The STMicroelectronics M24C04-RDS6G is a 4Kbit serial EEPROM with an I²C interface, organized as 512 x 8 bits. It operates from a 1.8 V to 5.5 V supply and supports a 400 kHz bus clock.
Obsolete — sourcing reality for this BOM line
That means the manufacturer no longer produces it, and no last-time-buy window remains. If you are freezing a new design, do not specify this part; look for a current-production I²C EEPROM in the same package.
