Microchip Technology

25C320/SN

25C320/SN Description

The 25C320/SN from Microchip Technology is a high-performance 32Kbit (4K x 8) SPI serial EEPROM, designed for reliable non-volatile data storage in a wide range of electronic applications. Operating within a 4.5V to 5.5V supply range, this device features a 3 MHz clock frequency, enabling fast data transfer rates. Its SPI (Serial Peripheral Interface) ensures seamless integration with microcontrollers and other digital systems. The 25C320/SN is housed in an 8-pin SOIC package, making it suitable for surface-mount applications where space efficiency is critical. With a 5ms write cycle time for word or page operations, it balances speed and endurance, making it ideal for frequent data updates.

25C320/SN Features

• Memory Capacity: 32Kbit (4K x 8) organization for flexible data storage.
• High-Speed SPI Interface: Supports 3 MHz clock frequency for rapid read/write operations.
• Wide Voltage Range: Operates at 4.5V–5.5V, compatible with standard 5V systems.
• Low Power Consumption: Optimized for energy-efficient designs.
• Robust Endurance: EEPROM technology ensures high reliability with 100,000+ write cycles.
• Industrial Compliance: ROHS3 compliant, REACH unaffected, and EAR99 classified for global use.
• Extended Temperature Range: Operates from 0°C to 70°C, suitable for commercial environments.
• Surface-Mount Design: 8-SOIC package enables compact PCB integration.

25C320/SN Applications

• Embedded Systems: Stores configuration data, calibration parameters, and firmware updates.
• Consumer Electronics: Used in smart appliances, IoT devices, and wearables for non-volatile memory needs.
• Automotive: Suitable for infotainment systems and sensor data logging (within specified temperature limits).
• Industrial Controls: Retains critical settings in PLCs, motor controllers, and instrumentation.
• Medical Devices: Securely stores device calibration and operational logs.

Conclusion of 25C320/SN

The 25C320/SN stands out as a high-reliability, SPI-based EEPROM solution, offering fast access times, low power consumption, and ease of integration. Its compact form factor, wide operating voltage, and industrial-grade compliance make it a versatile choice for applications demanding non-volatile memory with high endurance. Whether in consumer electronics, embedded systems, or industrial automation, this Microchip EEPROM delivers consistent performance and long-term data retention.