Datasheet

AD9510 Data Sheet
Rev. B | Page 10 of 56
Parameter Min Typ Max Unit Test Conditions/Comments
CLK1 = 245.76 MHz, OUT = 122.88 MHz
Divide Ratio = 2
At 10 Hz Offset −118 dBc/Hz
At 100 Hz Offset −127 dBc/Hz
At 1 kHz Offset
−137
dBc/Hz
At 10 kHz Offset −147 dBc/Hz
At 100 kHz Offset −154 dBc/Hz
At 1 MHz Offset −156 dBc/Hz
>10 MHz Offset −158 dBc/Hz
CLK1-TO-CMOS ADDITIVE PHASE NOISE
Distribution Section only, does not include
PLL or external VCO/VCXO
CLK1 = 245.76 MHz, OUT = 245.76 MHz
Divide Ratio = 1
At 10 Hz Offset −110 dBc/Hz
At 100 Hz Offset −121 dBc/Hz
At 1 kHz Offset −130 dBc/Hz
At 10 kHz Offset −140 dBc/Hz
At 100 kHz Offset −145 dBc/Hz
At 1 MHz Offset
−149
dBc/Hz
>10 MHz Offset −156 dBc/Hz
CLK1 = 245.76 MHz, OUT = 61.44 MHz
Divide Ratio = 4
At 10 Hz Offset −122 dBc/Hz
At 100 Hz Offset −132 dBc/Hz
At 1 kHz Offset
−143
dBc/Hz
At 10 kHz Offset −152 dBc/Hz
At 100 kHz Offset −158 dBc/Hz
At 1 MHz Offset −160 dBc/Hz
>10 MHz Offset −162 dBc/Hz
CLK1 = 78.6432 MHz, OUT = 78.6432 MHz
Divide Ratio = 1
At 10 Hz Offset −122 dBc/Hz
At 100 Hz Offset −132 dBc/Hz
At 1 kHz Offset −140 dBc/Hz
At 10 kHz Offset −150 dBc/Hz
At 100 kHz Offset
−155
dBc/Hz
At 1 MHz Offset −158 dBc/Hz
>10 MHz Offset −160 dBc/Hz
CLK1 = 78.6432 MHz, OUT = 39.3216 MHz
Divide Ratio = 2
At 10 Hz Offset −128 dBc/Hz
At 100 Hz Offset
−136
dBc/Hz
At 1 kHz Offset −146 dBc/Hz
At 10 kHz Offset −155 dBc/Hz
At 100 kHz Offset −161 dBc/Hz
>1 MHz Offset −162 dBc/Hz