Analog Devices AD9609 Evaluation Board AD9609-65EBZ AD9609-65EBZ Scheda Tecnica
Codici prodotto
AD9609-65EBZ
AD9609
Rev. 0 | Page 15 of 32
0
AD9609-20
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, 50% duty
cycle clock, DCS disabled, unless otherwise noted.
cycle clock, DCS disabled, unless otherwise noted.
0
–20
–40
–60
–80
–100
–120
2
0
4
6
8
1
FREQUENCY (MHz)
AM
P
L
IT
U
D
E
(
d
B)
20MSPS
9.7MHz @ –1dBFS
SNR = 60.6dBFS (61.6dBFS)
SFDR = 81.3dBc
9.7MHz @ –1dBFS
SNR = 60.6dBFS (61.6dBFS)
SFDR = 81.3dBc
08
54
1-
02
4
Figure 23. AD9609-20 Single-Tone FFT with f
IN
= 9.7 MHz
0
–20
–40
–60
–80
–100
–120
2
0
4
6
8
10
FREQUENCY (MHz)
AM
P
L
IT
U
D
E
(
d
B)
20MSPS
30.5MHz @ –1dBFS
SNR = 60.6dBFS (61.6dBFS)
SFDR = 84.0dBc
30.5MHz @ –1dBFS
SNR = 60.6dBFS (61.6dBFS)
SFDR = 84.0dBc
08
54
1-
02
6
Figure 24. AD9609-20 Single-Tone FFT with f
IN
= 30.5 MHz
90
80
60
40
20
10
0
70
50
30
–60
–50
–40
–30
–20
–10
0
INPUT AMPLITUDE (dBc)
S
N
R/
S
F
DR (
d
Bc/
d
B
F
S
)
SFDR (dBFS)
SNR (dBFS)
SFDR (dBc)
SNR (dBc)
08
54
1-
0
58
Figure 25. AD9609-20 SNR/SFDR vs. Input Amplitude (AIN) with f
IN
= 9.7 MHz