Motorola MC845P, a type of integrated circuit.

MC845P, a type of integrated circuit. It's an older part, likely a dual-gate MOSFET designed for use in RF (radio frequency) applications like mixers and amplifiers.

​The number 724 on the chip indicates the date code, meaning it was manufactured in the 24th week of 1977. This is a vintage component, and finding a modern equivalent may be necessary for new designs.