XD551 with DIP-8 Timers/Clock Oscillators ROHS is an electronic part manufactured by XINLUDA. It is an integrated circuit that is used to measure intervals of time, generate short pulses on a preset time basis, and provide output frequency control for some other circuit. It also provides digital frequency control, frequency dividing, and oscillation. The XD551 with DIP-8 Timers / Clock Oscillators ROHS is a digital integrated circuit with an 8-pin Dual Inline Package (DIP), which is RoHS compliant. This part can be used for synchronizing different systems or circuits, generating clock pulses, or making digital circuits operate at a certain frequency. It is compatible with CMOS and TTL logic, has a working temperature range of -40°C to 85°C, and has a wide frequency range of 1 Hz to 16 MHz.