11AA02E48T-I/TT

The 11AA02E48T-I/TT is an EEPROM (Electrically Erasable Programmable Read-Only Memory) memory IC produced by Microchip Technology. It is a component designed for use in a variety of electronic systems where non-volatile data storage is required. Below is a comprehensive overview of the basic information, technical specifications, performance parameters, packaging and physical properties, applications, practical cases, design and usage suggestions, and selection and alternatives for this product. Basic Information Manufacturer: Microchip Technology Product Type: EEPROM Memory IC Memory Size: 2Kbit (256x8) Operating Supply Voltage: .8 V to 5.5 V Operating Supply Current: 5 mA Technical Specifications and Performance Parameters Data Retention: The 11AA02E48T-I/TT is designed to retain data for up to 100 years at 85°C. Write Cycles: It supports up to 100,000 write cycles, ensuring long-term reliability. Read Cycles: Unlimited read cycles for data retrieval. Interface: Single I/O, UNI/O® Serial Interface Bus, which simplifies the design and reduces the number of required pins. Speed: The device operates at a speed of 100 kHz, which is suitable for a variety of applications that require moderate data transfer rates. Packaging and Physical Properties Package Type: SOT-23-3, a small-outline transistor package that is suitable for space-constrained applications. Height: 0.95 mm Length: 2.9 mm RoHS Compliant: Yes, the device is compliant with the Restriction of Hazardous Substances Directive (RoHS). Applications and Practical Cases Network Devices: The 11AA02E48T-I/TT is commonly used in network devices such as routers, switches, and IoT devices, where unique MAC addresses are stored. Industrial Control Systems: It is used in industrial control systems for storing configuration data and calibration parameters. Consumer Electronics: Found in various consumer electronics for storing firmware versions, user settings, and other critical data. Design and Usage Suggestions Initialization: It is recommended to perform a power-up initialization sequence to ensure the EEPROM is ready for use. Programming: Use the provided datasheets and application notes to understand the programming interface and commands for writing and reading data. Circuit Protection: Implement protection measures such as write-protection pins or software-level controls to prevent unauthorized access and accidental data corruption. Selection and Alternatives When selecting an EEPROM for a design, consider the following factors: Memory Size: Ensure the chosen EEPROM has sufficient memory to store all required data. Operating Voltage: Match the operating voltage range with the system's power supply. Speed and Interface: Choose an EEPROM with an interface and speed that align with the system's communication requirements. Reliability and Durability: Consider the expected lifespan, write cycles, and operating temperature range for the application. Alternatives to the 11AA02E48T-I/TT could include other EEPROMs with similar specifications from different manufacturers, or different types of non-volatile memory such as Flash memory, depending on the specific requirements of the application.