ADRF6601 Analog Devices, Inc., ADRF6601 Datasheet - Page 10

• Manufacturer Part Number: ADRF6601
• Description: 750 Mhz To 1160 Mhz Rx Mixer With Integrated Fractional-n Pll And Vco
• Manufacturer: Analog Devices, Inc.

ADRF6601
Phase noise measurements made at IF output, unless otherwise noted.
–100
–110
–120
–130
–140
–150
–160
–170
–80
–90
–100
–105
–110
750
–80
–85
–90
–95
100kHz OFFSET
750
Figure 10. PLL Spot Phase Noise at Various Offsets
800
Figure 11. PLL Reference Spurs vs. LO Frequency
1× PFD OFFSET
2× PFD
OFFSET
and Integrated Phase Noise vs. LO Frequency
800
850
INTERGRATED PHASE NOISE
850
LO FREQUENCY (MHz)
10kHz OFFSET
900
LO FREQUENCY (MHz)
10MHz OFFSET
900
1MHz OFFSET
0.25× AND
950
0.5× PFD
OFFSET
950
1000
1000
1kHz OFFSET
1050
1050
4× PFD OFFSET
1100
1100
1150
1150
1.0
0.9
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0
Rev. 0 | Page 10 of 24
–100
–110
–120
–130
–140
–150
–160
–
–90
80
Figure 12. Phase Noise vs. Offset Frequency and LO Frequency
1k
(LO Frequency Varies from 750 MHz to 1160 MHz)
10k
OFFSET FREQUENCY (Hz)
100k
1M
LO = 752MHz
LO = 848MHz
LO = 953.6MHz
LO = 1049.6MHz
LO = 1155.2MHz
10M
100M