AD9520-3BCPZ-REEL7 Analog Devices Inc, AD9520-3BCPZ-REEL7 Datasheet - Page 5
![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
Parameter
PHASE/FREQUENCY DETECTOR (PFD)
CHARGE PUMP (CP)
PRESCALER (PART OF N DIVIDER)
PLL N DIVIDER DELAY
PLL R DIVIDER DELAY
PFD Input Frequency
Reference Input Clock Doubler Frequency
Antibacklash Pulse Width
I
I
Sink-and-Source Current Matching
I
I
Prescaler Input Frequency
Prescaler Output Frequency
000
001
010
011
100
101
110
111
000
001
010
011
100
101
110
111
Crystal Oscillator
CP
CP
CP
CP
Maximum Crystal Motional Resistance
High Value
Low Value
Absolute Accuracy
CPRSET Range
P = 1 FD
P = 2 FD
P = 3 FD
P = 2 DM (2/3)
P = 4 DM (4/5)
P = 8 DM (8/9)
P = 16 DM (16/17)
P = 32 DM (32/33)
Crystal Resonator Frequency Range
Sink/Source
High Impedance Mode Leakage
vs. V
vs. Temperature
CP
Min
16.67
0.004
2.7
Typ
1.3
2.9
6.0
4.8
0.60
2.5
1
1
1.5
2
Off
410
530
650
770
890
1010
1130
Off
370
490
610
730
850
970
1090
Rev. 0 | Page 5 of 84
Max
33.33
30
100
45
50
10
300
600
900
600
1000
2400
3000
3000
300
Unit
MHz
Ω
MHz
MHz
MHz
ns
ns
ns
mA
mA
%
kΩ
nA
%
%
%
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
MHz
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
ps
Test Conditions/Comments
Antibacklash pulse width = 1.3 ns, 2.9 ns
Antibacklash pulse width = 6.0 ns
Antibacklash pulse width = 1.3 ns, 2.9 ns
0x017[1:0] = 01b
0x017[1:0] = 00b; 0x017[1:0] = 11b
0x017[1:0] = 10b
Programmable
With CPRSET = 5.1 kΩ; higher I
changing CPRSET
With CPRSET = 5.1 kΩ; lower I
changing CPRSET
Charge pump voltage set to V
0.5 V < V
pump) pin; VCP is the voltage on the VCP power supply pin
0.5 V < V
V
A, B counter input frequency (prescaler input
frequency divided by P)
Register 0x019[2:0]; see Table 53
Register 0x019[5:3]; see Table 53
CP
= VCP/2 V
CP
CP
< VCP − 0.5 V; V
< VCP − 0.5 V
CP
is the voltage on the CP (charge
CP
CP
CP
/2
is possible by
is possible by
AD9520-3