Datasheet

AD9858
Rev. C | Page 12 of 32
–10
0
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–70
–80
–90
–100
CENTER 1.55GHz 15MHz/ SPAN 150MHz
5kHz
5kHz
15s
RF
A
TT
UNIT
10dB
dBm
A
1AP
∗
REF LVL
0dBm
RBW
VBW
SWT
DELT
A
1 [T1]
0.0dB
0.00000000Hz
03166-017
Figure 21. Fractional Divider Loop SFDR, f
IN
= 96.9 MHz,
f
OUT
= 1550 MHz, BW = 150 MHz
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0
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–30
–40
–50
–60
–70
–80
–90
–
100
CENTER 1.55GHz 150kHz/ SPAN 1.5MHz
1kHz
500kHz
7.6s
RF ATT
UNIT
10dB
dBm
A
1AP
REF LVL
0dBm
RBW
VBW
SWT
DELTA 1 [T1]
–81.10dB
57.11422845kHz
03166-A-022
1
Figure 22. Translation Loop SFDR, f
LO
= 1459 MHz,
f
OUT
= 1550 MHz, BW = 1.5 MHz
∗
–10
0
–20
–30
–40
–50
–60
–70
–80
–90
–
100
CENTER 1.55GHz 15MHz/ SPAN 150MHz
10kHz
500Hz
75s
RF ATT
UNIT
10dB
dBm
A
1AP
REF LVL
0dBm
RBW
VBW
SWT
DELTA 1 [T1]
–96.36dB
–42.98597194MHz
03166-A-023
1
1
Figure 23. Translation Loop SFDR, f
LO
= 1459 MHz,
f
OUT
= 1550 MHz, BW = 150 MHz
–10
0
–20
–30
–40
–50
–60
–70
–80
–90
–
100
CENTER 1.55GHz 15MHz/ SPAN 150MHz
5kHz
5kHz
15s
RF ATT
UNIT
10dB
dBm
A
1AP
REF LVL
0dBm
RBW
VBW
SWT
DELTA 1 [T1]
–64.55dB
–1.20240481MHz
03166-A-020
1
1
Figure 24. Fractional Divider Loop SFDR, f
IN
= 97.3 MHz,
f
OUT
= 1550 MHz, BW = 150 MHz
–10
0
–20
–30
–40
–50
–60
–70
–80
–90
–
100
CENTER 1.55GHz 150kHz/ SPAN 1.5MHz
1kHz
500Hz
7.6s
RF ATT
UNIT
10dB
dBm
A
1AP
REF LVL
0dBm
RBW
VBW
SWT
DELTA 1 [T1]
–60.67dB
–57.11422846kHz
03166-A-045
1
1
Figure 25. Translation Loop SFDR, f
LO
= 1410 MHz,
f
OUT
= 1550 MHz, BW = 1.5 MHz
–10
0
–20
–30
–40
–50
–60
–70
–80
–90
–
100
CENTER 1.55GHz 15MHz/ SPAN 150MHz
5kHz
5kHz
15s
RF ATT
UNIT
10dB
dBm
A
1AP
REF LVL
0dBm
RBW
VBW
SWT
DELTA 1 [T1]
–64.55dB
–1.20240481MHz
03166-A-046
1
1
Figure 26. Translation Loop SFDR, f
LO
= 1410 MHz,
f
OUT
= 1550 MHz, BW = 150 MHz