ADF4154

Data Sheet Fractional-N Frequency Synthesizer ADF4154 FEATURES GENERAL DESCRIPTION RF bandwidth to 4 GHz 2.7 V to 3.3 V power supply Separate VP allows extended tuning voltage Programmable dual-modulus prescaler 4/5, 8/9 Programmable charge pump currents 3-wire serial interface Digital lock detect Power-down mode Pin compatible with the ADF4110/ADF4111/ ADF4112/ADF4113, ADF4106, ADF4153 Programmable modulus on fractional-N synthesizer Trade-off noise vs. spurious performance Fast-lock mode with built-in timer Loop filter design possible with ADIsimPLL™ APPLICATIONS Base stations for mobile radio (WiMAX, PHS, GSM, PCS, DCS, CDMA, PMR, W-CDMA, supercell 3G) Wireless handsets (PMR, GSM, PCS, DCS, CDMA, WCDMA) CATV equipment Wireless LANs Communications test equipment The ADF4154 is a fractional-N frequency synthesizer that implements local oscillators in the up conversion and down conversion sections of wireless receivers and transmitters. It consists of a low noise digital phase f...