MAIN FEATURES

FEATURES

? Spurious-free Operation

? Maximum Operation Frequency: Main Loop: 2.1GHz,

Auxiliary Loop: 0.5GHz

? High Frequency Resolution: below 100Hz

? High Internal Reference Frequency, Support Large 

Loop Bandwidth

? Fast Output Frequency Switching: below 100μs

? Phase Noise inside the Main-loop Bandwidth

-91dBc/Hz@1800MHz

? Software Programmable Power-down Modes

? High-speed Serial Interface: 100Mbps

? Three-wire SPI Interface

? Programmable Division Ratios on Reference Frequency

? Phase detectors with programmable gain,

Support Programmable Loop Bandwidth.

? Fast Lock function further shortens acquisition time.

? On-chip Crystal Oscillator Circuit

? Frequency Calibration for Temperature Compensation

? 3V Core Power Supply

? 3V ? 5V Charge Pump Power Supply