The BL24C04F is an EEPROM 4Kb (512 x 8) memory device manufactured by Belling. It is an I2C device, meaning that it supports a two-wire serial interface, and comes in an SOP-8 (Small Outline Package) package, with a body size of 150 mil (0.15 inches). This device is RoHS-compliant, meaning that it is compliant with directive 2002/95/EC on the restriction of hazardous substances used in electrical and electronic equipment, and poses a minimal risk of contamination to the environment.