MICROCHIP 25LC040AT-E/SN16KV04

25LC040AT-E/SN16KV04 by MICROCHIP is a 4Kb SPI serial EEPROM with 1.8V to 5.5V operating voltage, 10MHz clock frequency, and byte/page write capability. It features low-power CMOS technology and is available in an 8-pin SOIC package.