The S3B12.000000F2010F30 with SMD Crystal Resonators SMD-3225-4P RoHS manufactured by SCTF is a Surface Mount Device (SMD) frequency oscillator crystal resonator. It is constructed as an oscillator circuit on a printed circuit board containing a quartz crystal resonator and supporting transistor and capacitor. It has a frequency of 12MHz, a load capacitance of 20pF, and a resonant stability of +/-30PPM. The SMD-3225-4P RoHS is RoHS compliant, and can be used in applications like clocks, frequency synthesizers, transmitters and receivers.