Microchip Technology

93C56-E/SN

93C56-E/SN Description

The 93C56-E/SN from Microchip Technology is a 2Kbit (256 x 8 or 128 x 16) serial EEPROM designed for reliable non-volatile data storage in embedded systems. It operates within a 4.5V to 5.5V supply range, making it ideal for 5V-based applications. The device utilizes the Microwire serial interface, supporting clock frequencies up to 2 MHz for efficient data transfer. With a 2ms write cycle time (word/page), it ensures fast and dependable write operations. Packaged in an 8-SOIC tube, this EEPROM is RoHS3 compliant, REACH unaffected, and rated for MSL 1 (unlimited) moisture sensitivity, ensuring durability in industrial environments.

93C56-E/SN Features

• Memory Organization: Configurable as 256 x 8-bit or 128 x 16-bit for flexible data storage.
• High-Speed Interface: Microwire protocol with 2 MHz clock frequency for rapid read/write operations.
• Low Power Consumption: Optimized for 5V systems with robust performance in industrial and automotive applications.
• Fast Write Cycle: 2ms word/page write time, enhancing efficiency in frequent data updates.
• Reliable Endurance: EEPROM technology ensures high write/erase cycles, suitable for dynamic data storage.
• Compact & Robust: 8-SOIC surface-mount package with MSL 1 rating for easy integration and long-term reliability.

93C56-E/SN Applications

• Automotive Systems: Stores calibration data, VINs, and fault logs in ECUs and sensors.
• Industrial Controls: Retains configuration parameters in PLCs, motor drives, and IoT devices.
• Consumer Electronics: Used in smart appliances, set-top boxes, and gaming peripherals for firmware storage.
• Medical Devices: Secures patient data and device settings in portable medical equipment.
• Legacy Upgrades: Ideal for retrofitting older Microwire-based systems due to backward compatibility.

Conclusion of 93C56-E/SN

The 93C56-E/SN stands out for its balance of speed, flexibility, and reliability, making it a preferred choice for 5V embedded systems. Its Microwire interface, configurable memory organization, and industrial-grade durability cater to demanding applications in automotive, industrial, and consumer markets. For engineers seeking a proven, low-risk EEPROM solution, this Microchip device delivers consistent performance and ease of integration.