AD9517-4ABCPZ Analog Devices Inc, AD9517-4ABCPZ Datasheet - Page 20

• Manufacturer Part Number: AD9517-4ABCPZ
• Description: 12OutputClock Generator With 1.8 GHz VCO
• Manufacturer: Analog Devices Inc
• Type: Clock Generator, Fanout Distributionr

Specifications of AD9517-4ABCPZ

• Design Resources: High Performance, Dual Channel IF Sampling Receiver (CN0140)
• Pll: Yes
• Input: CMOS, LVDS, LVPECL
• Output: CMOS, LVDS, LVPECL
• Number Of Circuits: 1
• Ratio - Input:output: 1:12
• Differential - Input:output: Yes/Yes
• Frequency - Max: 1.8GHz
• Divider/multiplier: Yes/No
• Voltage - Supply: 3.135 V ~ 3.465 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 48-LFCSP
• Frequency-max: 1.8GHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

AD9517-4
Figure 13. PFD Phase Noise Referred to PFD Input vs. PFD Frequency
Figure 14. PLL Figure of Merit (FOM) vs. Slew Rate at REFIN/ REFIN
–210
–212
–214
–216
–218
–220
–222
–224
–140
–145
–150
–155
–160
–165
–170
2.1
1.9
1.7
1.5
1.3
1.1
0.9
1.45
0
0.1
Figure 15. VCO Tuning Voltage vs. Frequency
1.50
0.5
1.55
PFD FREQUENCY (MHz)
1
FREQUENCY (GHz)
SLEW RATE (V/ns)
1.0
1.60
1.65
1.5
10
1.70
2.0
1.75
1.80
2
100
.5
Rev. B | Page 20 of 80
Figure 17. Output Spectrum, LVPECL; 122.88 MHz; PFD = 15.36 MHz;
Figure 18. Output Spectrum, LVDS; 122.88 MHz; PFD = 15.36 MHz;
–100
–110
–100
–110
–100
–110
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
–10
–20
–30
–40
–50
–60
–70
–80
–90
10
10
10
0
Figure 16. PFD/CP Spurs; 122.88 MHz; PFD = 15.36 MHz;
0
0
CENTER 122.88MHz
CENTER 122.88MHz
CENTER 122.88MHz
LBW = 135 kHz; I
LBW = 135 kHz; I
LBW = 135 kHz; I
CP
CP
CP
= 3 mA; F
= 3 mA; F
= 3 mA; F
100kHz/DIV
100kHz/DIV
5MHz/DIV
VCO
VCO
VCO
= 1.475 GHz
= 1.475 GHz
= 1.475 GHz
SPAN 50MHz
SPAN 1MHz
SPAN 1MHz