Microchip Technology

25LC256-H/SN

25LC256-H/SN Description

The 25LC256-H/SN from Microchip Technology is a high-performance 256Kbit (32K x 8) SPI serial EEPROM, designed for applications requiring reliable non-volatile memory with low power consumption and fast access times. Operating within a 2.5V to 5.5V supply range, this 8-SOIC surface-mount device supports a 5 MHz clock frequency, making it suitable for embedded systems where space and power efficiency are critical. With a 6ms write cycle time (word/page), it ensures efficient data storage and retrieval. The SPI interface provides seamless integration with microcontrollers, while its 3A001A2A ECCN classification ensures compliance with export control regulations.

25LC256-H/SN Features

• Memory Capacity: 256Kbit (32K x 8) organization for flexible data storage.
• High-Speed SPI Interface: Supports 5 MHz clock frequency for rapid data transfer.
• Wide Voltage Range: Operates from 2.5V to 5.5V, ideal for battery-powered and mixed-voltage systems.
• Fast Write Cycle: 6ms page/write cycle time enhances efficiency.
• Robust Packaging: 8-SOIC surface-mount package ensures compact PCB integration.
• Extended Temperature & Reliability: RoHS3 compliant and REACH unaffected, suitable for industrial environments.
• Low Power Consumption: Optimized for energy-sensitive applications.

25LC256-H/SN Applications

This EEPROM is ideal for:

• Embedded Systems: Firmware storage, configuration data, and parameter retention in microcontrollers.
• Automotive Electronics: Logging and calibration data storage in ECUs and sensors.
• Consumer Electronics: Smart appliances, wearables, and IoT devices requiring non-volatile memory.
• Industrial Automation: Data logging, sensor calibration, and system configuration in harsh environments.
• Medical Devices: Secure storage of device settings and patient data.

Conclusion of 25LC256-H/SN

The 25LC256-H/SN stands out as a high-reliability, low-power EEPROM with fast SPI interfacing, making it a preferred choice for applications demanding compact, durable, and efficient memory solutions. Its wide voltage compatibility, fast write cycles, and industrial-grade compliance ensure seamless integration into automotive, industrial, and consumer electronics, providing a robust and scalable storage solution.