The 11AA161T-I/ TT is a 16K (2048 X 8) Serial EEPROM manufactured by Microchip. This device offers an average endurance of 1,000,000 write cycles with a 25ms write time. It has an operating temperature range of -40 to +85°C (-40 to +185°F) and offers a long-term data retention of up to 40 years. The EEPROM is organized into 16 pages of 256 bytes and it uses I2C, SPI, and single-wire communication protocols for data transfer. This device is a cost-effective solution, requires minimal power, and is typically used in consumer applications.