Microchip Technology

25C320-I/SN

25C320-I/SN Description

The 25C320-I/SN from Microchip Technology is a high-performance 32Kbit (4K x 8) SPI EEPROM designed for reliable non-volatile data storage in embedded systems. Operating within a 4.5V to 5.5V supply range, this 3 MHz SPI-compatible memory offers fast read/write operations with a 5ms write cycle time for word or page writes. Housed in an 8-SOIC package, it is RoHS3 compliant and suitable for surface-mount applications, making it ideal for space-constrained designs. With an MSL 1 (Unlimited) rating, it ensures robust handling during manufacturing.

25C320-I/SN Features

• SPI Interface: Enables seamless integration with microcontrollers and other SPI-enabled devices.
• High-Speed Operation: Supports clock frequencies up to 3 MHz for efficient data transfer.
• Low Power Consumption: Optimized for energy-sensitive applications.
• Endurance & Retention: Typical EEPROM reliability with 1 million write cycles and 200-year data retention.
• Industrial-Grade: REACH unaffected and EAR99 classified, ensuring compliance with global regulations.
• DigiKey Programmable: Pre-programmed options available for streamlined production.

25C320-I/SN Applications

• Automotive Systems: Stores calibration data, VINs, and event logs in ECUs.
• Industrial Automation: Retains configuration parameters for PLCs and sensors.
• Consumer Electronics: Used in smart appliances, set-top boxes, and IoT devices for firmware storage.
• Medical Devices: Secures critical calibration and usage data in portable equipment.
• Telecom Infrastructure: Provides non-volatile memory for routers and baseband modules.

Conclusion of 25C320-I/SN

The 25C320-I/SN stands out for its SPI efficiency, high reliability, and broad voltage compatibility, making it a versatile choice for applications demanding compact, high-speed EEPROM solutions. Its industrial certifications and longevity ensure suitability for mission-critical systems, while its surface-mount design aligns with modern PCB assembly processes. For engineers seeking a balance of performance and durability, this Microchip EEPROM delivers a proven solution.