AD9520-3BCPZ-REEL7 Analog Devices Inc, AD9520-3BCPZ-REEL7 Datasheet - Page 21
![12/24 Channel Clock Distribution W/ On-C](/photos/6/50/65021/505-64-lfcsp_sml.jpg)
AD9520-3BCPZ-REEL7
Manufacturer Part Number
AD9520-3BCPZ-REEL7
Description
12/24 Channel Clock Distribution W/ On-C
Manufacturer
Analog Devices Inc
Type
Clock Generator, Fanout Distributionr
Datasheet
1.AD9520-3BCPZ.pdf
(84 pages)
Specifications of AD9520-3BCPZ-REEL7
Design Resources
Synchronizing Multiple AD9910 1 GSPS Direct Digital Synthesizers (CN0121) Phase Coherent FSK Modulator (CN0186)
Pll
Yes
Input
CMOS, LVDS, LVPECL
Output
CMOS, LVPECL
Number Of Circuits
1
Ratio - Input:output
2:12, 2:24
Differential - Input:output
Yes/Yes
Frequency - Max
2.25GHz
Divider/multiplier
Yes/No
Voltage - Supply
3.135 V ~ 3.465 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
64-LFCSP
Frequency-max
2.25GHz
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TYPICAL PERFORMANCE CHARACTERISTICS
350
300
250
200
150
100
Figure 6. Total Current vs. Frequency, CLK-to-Output (PLL Off),
Figure 7. Total Current vs. Frequency, CLK-to-Output (PLL Off),
240
220
200
180
160
140
120
100
80
70
65
60
55
50
45
40
35
30
25
1.7
0
0
LVPECL Outputs Terminated 50 Ω to VS_DRV − 2 V
500
1.8
50
Figure 8. K
CMOS Outputs with 10 pF Load
1000
3 CHANNELS—6 LVPECL
3 CHANNELS—3 LVPECL
2 CHANNELS—2 LVPECL
1 CHANNEL—1 LVPECL
VCO FREQUENCY (GHz)
1.9
FREQUENCY (MHz)
3 CHANNELS—6 CMOS
FREQUENCY (MHz)
VCO
100
vs. VCO Frequency
1500
2.0
150
3 CHANNELS—3 CMOS
2 CHANNELS—2 CMOS
1 CHANNEL—1 CMOS
2000
2.1
200
2500
2.2
3000
250
2.3
Rev. 0 | Page 21 of 84
Figure 11. PFD Phase Noise Referred to PFD Input vs. PFD Frequency
–140
–145
–150
–155
–160
–165
–170
5
4
3
2
1
0
5
4
3
2
1
0
0
0
0.1
Figure 10. Charge Pump Characteristics @ VCP = 5.0 V
Figure 9. Charge Pump Characteristics @ VCP = 3.3 V
PUMP DOWN
0.5
PUMP DOWN
0.5
1.0
1.0
1.5
VOLTAGE ON CP PIN (V)
VOLTAGE ON CP PIN (V)
PFD FREQUENCY (MHz)
1
2.0
1.5
2.5
2.0
3.0
10
3.5
PUMP UP
2.5
PUMP UP
4.0
AD9520-3
3.0
4.5
3
5
100
.5
.0