Datasheet

Data Sheet AD9515
Rev. A | Page 7 of 28
Parameter Min Typ Max Unit Test Conditions/Comments
CLK = 491.52 MHz, OUT = 122.88 MHz
Divide = 4
@ 10 Hz Offset −118 dBc/Hz
@ 100 Hz Offset −129 dBc/Hz
@ 1 kHz Offset
−136
dBc/Hz
@ 10 kHz Offset −147 dBc/Hz
@ 100 kHz Offset −153 dBc/Hz
@ 1 MHz Offset −156 dBc/Hz
>10 MHz Offset −158 dBc/Hz
CLK = 245.76 MHz, OUT = 245.76 MHz
Divide = 1
@ 10 Hz Offset −108 dBc/Hz
@ 100 Hz Offset −118 dBc/Hz
@ 1 kHz Offset −128 dBc/Hz
@ 10 kHz Offset −138 dBc/Hz
@ 100 kHz Offset −145 dBc/Hz
@ 1 MHz Offset −148 dBc/Hz
>10 MHz Offset −155 dBc/Hz
CLK = 245.76 MHz, OUT = 122.88 MHz
Divide = 2
@ 10 Hz Offset −118 dBc/Hz
@ 100 Hz Offset
−127
dBc/Hz
@ 1 kHz Offset −137 dBc/Hz
@ 10 kHz Offset −147 dBc/Hz
@ 100 kHz Offset −154 dBc/Hz
@ 1 MHz Offset −156 dBc/Hz
>10 MHz Offset −158 dBc/Hz
CLK-TO-CMOS ADDITIVE PHASE NOISE
CLK = 245.76 MHz, OUT = 245.76 MHz
Divide = 1
@ 10 Hz Offset −110 dBc/Hz
@ 100 Hz Offset −121 dBc/Hz
@ 1 kHz Offset −130 dBc/Hz
@ 10 kHz Offset −140 dBc/Hz
@ 100 kHz Offset −145 dBc/Hz
@ 1 MHz Offset
−149
dBc/Hz
>10 MHz Offset −156 dBc/Hz
CLK = 245.76 MHz, OUT = 61.44 MHz
Divide = 4
@ 10 Hz Offset −125 dBc/Hz
@ 100 Hz Offset −132 dBc/Hz
@ 1 kHz Offset −143 dBc/Hz
@ 10 kHz Offset −152 dBc/Hz
@ 100 kHz Offset −158 dBc/Hz
@ 1 MHz Offset −160 dBc/Hz
>10 MHz Offset −162 dBc/Hz