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AD9520-4 Datasheet, PDF (10/84 Pages) Analog Devices – 12 LVPECL/24 CMOS Output Clock Generator with Integrated 1.6 GHz VCO | |||
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AD9520-4
CLOCK OUTPUT ADDITIVE PHASE NOISE (DISTRIBUTION ONLY; VCO DIVIDER NOT USED)
Table 6.
Parameter
CLK-TO-LVPECL ADDITIVE PHASE NOISE
CLK = 1 GHz, OUTPUT = 1 GHz
Divider = 1
@ 10 Hz Offset
@ 100 Hz Offset
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
@ 10 MHz Offset
@ 100 MHz Offset
CLK = 1 GHz, OUTPUT = 200 MHz
Divider = 5
@ 10 Hz Offset
@ 100 Hz Offset
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
>10 MHz Offset
CLK-TO-CMOS ADDITIVE PHASE NOISE
CLK = 1 GHz, OUTPUT = 250 MHz
Divider = 4
@ 10 Hz Offset
@ 100 Hz Offset
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
>10 MHz Offset
CLK = 1 GHz, OUTPUT = 50 MHz
Divider = 20
@ 10 Hz Offset
@ 100 Hz Offset
@ 1 kHz Offset
@ 10 kHz Offset
@ 100 kHz Offset
@ 1 MHz Offset
>10 MHz Offset
Min Typ Max Unit
Test Conditions/Comments
Distribution section only; does not include PLL
and VCO
Input slew rate > 1 V/ns
â107
â117
â127
â135
â142
â145
â147
â150
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Input slew rate > 1 V/ns
â122
â132
â143
â150
â156
â157
â157
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Distribution section only; does not include PLL
and VCO
Input slew rate > 1 V/ns
â107
â119
â125
â134
â144
â148
â154
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Input slew rate > 1 V/ns
â126
â133
â140
â148
â157
â160
â163
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
dBc/Hz
Rev. 0 | Page 10 of 84
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