Microchip 4 kB Serial EEPROM 200 ns 8-Pin SOIC Serial-Microwire 93LC66B-I/SN

Microchip 93LC66B-I/SN is a 4 kB Serial EEPROM featuring a fast maximum random access time of 200 ns. Packaged in an 8-Pin SOIC surface-mount package, it employs a standard Serial-Microwire 3-wire interface for seamless integration in embedded and industrial systems.

With a memory organisation of 256 x 16 bits and support for 16-bit words, this EEPROM is designed for applications that require reliable and efficient non-volatile data storage. It operates over a wide supply voltage range from 2.5 V to 5.5 V and supports up to 2 MHz clock frequency, providing fast data transfer rates essential for modern electronic designs.

The device includes self-timed erase and write cycles with an automatic erase-all before write-all functionality, ensuring data integrity throughout its 1,000,000 erase/write cycles lifespan. Its power-on/off data protection circuitry safeguards stored data during power interruptions.

Data retention is guaranteed to exceed 200 years, making this EEPROM suitable for long-term storage needs in sectors such as industrial automation, automotive electronics, instrumentation, and communication equipment.

Additional features include a ready/busy device status signal and sequential read function, facilitating efficient system management and data access. The EEPROM's operating temperature range from -40°C to 85°C supports use in harsh environmental conditions.

Organised as 256 x 16-bit words for efficient data storage. Operates with a supply voltage range of 2.5 V to 5.5 V, suitable for various applications. Maximum clock frequency of 2 MHz supports fast data communication. Data retention exceeds 200 years ensuring long-term reliability.

Low supply current of 2 mA enables energy-efficient operation. Operating temperature range from -40°C to 85°C for industrial environments. Self-timed erase/write cycles with automatic erase before write for data integrity.

Standard 3-wire serial I/O interface ensures compatibility with various systems. Device status signal indicates ready/busy states for system control. Suitable for embedded systems, industrial control, and electronic devices requiring reliable non-volatile memory.

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