Product Overview: 25AA256-E/SN

The 25AA256-E/SN is a 256K SPI Serial EEPROM from the renowned manufacturer Microchip Technology. This high-quality memory device offers a substantial 256 kilobits of storage, which is equivalent to 32 kilobytes, organized as 32,768 x 8 bits. It is designed for flexible non-volatile storage applications in a wide variety of electronic systems.

Key Features

• Interface: The device uses the Serial Peripheral Interface (SPI) bus, which is well-known for its simplicity and effectiveness in enabling high-speed communication between microcontrollers and peripheral devices.
• Voltage Range: It operates at a voltage range of 1.8V to 5.5V, making it suitable for low-power and standard applications alike.
• Speed: The EEPROM boasts a fast data transfer speed with clock frequencies of up to 10 MHz, ensuring quick read and write operations.
• Endurance: It is rated for high endurance with over 1 million erase/write cycles, ensuring a long life for applications that require frequent data updates.
• Data Retention: The data retention is guaranteed for a minimum of 100 years, providing a reliable solution for long-term data storage needs.
• Temperature Range: The device is operational over the industrial temperature range of -40°C to +85°C, making it robust enough for harsh environments.
• Packaging: The 25AA256-E/SN comes in a 8-pin SOIC (SN) package, which is widely used and easy to integrate into various circuit designs.

Applications

The 25AA256-E/SN is versatile and can be used in a multitude of applications, including:

• Industrial and automotive control systems
• Medical devices
• Smart cards
• Data logging systems
• Consumer electronics

This EEPROM device from Microchip Technology is an excellent choice for designers looking for a reliable and flexible non-volatile memory solution. Its robustness, coupled with high endurance and wide temperature range, ensures that it can meet the demands of a variety of complex and critical applications.