AD9629-20(Rev0) データシートの表示（PDF） - Analog Devices
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AD9629-20
(Rev.:Rev0)
(Rev.:Rev0)
Analog Devices
AD9629-20 Datasheet PDF : 32 Pages
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AD9629
TYPICAL PERFORMANCE CHARACTERISTICS
AD9629-80
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, unless otherwise noted.
0
–15
80MSPS
9.7MHz @ –1dBFS
SNR = 70.2dB (71.2dBFS)
–30
SFDR = 93.6dBc
–45
–60
–75
–90
–105
2
+
6
35
4
–120
–135
0 4 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 4. AD9629-80 Single-Tone FFT with fIN = 9.7 MHz
0
–15 80MSPS
30.6MHz @ –1dBFS
–30 SNR = 70.1dB (71.1dBFS)
SFDR = 94.4dBc
–45
–60
–75
–90
+
–105
3
5
2
6
4
–120
–135
0 4 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 7. AD9629-80 Single-Tone FFT with fIN = 30.6 MHz
0
–15
80MSPS
69MHz @ –1dBFS
SNR = 69.9dB (70.9dBFS)
–30
SFDR = 94.3dBc
–45
0
80MSPS
–15
210.3MHz @ –1dBFS
SNR = 67.9dB (68.9dBFS)
–30
SFDR = 83.2dBc
–45
–60
–60
–75
–90
–105
+
6
25
34
–75
3
–90
2
+
5
6
4
–105
–120
–120
–135
0 4 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 5. AD9629-80 Single-Tone FFT with fIN = 69 MHz
–135
0 4 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 8. AD9629-80 Single-Tone FFT with fIN = 210.3 MHz
0
–15
80MSPS
28.3 @ –7dBFS
30.6 @ –7dBFS
–30
SFDR = 90dBc
–45
–60
–75
–90 F2 – F1 2F2 – F1
2F1 + F2
–105
F1 + F2
2F2 – F1
2F1 – F2
–120
–135
0 4 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
Figure 6. AD9629-80 Two-Tone FFT with fIN1 = 28.3 MHz and fIN2 = 30.6 MHz
0
–20
SFDR (dBc)
–40
IMD3 (dBc)
–60
–80
–100
SFDR (dBFS)
IMD3 (dBFS)
–120
–70
–60
–50
–40
–30
–20
–10
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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