N25Q128A23BF840F TR

Memory IC Overview

The N25Q128A23BF840F is a 128-Mbit (16M x 8) serial NOR flash memory manufactured by Micron Technology. It features a high-speed SPI-compatible interface with a maximum clock frequency of 108 MHz, supporting standard, dual I/O, and quad I/O protocols for efficient data transfer. The device operates on a single 2.7 V to 3.6 V supply voltage and supports Execute-in-Place (XiP) functionality, allowing direct code execution from the flash memory. It utilizes a 4-Kbyte subsector erase architecture, providing flexible block protection and granular data management capabilities suitable for firmware storage applications.

Memory IC Feature Summary

• Supports high-speed SPI communication with up to 108 MHz clock frequency
• Enables Execute-in-Place (XiP) for direct code execution
• Features 4-Kbyte subsector erase granularity for flexible block protection

Memory IC Applications

• Embedded system firmware storage
• Industrial control systems
• Automotive electronics

Memory IC Procurement Notes

Verify the specific suffix BF840F against official Micron documentation to confirm package type and tape/reel specifications. Ensure compatibility with existing board layouts regarding pin configurations and thermal requirements. Cross-reference the latest datasheet revisions to confirm active status and any potential obsolescence notices before finalizing procurement plans.

Memory IC Selection Notes

Select this component when a 128-Mbit capacity with high-speed read performance is required for code storage. The 4-Kbyte subsector erase feature is critical for applications needing fine-grained protection of boot sectors or configuration data. Verify that the host controller supports the necessary SPI modes, including Quad I/O if maximum throughput is desired.

Memory IC Part Context

This part belongs to the Micron N25Q series of serial NOR flash memories, designed for high-performance embedded applications. The series is characterized by its flexibility in interface speeds and robust block protection schemes. The N25Q128A variant specifically targets markets requiring reliable non-volatile storage with fast access times and low power consumption during deep power-down modes.