Product Overview: 25AA256T-I/ST

The 25AA256T-I/ST is a high-performance 256Kb Serial Electrically Erasable Programmable Read-Only Memory (EEPROM) device from the renowned manufacturer Microchip Technology. This robust memory module is designed to offer a flexible and reliable storage solution for a wide range of applications, particularly those requiring long-term data retention and low-power consumption.

Key Features

• Memory Size: The device provides a substantial 256 Kb of storage capacity, which is organized as 32,768 x 8 bits, allowing for efficient storage of configuration settings, calibration data, or small application code.
• Interface: It operates over a Serial Peripheral Interface (SPI) bus, which ensures high-speed data transfer and simple integration into existing systems with minimal pin usage.
• Operating Voltage: The EEPROM operates within a voltage range of 1.8V to 5.5V, making it versatile for both low-power and standard applications.
• Temperature Range: Designed for robust performance, it can function across an industrial temperature range of -40°C to +85°C, ensuring reliability under extreme conditions.
• Packaging: The device comes in a TSSOP package, which is suitable for surface-mount technology (SMT) and offers a compact footprint for space-constrained designs.
• Write Protection: It features hardware and software write protection, including block protection, to prevent accidental overwrites and maintain the integrity of the stored data.
• Endurance: The EEPROM boasts a high endurance of over 1 million write cycles and a data retention period of over 100 years, ensuring the persistence of data over the product's lifespan.

Applications

The 25AA256T-I/ST EEPROM is ideal for a variety of applications, such as:

• Industrial and automotive control systems
• Medical devices
• Smart cards
• Consumer electronics
• Networking equipment

This EEPROM is a testament to Microchip Technology's commitment to providing high-quality memory solutions that meet the demands of modern electronic systems. Whether you're designing a complex industrial machine or a simple consumer gadget, the 25AA256T-I/ST offers the performance and reliability you need.