Microchip Technology 25LC256-H/SN Serial EEPROM

The 25LC256-H/SN is a 256 Kb (32 K x 8) Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device from Microchip Technology, designed for a wide range of applications that require reliable non-volatile memory storage. Its SPI interface allows for high-speed data transfer, making it an ideal choice for microcontroller-based systems.

Key Features

• Memory Size: 256 Kb (32,768 x 8-bit)
• Interface Type: Serial Peripheral Interface (SPI) with clock frequencies up to 10 MHz
• Operating Voltage Range: 2.5V to 5.5V, accommodating a variety of system voltage levels
• Temperature Range: Industrial grade with a temperature range of -40°C to +85°C
• Write Protection: Software write protection for the entire memory array
• Page Write Buffer: Allows up to 64 bytes to be written in a single write cycle, enhancing write performance
• Data Retention: Guaranteed for over 200 years
• Endurance: Capable of 1 million erase/write cycles, ensuring a long operational lifespan
• Self-timed Erase and Write Cycles: Including auto-erase before writing to minimize required management
• Package: Available in an 8-pin SOIC package, suitable for surface-mount technology (SMT)

Applications

The 25LC256-H/SN EEPROM is versatile and can be used in a broad range of applications such as:

• Data storage for industrial and automotive systems
• Configuration settings for consumer electronics
• Parameter storage for medical devices
• Calibration data storage for instrumentation and test equipment
• Logging data for energy management systems

With its robustness and reliability, the 25LC256-H/SN from Microchip Technology is the go-to solution for designers looking for a high-quality, high-endurance, and easy-to-integrate serial EEPROM for their storage needs.