AD9522-5/PCBZ Analog Devices Inc, AD9522-5/PCBZ Datasheet - Page 19

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AD9522-5/PCBZ

Manufacturer Part Number
AD9522-5/PCBZ
Description
12/24 Channel Clock Gen 2,0GH
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD9522-5/PCBZ

Main Purpose
Timing, Clock Generator
Embedded
No
Utilized Ic / Part
AD9522-5
Primary Attributes
12 LVDS/24 CMOS Outputs
Secondary Attributes
I²C & SPI Interfaces
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
TYPICAL PERFORMANCE CHARACTERISTICS
VCO Divider Bypassed, LVDS Outputs Terminated 100 Ω Across Differential Pair
Figure 6. Total Current vs. Frequency, CLK-to-Output (PLL Off), Channel and
Figure 7. Total Current vs. Frequency, CLK-to-Output (PLL Off), Channel and
275
250
225
200
175
150
125
100
240
220
200
180
160
140
120
100
75
80
5
4
3
2
1
0
0
0
VCO Divider Bypassed, CMOS Outputs with 10 pF Load
0
Figure 8. Charge Pump Characteristics @ VCP = 3.3 V
PUMP DOWN
0.5
200
50
1.0
VOLTAGE ON CP PIN (V)
FREQUENCY (MHz)
FREQUENCY (MHz)
400
100
1.5
3 CHANNELS—6 LVDS
2 CHANNELS—8 CMOS
1 CHANNEL—2 CMOS
2.0
3 CHANNELS—3 LVDS
2 CHANNELS—2 LVDS
1 CHANNEL—1 LVDS
600
150
1 CHANNEL—1 CMOS
2 CHANNELS—2 CMOS
PUMP UP
2.5
800
200
3.0
1000
250
3
.5
Rev. 0 | Page 19 of 76
Figure 10. PFD Phase Noise Referred to PFD Input vs. PFD Frequency
Figure 11. PLL Figure of Merit (FOM) vs. Slew Rate at REFIN/ REFIN
–208
–210
–212
–214
–216
–218
–220
–222
–224
–140
–145
–150
–155
–160
–165
–170
5
4
3
2
1
0
0
0.1
0
Figure 9. Charge Pump Characteristics @ VCP = 5.0 V
SINGLE-ENDED INPUT
PUMP DOWN
0.5
0.2
DIFFERENTIAL INPUT
1.0
0.4
1.5
INPUT SLEW RATE (V/ns)
VOLTAGE ON CP PIN (V)
PFD FREQUENCY (MHz)
1
2.0
0.6
2.5
0.8
3.0
10
3.5
1.0
PUMP UP
4.0
AD9522-5
1.2
4.5
1.4
5
100
.0

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