Microchip Technology

93LC46A-E/SN

93LC46A-E/SN Description

The 93LC46A-E/SN from Microchip Technology is a 1Kbit (128 x 8) serial EEPROM featuring the Microwire interface, designed for reliable non-volatile data storage in embedded systems. Operating within a 2.5V to 5.5V supply range, it supports a 2 MHz clock frequency, ensuring efficient read/write operations. With a 6ms write cycle time (word/page), it balances speed and endurance, making it suitable for frequent updates. The device comes in an 8-pin SOIC package, is RoHS3 compliant, and adheres to REACH unaffected and EAR99 regulations, ensuring global compatibility. Its Moisture Sensitivity Level (MSL) 1 rating guarantees robustness in manufacturing environments.

93LC46A-E/SN Features

• Memory Organization: 128 x 8 (1Kbit) for flexible data storage.
• Low Voltage Operation: 2.5V–5.5V range, ideal for battery-powered applications.
• High-Speed Interface: Microwire protocol with 2 MHz clock support for fast data transfer.
• Endurance & Retention: Robust EEPROM technology with high write-cycle endurance.
• Compact & Reliable: 8-pin SOIC surface-mount package, MSL 1 rated for easy integration.
• Compliance: RoHS3, REACH unaffected, and EAR99 certified for global deployment.

93LC46A-E/SN Applications

This EEPROM excels in applications requiring small-footprint, low-power, non-volatile memory:

• Industrial Control Systems: Parameter storage in PLCs and sensors.
• Consumer Electronics: Configuration memory in smart devices and IoT modules.
• Automotive Electronics: Calibration data storage in infotainment and ECUs.
• Medical Devices: Secure firmware/configuration retention in portable equipment.
• Embedded Systems: Boot code and parameter storage in microcontrollers.

Conclusion of 93LC46A-E/SN

The 93LC46A-E/SN stands out for its low-voltage operation, Microwire efficiency, and industrial-grade reliability, making it a top choice for designers needing compact, high-performance EEPROM solutions. Its compliance with environmental and trade regulations ensures seamless integration into global supply chains, while its 6ms write time and 2 MHz clock optimize performance in time-critical applications. Whether for automotive, industrial, or consumer electronics, this EEPROM delivers durability, flexibility, and ease of use.