onsemi

FM93C46ALM8

FM93C46ALM8 Description

The FM93C46ALM8 is a 1Kbit EEPROM Memory IC designed for Microwire interface applications. Manufactured by onsemi, this device is housed in an 8SOIC package and is suitable for surface mount technology. It operates within a voltage range of 2.7V to 5.5V and features a clock frequency of 250 kHz. The FM93C46ALM8 supports memory organizations of 128 x 8 or 64 x 16 and has a write cycle time of 15ms for word and page operations. It is rated for an operating temperature range of 0°C to 70°C (TA) and is classified under ECCN EAR99. The product is REACH unaffected and has a moisture sensitivity level (MSL) of 1 (unlimited), making it suitable for a variety of industrial and commercial applications.

FM93C46ALM8 Features

• Memory Size and Organization: The FM93C46ALM8 offers 1Kbit of EEPROM memory, organized as 128 x 8 or 64 x 16. This flexible memory organization allows for efficient data storage and retrieval, catering to different application requirements.
• Microwire Interface: The device utilizes the Microwire interface, which is known for its simplicity and reliability. This interface requires fewer pins compared to other communication protocols, making it ideal for compact designs.
• Wide Operating Voltage Range: With a supply voltage range of 2.7V to 5.5V, the FM93C46ALM8 can operate across a variety of power supply conditions, enhancing its versatility in different electronic systems.
• Fast Write Cycle Time: The 15ms write cycle time ensures quick data updates, making the device suitable for applications requiring frequent memory writes.
• Extended Temperature Range: The operating temperature range of 0°C to 70°C (TA) makes the FM93C46ALM8 suitable for use in environments with varying temperature conditions, ensuring robust performance.
• Surface Mount Technology: The surface mount package type facilitates easy integration into modern PCB designs, enabling compact and reliable electronic assemblies.
• Compliance and Safety: The FM93C46ALM8 is REACH unaffected and has an MSL of 1 (unlimited), ensuring compliance with environmental and safety regulations.

FM93C46ALM8 Applications

The FM93C46ALM8 is well-suited for a variety of applications where reliable non-volatile memory storage is required. Some specific use cases include:

• Consumer Electronics: Ideal for devices such as remote controls, smart meters, and small appliances where compact design and reliable memory storage are crucial.
• Industrial Control Systems: Suitable for applications requiring frequent data logging and parameter storage, such as PLCs and automation controllers.
• Telecommunications: Can be used in devices like modems and routers for storing configuration data and firmware updates.
• Automotive Electronics: Applicable in various automotive systems for storing critical parameters and settings, ensuring reliable operation under varying conditions.

Conclusion of FM93C46ALM8

The FM93C46ALM8 is a versatile EEPROM Memory IC that offers a combination of reliable performance, flexible memory organization, and compatibility with a wide range of operating conditions. Its Microwire interface and surface mount package make it an excellent choice for compact and efficient electronic designs. Despite being marked as obsolete, the FM93C46ALM8 remains a reliable option for applications requiring non-volatile memory storage. Its compliance with environmental and safety regulations ensures that it meets the standards required in the electronics industry.