Description
The ADF420x family of dual frequency synthesizers are used to implement local oscillators in the upconversion and downconversion sections of wireless receivers and transmitters.
Features
- ADF4206: 550 MHz/550 MHz ADF4208: 2.0 GHz/1.1 GHz 2.7 V to 5.5 V power supply Selectable charge pump supply (VP) allows extended
tuning voltage in 3 V systems Selectable charge pump currents On-chip oscillator circuit Selectable dual modulus prescaler
RF2: 32/33 or 64/65 RF1: 32/33 or 64/65 3-wire serial interface Power-down mode.
ADF4208_AnalogDevices.pdf
