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There are several differences between the MAX2870 and MAX2871, outlined below:
 

SpecificationConditionMAX2870MAX2871
Reference Input Frequency (MHz)Max.200210
Maximum PFD Frequency (MHz)INT mode
FRAC mode
105
50
140
125
3.0 GHZ VCO Open Loop Phase Noise (dBc/Hz)@ 10MHz offset-155.0-158.0
4.5 GHz VCO Open Loop Phase Noise@ 10MHz offset-151.0-153.0
6.0 GHz VCO Open Loop Phase Noise@ 10 MHz offset-150.0-151.0
Integrated RMS Jitter (ps) 0.2500.200
Normalized In-Band Noise Floor (dBc/Hz) -266 int-230 int
1/f Noise (dBc/Hz) -95.0-122.0
2nd Harmonics (VCO/2) dBc -20-25
Temperature Sensor & ADC NOYES
Temperature Compensation from -40C to +85C NOYES
Phase Synchronization NOYES
Cycle-Slip Reduction and Fast Lock NOYES
Mute Until Lock NOYES
Muted Output Power -31.0-40.0
Total Supply Current at Highest Frequency (mA) 162182

 


 

 

Related Products: MAX2870

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