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Data Sheet
AD9958
Rev. B | Page 11 of 44
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 4. Wideband SFDR, fOUT = 1.1 MHz, fCLK = 500 MSPS
Figure 5. Wideband SFDR, fOUT = 40.1 MHz, fCLK = 500 MSPS
Figure 6. Wideband SFDR, fOUT = 100.3 MHz, fCLK = 500 MSPS
Figure 7. Wideband SFDR, fOUT = 15.1 MHz, fCLK = 500 MSPS
Figure 8. Wideband SFDR, fOUT = 75.1 MHz, fCLK = 500 MSPS
Figure 9. Wideband SFDR, fOUT = 200.3 MHz, fCLK = 500 MSPS
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250MHz
25MHz/DIV
DELTA 1 (T1)
–71.73dB
4.50901804MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF LVL
0dBm
A
1AP
05252-
006
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250Hz
25MHz/DIV
DELTA 1 (T1)
–62.84dB
40.08016032MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF LVL
0dBm
A
1AP
1
05252-
007
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250MHz
25MHz/DIV
DELTA 1 (T1)
–59.04dB
100.70140281MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF LVL
0dBm
A
1AP
1
05252-
008
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250MHz
25MHz/DIV
DELTA 1 (T1)
–69.47dB
30.06012024MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF LVL
0dBm
A
1AP
1
05252-
009
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250MHz
25MHz/DIV
DELTA 1 (T1)
–60.13dB
75.15030060MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF Lv]
0dBm
A
1AP
1
05252-
010
0
–100
(d
B)
–10
–20
–30
–40
–50
–60
–70
–80
–90
START 0Hz
STOP 250MHz
25MHz/DIV
DELTA 1 (T1)
–53.84dB
–101.20240481MHz
RBW
20kHz
RF ATT
20dB
VBW
20kHz
SWT
1.6s
UNIT
dB
REF LVL
0dBm
A
1AP
1
05252-
011