AD9951
rev. 0 | 页 10 的 28
中心 1.105mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ST
REF –4dBm
PEA
K
LOG
10db/
atten 10db
mkr1 1.105mhz
–5.679dbm
1
03374-0-022
MARKER
1.105000mhz
–5.679dbm
图示 10. f
输出
= 1.1 mhz, fclk = 400 msps, nbsfdr, ±1 mhz
中心 10mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ref 0dbm
PEA
K
LOG
10db/
atten 10db
mkr1 85khz
–93.01db
1
1R
03374-0-023
MARKER
40.000000mhz
–56.2db
图示 11. f
输出
= 10 mhz, fclk = 400 msps, nbsfdr, ±1 mhz
中心 39.9mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ref 0dbm
PEA
K
LOG
10db/
atten 10db
mkr1 39.905mhz
–5.347dbm
1
03374-0-024
MARKER
39.905000mhz
–5.347dbm
图示 12. f
输出
= 39.9 mhz, fclk = 400 msps, nbsfdr, ±1 mhz
中心 80.25mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ST
REF –4dBm
PEA
K
LOG
10db/
atten 10db
mkr1 80.301mhz
–6.318dbm
1
03374-0-025
MARKER
80.301000mhz
–6.318dbm
图示 13. f
输出
= 80.3 mhz, fclk = 400 msps, nbsfdr, ±1 mhz
中心 120.2mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ST
REF –4dBm
PEA
K
LOG
10db/
atten 10db
mkr1 120.205mhz
–6.825dbm
1
03374-0-026
MARKER
120.205000mhz
–6.825dbm
图示 14. f
输出
= 120.2 mhz, fclk = 400 msps, nbsfdr, ±1 mhz
中心 160.5mhz
#res bw 30hz
–100
–90
–80
–70
–60
–50
–40
–30
–20
–10
0
vbw 30hz
span 2mhz
sweep 199.2 s (401 pts)
w1 s2
s3 fc
AA
ST
REF –4dBm
PEA
K
LOG
10db/
atten 10db
mkr1 600khz
–0.911db
1
03374-0-027
中心
160.5000000mhz
图示 15. f
输出
= 160 mhz, fclk = 400 msps, nbsfdr, ±1 mhz