onsemi

FM93C66M8

FM93C66M8 Description

The FM93C66M8 is a 4Kbit EEPROM memory IC chip manufactured by onsemi. This device is designed with a Microwire interface and is housed in an 8SOIC package. It features a memory organization of 256 x 16 bits, providing a total memory size of 4Kbit. The FM93C66M8 operates within a voltage range of 4.5V to 5.5V and supports a clock frequency of 1 MHz. It is suitable for surface mount applications and has an operating temperature range of 0°C to 70°C (TA). The write cycle time for a word or page is 10ms, ensuring reliable and efficient data storage.

FM93C66M8 Features

• Memory Interface: Equipped with a Microwire interface, the FM93C66M8 offers a simple and efficient communication protocol for data transfer.
• Memory Organization: The 256 x 16 memory organization provides a total of 4Kbit of EEPROM storage, ideal for applications requiring moderate data storage.
• Operating Temperature: The FM93C66M8 operates reliably within a temperature range of 0°C to 70°C (TA), making it suitable for various industrial and consumer applications.
• Write Cycle Time: With a write cycle time of 10ms, the FM93C66M8 ensures quick and efficient data writes, minimizing delays in data storage operations.
• Voltage Range: The device operates within a supply voltage range of 4.5V to 5.5V, providing flexibility in power supply requirements.
• Mounting Type: Designed for surface mount applications, the FM93C66M8 is ideal for compact and space-constrained designs.
• Moisture Sensitivity Level: With an MSL of 1 (Unlimited), the FM93C66M8 is highly resistant to moisture, ensuring long-term reliability in various environmental conditions.

FM93C66M8 Applications

The FM93C66M8 is well-suited for a variety of applications due to its reliable performance and moderate memory capacity. Some specific use cases include:

• Consumer Electronics: Ideal for storing configuration data and user preferences in devices such as remote controls, smart meters, and home automation systems.
• Industrial Control Systems: Suitable for storing calibration data and system parameters in industrial equipment, ensuring consistent operation and quick recovery from power interruptions.
• Telecommunications: Used in networking devices for storing firmware and configuration settings, enabling reliable and efficient network management.
• Automotive Applications: Can be employed in automotive systems for storing critical data such as vehicle settings and diagnostic information.

Conclusion of FM93C66M8

The FM93C66M8 is a versatile EEPROM memory IC chip that offers reliable data storage with a Microwire interface and a moderate memory capacity of 4Kbit. Its operating temperature range, quick write cycle time, and surface mount design make it suitable for a wide range of applications in consumer electronics, industrial control systems, telecommunications, and automotive sectors. Despite being marked as obsolete, the FM93C66M8 remains a reliable choice for applications requiring a simple and efficient EEPROM solution.