The AT25320AY110YU18 is a high-performance, serial electrically erasable programmable read-only memory (EEPROM) device from Microchip Technology, designed for a wide range of applications that require efficient non-volatile data storage. With its robust design and flexible features, this EEPROM is an ideal choice for advanced industrial, automotive, and consumer electronics.

Key Features

• Memory Size: The AT25320AY110YU18 provides a storage capacity of 32K (32,768) bits, organized as 4,096 x 8, allowing for ample space to store configuration parameters, calibration data, or small application logs.
• Interface: This device operates via a SPI (Serial Peripheral Interface) bus, ensuring high-speed data transfer with simple and efficient communication between microcontrollers and other devices in the system.
• Operating Voltage: It supports a wide operating voltage range from 1.8V to 5.5V, making it versatile for use in various system power schemes and ensuring compatibility with both low-power and standard logic levels.
• Write Cycle Time: The EEPROM features a fast write cycle time of 5 ms (max), facilitating quick updates to stored data with minimal delay.
• Endurance: It boasts an impressive write endurance of 1 million write cycles per word, ensuring a long operational lifespan even under frequent data update scenarios.
• Data Retention: Data retention is guaranteed for a minimum of 100 years, providing a reliable solution for applications where data integrity over extended periods is crucial.
• Package: The device comes in a compact 8-lead TSSOP package, suitable for space-constrained applications while allowing for straightforward integration into PCB designs.

Applications

The AT25320AY110YU18 from Microchip Technology is engineered to meet the demands of a diverse array of applications. It is commonly used in automotive systems for storing calibration data, in industrial equipment for tracking operational parameters, and in consumer electronics to preserve user settings and preferences. Its reliable data storage capabilities also make it a preferred choice for smart meters, medical devices, and IoT endpoints.