onsemi NV25M01DWUTG, 1MB EEPROM Chip 8-Pin SOIC-8 SPI

The ON Semiconductor EEPROM Serial 1-Mb SPI - Automotive Grade device is organized as 128Kx8 bits and features a 256-byte page write buffer. It supports the Serial Peripheral Interface (SPI) protocol and is enabled via a Chip Select (CS) input, making it suitable for automotive applications that require reliable memory storage and fast data access.

Low Power CMOS Technology
Self timed Write Cycle
Hardware and Software Protection