Microchip Technology

25LC256-E/SM

25LC256-E/SM Description

The 25LC256-E/SM from Microchip Technology is a high-performance 256Kbit (32K x 8) SPI Serial EEPROM designed for reliable non-volatile data storage in embedded systems. Operating within a 2.5V to 5.5V supply range, it supports SPI interface with a 10 MHz clock frequency, ensuring fast data transfer and efficient system integration. With a 5ms write cycle time for word or page operations, it offers robust performance for frequent read/write cycles. The device is housed in an 8-SOIJ package, making it suitable for surface-mount applications in space-constrained designs. Its ROHS3 compliance, REACH unaffected status, and MSL 1 (Unlimited) rating further enhance its suitability for industrial and commercial applications.

25LC256-E/SM Features

• High-Speed SPI Interface: Supports 10 MHz clock frequency for rapid data access.
• Wide Voltage Range: Operates from 2.5V to 5.5V, ensuring compatibility with diverse systems.
• Low Power Consumption: Optimized for energy-efficient designs.
• 32K x 8 Memory Organization: Provides flexible storage for configuration data, logs, or parameter storage.
• Fast Write Cycle: 5ms write time for word or page operations, improving system responsiveness.
• Industrial Reliability: -40°C to +85°C operating range, ideal for harsh environments.
• Robust Packaging: 8-SOIJ surface-mount package ensures durability and ease of assembly.
• Security Features: Built-in write protection and software-controlled memory lock for data integrity.

25LC256-E/SM Applications

• Embedded Systems: Stores firmware, configuration data, or calibration parameters in microcontrollers.
• Automotive Electronics: Used in infotainment systems, telematics, and sensor data logging.
• Industrial Automation: Reliable storage for PLCs, HMI devices, and IoT edge nodes.
• Consumer Electronics: Ideal for smart appliances, wearables, and gaming peripherals.
• Medical Devices: Secure storage for patient data and device settings in portable medical equipment.

Conclusion of 25LC256-E/SM

The 25LC256-E/SM stands out as a versatile, high-performance EEPROM solution, combining speed, reliability, and broad compatibility for modern embedded designs. Its SPI interface, wide voltage range, and industrial-grade robustness make it a preferred choice for applications demanding non-volatile memory with fast access and low power consumption. Whether for automotive, industrial, or consumer electronics, this EEPROM delivers consistent performance and long-term data retention, backed by Microchip Technology's proven quality.