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Analog Devices AD9609 Evaluation Board AD9609-65EBZ AD9609-65EBZ Scheda Tecnica

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AD9609-65EBZ
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AD9609
 
Rev. 0 | Page 11 of 32 
TYPICAL PERFORMANCE CHARACTERISTICS 
AD9609-80 
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.  
5
0
10
15
20
25
30
35
40
0
–20
–40
–60
–80
–100
–120
FREQUENCY (MHz)
AM
P
L
IT
UDE
 (
d
B)
80MSPS
9.7MHz @ –1dBFS
SNR = 60.5dB (61.5dBFS)
SFDR = 80.3dBc
08
54
1-
03
3
Figure 4. AD9609-80 Single-Tone FFT with f
IN
 = 9.7 MHz  
0
–20
–40
–60
–80
–100
–120
5
0
10
15
20
25
30
35
40
FREQUENCY (MHz)
AM
P
L
IT
UDE
 (
d
BF
S
)
80MSPS
70.3MHz @ –1dBFS
SNR = 60.4dB (61.4dBFS)
SFDR = 82.2dBc
08
54
1-
06
2
Figure 5. AD9609-80 Single-Tone FFT with f
IN
 = 70.3 MHz  
0
–15
–30
–45
–60
–75
–90
–105
–120
4
0
8
12
16
20
24
28
32
36
40
FREQUENCY (MHz)
AM
P
L
IT
U
D
E
 (
d
B)
80MSPS
30.5MHz @ –7dBFS
32.5MHz @ –7dBFS
SFDR = 78dBc
F2 – F1
2F1 – F2
2F2 + F1
2F1 – F2
F1 + F2
08
54
1-
03
6
Figure 6. AD9609-80 Two-Tone FFT with f
IN1
 = 30.5 MHz and f
IN2
 = 32.5 MHz   
0
–20
–40
–60
–80
–100
–120
5
0
10
15
20
25
30
35
40
FREQUENCY (MHz)
AM
P
L
IT
U
D
E
 (
d
B)
80MSPS
30.5MHz @ –1dBFS
SNR = 60.5dB (61.5dBFS)
SFDR = 83.5dBc
08
54
1-
03
4
Figure 7. AD9609-80 Single-Tone FFT with f
IN
 = 30.5 MHz  
0
–20
–40
–60
–80
–100
–120
5
0
10
15
20
25
30
35
40
FREQUENCY (MHz)
AM
P
L
IT
UD
E
 (
d
B
F
S
)
80MSPS
200MHz @ –1dBFS
SNR = 60.1dB (60.1dBFS)
SFDR = 74.176dBc
4 6
+
5
2
3
08
54
1-
13
4
Figure 8. AD9609-80 Single-Tone FFT with f
IN
 = 200 MHz  
–10
–30
–50
–70
–90
–110
–60
–54
–48
–42
–36
–30
–24
–18
–12
–6
INPUT AMPLITUDE (dBFS)
S
F
DR/
IM
D
3
 (
d
BF
S
/d
B
c)
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
08
54
1-
0
54
 
Figure 9. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with f
IN1
 = 30.5 MHz 
and f
IN2
 = 32.5 MHz