Microchip Technology

93LC46/SN  

Memory ICs Products

93LC46/SN Description

The 93LC46/SN from Microchip Technology is a 1Kbit Microwire-compatible serial EEPROM, designed for reliable non-volatile data storage in a wide range of electronic applications. It features a flexible memory organization of 128 x 8 or 64 x 16, allowing efficient data handling for both byte- and word-oriented systems. Operating within a 2.5V to 5.5V supply range, this device supports 2 MHz clock frequency, ensuring fast read/write operations while maintaining low power consumption. With a 10ms write cycle time, it offers robust performance for applications requiring frequent data updates. The 93LC46/SN is housed in an 8-pin SOIC package, making it suitable for surface-mount PCB designs in space-constrained environments.

93LC46/SN Features

• Memory Size & Organization: 1Kbit (128 x 8 or 64 x 16) for versatile data storage.
• Wide Voltage Range: Operates from 2.5V to 5.5V, compatible with 3.3V and 5V systems.
• High-Speed Interface: Supports Microwire serial interface with 2 MHz clock frequency.
• Fast Write Cycle: 10ms word/page write time for efficient data updates.
• Robust Endurance: Designed for high-reliability applications with EEPROM technology.
• Industrial Compliance: ROHS3 Compliant, REACH Unaffected, and MSL 1 (Unlimited) for easy handling.
• Extended Temperature Range: Operates from 0°C to 70°C, suitable for commercial environments.

93LC46/SN Applications

• Embedded Systems: Stores configuration data in microcontrollers and FPGAs.
• Automotive Electronics: Used in infotainment, instrument clusters, and sensor calibration.
• Consumer Electronics: Ideal for smart home devices, wearables, and IoT edge nodes.
• Industrial Controls: Retains critical parameters in PLCs, motor controllers, and sensors.
• Medical Devices: Reliable data logging in portable diagnostic equipment.

Conclusion of 93LC46/SN

The 93LC46/SN is a high-performance, low-power EEPROM offering flexible memory organization, wide voltage compatibility, and fast write cycles. Its Microwire interface ensures seamless integration with legacy and modern systems, while its compact SOIC package makes it ideal for space-sensitive designs. Whether for industrial, automotive, or consumer applications, this EEPROM delivers reliable non-volatile storage with long-term endurance, making it a preferred choice for engineers requiring cost-effective, high-quality memory solutions.

93LC46/SN Documents

Download datasheets and manufacturer documentation for 93LC46/SN

PCN Assembly/Origin :

Manufacturing Change 07/Apr/2022      

Datasheets :

93LC46, 56, 66      

PCN Packaging :

Packing Changes 10/Oct/2016       Label and Packing Changes 23/Sep/2015      

Design Resources :

93LC46 Development Tool Selector      

HTML Datasheet :

93LC46, 56, 66      

PCN Design/Specification :

PdCu Bond Wire Update 21/Sep/2015      

Environmental Information :

Microchip CA Prop65       Microchip RoHS       Microchip REACH