Datasheet

AD9204
Rev. 0 | Page 12 of 36
TYPICAL PERFORMANCE CHARACTERISTICS
AD9204-80
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, DCS
disabled, unless otherwise noted.
50 10152025303540
0
–20
–40
–60
–80
–100
–120
FREQUENCY (MHz)
AMPLITUDE (dB)
08122-033
80MSPS
9.7MHz @ –1dBFS
SNR = 60.5dB (61.5dBFS)
SFDR = 80.3dBc
Figure 6. AD9204-80 Single-Tone FFT with f
IN
= 9.7 MHz
0
–20
–40
–60
–80
–100
–120
50 10152025303540
FREQUENCY (MHz)
AMPLITUDE (dBFS)
08122-062
80MSPS
70.3MHz @ –1dBFS
SNR = 60.4dB (61.4dBFS)
SFDR = 82.2dBc
Figure 7. AD9204-80 Single-Tone FFT with f
IN
= 70.3 MHz
0
–15
–30
–45
–60
–75
–90
–105
–120
40 8 12 16 20 24 28 32 36 40
FREQUENCY (MHz)
AMPLITUDE (dB)
08122-036
80MSPS
30.5MHz @ –7dBFS
32.5MHz @ –7dBFS
SFDR = 78dBc
F2 – F1
2F1 – F2
2F2 + F1
2F1 – F2
F1 + F2
Figure 8. AD9204-80 Two-Tone FFT with f
IN1
= 30.5 MHz and f
IN2
= 32.5 MHz
0
–20
–40
–60
–80
–100
–120
50 10152025303540
FREQUENCY (MHz)
AMPLITUDE (dB)
08122-034
80MSPS
30.5MHz @ –1dBFS
SNR = 60.5dB (61.5dBFS)
SFDR = 83.5dBc
Figure 9. AD9204-80 Single-Tone FFT with f
IN
= 30.5 MHz
0
–20
–40
–60
–80
–100
–120
50 10152025303540
FREQUENCY (MHz)
AMPLITUDE (dBFS)
08122-134
80MSPS
200MHz @ –1dBFS
SNR = 60.1dB (60.1dBFS)
SFDR = 74.176dBc
4
6
+
5
2
3
Figure 10. AD9204-80 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)
SFDR/IMD3 (dBFS/dBc)
08122-054
SFDR (dBc)
SFDR (dBFS)
IMD3 (dBc)
IMD3 (dBFS)
Figure 11. AD9204-80 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN) with
f
IN1
= 30.5 MHz and f
IN2
= 32.5 MHz