX for reel quantity details and kitting services.

FAQs

Q: Is this NOR Flash IC suitable for automotive applications?
A: Yes, its -40°C to 85°C operating range and robust design meet requirements for many automotive subsystems.

Q: What does “obsolete” status mean for availability?
A: While discontinued by Micron, PCX maintains stock through authorized surplus channels. We verify functionality before shipment.

Q: Does it support dual/quad SPI modes?
A: Yes, the N25Q256A13 series supports single, dual, and quad I/O operations for flexible bandwidth scaling.

Q: Can I get a datasheet for this exact part?
A: Download the full datasheet from our product page: PCXCo.com/datasheets/N25Q256A13EF840F

Q: How does NOR Flash compare to NAND for firmware storage?
A: NOR enables direct code execution with faster random access, while NAND offers higher densities at lower cost for bulk storage.

Q: What is the typical endurance rating?
A: This device supports 100,000 program/erase cycles per sector with 20-year data retention.

Product images are representational. Refer to datasheets for exact specifications.

Ready to Integrate Reliable Flash Storage?

PCX guarantees authentic Micron components with same-day shipping and dedicated technical support. Order today for guaranteed delivery!