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25C040X/ST

25C040X/ST Description

The 25C040X/ST is a 4Kbit EEPROM memory IC chip designed by Microchip Technology, featuring a 512 x 8 memory organization and a 3 MHz clock frequency. This surface-mount device is housed in an 8TSSOP package and operates within a voltage range of 4.5V to 5.5V. It supports SPI memory interface and offers a write cycle time of 5ms for word and page operations. The 25C040X/ST operates within a temperature range of 0°C to 70°C (TA) and is classified under ECCN EAR99. It is REACH unaffected and RoHS3 compliant, ensuring environmental and regulatory compliance. The product is packaged in a tube and has a moisture sensitivity level (MSL) of 1 (unlimited). Although the 25C040X/ST is now obsolete, it remains a robust solution for applications requiring reliable, non-volatile memory storage.

25C040X/ST Features

• Memory Capacity and Organization: The 25C040X/ST provides 4Kbit of EEPROM memory organized as 512 x 8, offering ample space for storing critical data.
• High-Speed Operation: With a clock frequency of 3 MHz, this IC ensures fast data read and write operations, making it suitable for time-sensitive applications.
• SPI Interface: The SPI memory interface facilitates easy integration with microcontrollers and other digital systems, simplifying the design process.
• Low Write Cycle Time: A write cycle time of 5ms for word and page operations ensures efficient data handling and quick response times.
• Wide Operating Voltage Range: The 4.5V to 5.5V supply voltage range provides flexibility in power supply design.
• Extended Temperature Range: The operating temperature range of 0°C to 70°C (TA) makes it suitable for a variety of environmental conditions.
• Regulatory Compliance: The 25C040X/ST is REACH unaffected and RoHS3 compliant, ensuring it meets stringent environmental and health standards.
• Packaging and Reliability: Packaged in a tube with an MSL of 1 (unlimited), this device is highly reliable and easy to handle during manufacturing processes.

25C040X/ST Applications

The 25C040X/ST is ideal for applications requiring non-volatile memory storage with fast access times and reliable performance. Some specific use cases include:

• Embedded Systems: Ideal for storing configuration data, firmware, and other critical information in embedded systems.
• Industrial Control: Suitable for industrial applications where reliable data storage and quick access are essential.
• Consumer Electronics: Can be used in consumer devices for storing user settings, calibration data, and other non-volatile information.
• Telecommunications: Useful in telecom equipment for storing network configuration and operational parameters.
• Automotive Systems: Applicable in automotive electronics for storing critical data such as calibration settings and diagnostic information.

Conclusion of 25C040X/ST

The 25C040X/ST, despite being obsolete, remains a reliable and efficient EEPROM memory IC chip. Its 4Kbit memory capacity, 3 MHz clock frequency, and SPI interface make it a versatile solution for various applications. The low write cycle time and extended temperature range further enhance its performance and reliability. With regulatory compliance and a robust package, the 25C040X/ST is an excellent choice for designers seeking a dependable non-volatile memory solution.