The BR93L66F-WE2 is an IC (integrated circuit) part from ROHM Semiconductor. This IC is a 4Kbit serial EEPROM with a wide operating voltage range of 1.7V to 5.5V, making it suitable for a variety of applications. The BR93L66F-WE2 features a high-speed SPI (Serial Peripheral Interface) interface with a maximum clock frequency of 3MHz. It also has a low standby current of just 1µA, helping to conserve power in battery-operated devices. This IC part offers reliable data retention and endurance, with a guaranteed minimum of 1 million write/erase cycles. The BR93L66F-WE2 is available in a compact SOP8 package, making it easy to integrate into designs with limited space. Overall, this IC provides a cost-effective and efficient solution for storing and retrieving data in a wide range of electronic devices