AD9517-4ABCPZ-RL7 데이터 시트보기 (PDF) - Analog Devices
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AD9517-4ABCPZ-RL7 Datasheet PDF : 80 Pages
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Data Sheet
–140
–145
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0.1
1
10
100
PFD FREQUENCY (MHz)
Figure 13. PFD Phase Noise Referred to PFD Input vs. PFD Frequency
–210
–212
–214
–216
–218
–220
–222
–224
0
0.5
1.0
1.5
2.0
2.5
SLEW RATE (V/ns)
Figure 14. PLL Figure of Merit (FOM) vs. Slew Rate at REFIN/REFIN
2.1
1.9
1.7
1.5
1.3
1.1
0.9
1.45 1.50 1.55 1.60 1.65 1.70 1.75 1.80
FREQUENCY (GHz)
Figure 15. VCO Tuning Voltage vs. Frequency
(Note that VCO calibration centers the dc tuning voltage
for the PLL setup that is active during calibration.)
AD9517-4
10
0
–10
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–30
–40
–50
–60
–70
–80
–90
–100
–110
CENTER 122.88MHz
5MHz/DIV
SPAN 50MHz
Figure 16. PFD/CP Spurs; 122.88 MHz; PFD = 15.36 MHz;
LBW = 135 kHz; ICP = 3 mA; fVCO = 1.475 GHz
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
CENTER 122.88MHz
100kHz/DIV
SPAN 1MHz
Figure 17. Output Spectrum, LVPECL; 122.88 MHz; PFD = 15.36 MHz;
LBW = 135 kHz; ICP = 3 mA; fVCO = 1.475 GHz
10
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
CENTER 122.88MHz
100kHz/DIV
SPAN 1MHz
Figure 18. Output Spectrum, LVDS; 122.88 MHz; PFD = 15.36 MHz;
LBW = 135 kHz; ICP = 3 mA; fVCO = 1.475 GHz
Rev. E | Page 21 of 80
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