View tsa5060a 3 datasheet:

INTEGRATED CIRCUITS DATA SHEET TSA5060A 1.3 GHz I2C-bus controlled low phase noise frequency synthesizer Product specification 2000 Oct 24 Supersedes data of 2000 Sep 19 File under Integrated Circuits, IC02 Philips Semiconductors Product specification 1.3 GHz I2C-bus controlled low phase TSA5060A noise frequency synthesizer FEATURES • Complete 1.3 GHz single chip system • Optimized for low phase noise • Selectable divide-by-two prescaler • Operation up to 1.3 GHz without divide-by-two prescaler The comparison frequency is obtained from an on-chip • Selectable reference divider ratio crystal oscillator that can also be driven from an external • Compatible with UK-DTT (Digital Terrestrial Television) source. Either the crystal frequency or the comparison offset require