AD9609 View Datasheet(PDF) - Analog Devices
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AD9609 Datasheet PDF : 32 Pages
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AD9609
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.
0
0
80MSPS
80MSPS
9.7MHz @ –1dBFS
30.5MHz @ –1dBFS
–20
SNR = 60.5dB (61.5dBFS)
SFDR = 80.3dBc
–20
SNR = 60.5dB (61.5dBFS)
SFDR = 83.5dBc
–40
–40
–60
–60
–80
–80
–100
–100
–120
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 4. AD9609-80 Single-Tone FFT with fIN = 9.7 MHz
0
80MSPS
70.3MHz @ –1dBFS
–20
SNR = 60.4dB (61.4dBFS)
SFDR = 82.2dBc
–40
–120
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 7. AD9609-80 Single-Tone FFT with fIN = 30.5 MHz
0
80MSPS
200MHz @ –1dBFS
–20
SNR = 60.1dB (60.1dBFS)
SFDR = 74.176dBc
–40
–60
–80
–100
–60
–80 2
46
–100
3
+
5
–120
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 5. AD9609-80 Single-Tone FFT with fIN = 70.3 MHz
0
80MSPS
–15 30.5MHz @ –7dBFS
32.5MHz @ –7dBFS
SFDR = 78dBc
–30
–45
–60
–75
F2 – F1
–90
F1 + F2
2F1 – F2
2F2 + F1
2F1 – F2
–105
–120
04
8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 6. AD9609-80 Two-Tone FFT with fIN1 = 30.5 MHz and fIN2 = 32.5 MHz
–120
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
Figure 8. AD9609-80 Single-Tone FFT with fIN = 200 MHz
–10
–30
SFDR (dBc)
IMD3 (dBc)
–50
–70
SFDR (dBFS)
–90
IMD3 (dBFS)
–110
–60 –54 –48 –42 –36 –30 –24 –18 –12 –6
INPUT AMPLITUDE (dBFS)
Figure 9. Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with fIN1 = 30.5 MHz
and fIN2 = 32.5 MHz
Rev. 0 | Page 11 of 32
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