AD9683 View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9683 Datasheet PDF : 44 Pages
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AD9683
100
95
SFDR (dBc)
90
85
80
75
SNR (dBFS)
70
65
60
10 45 80 115 150 185 220 255 290 325 360 395 430 465 500
FREQUENCY (MHz)
Figure 11. AD9683-170 Single-Tone SNR/SFDR vs. Input Frequency (fIN)
100
95
90
SFDR (dBc)
85
80
75
SNR (dBFS)
70
65
60
10 45 80 115 150 185 220 255 290 325 360 395 430 465 500
FREQUENCY (MHz)
Figure 12. AD9683-170 Single-Tone SNR/SFDR vs. Input Frequency (fIN),
RFCLK = 680 MHz with Divide by 4 (Address 0x09 = 0x21)
0
–20
SFDR (dBc)
–40
IMD3 (dBc)
–60
–80
SFDR (dBFS)
–100
IMD3 (dBFS)
–120
–90.0 –78.5 –67.0 –55.5 –44.0 –32.5 –21.0 –9.5
INPUT AMPLITUDE (dBFS)
Figure 13. AD9683-170 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 89.12 MHz, fIN2 = 92.12 MHz, fS = 170 MSPS
Data Sheet
0
–20
SFDR (dBc)
–40
IMD3 (dBc)
–60
–80
SFDR (dBFS)
–100
IMD3 (dBFS)
–120
–90.0 –81.7 –73.4 –65.1 –56.8 –48.5 –40.2 –31.9 –23.6 –15.3 –7.0
INPUT AMPLITUDE (dBFS)
Figure 14. AD9683-170 Two-Tone SFDR/IMD3 vs. Input Amplitude (AIN)
with fIN1 = 184.12 MHz, fIN2 = 187.12 MHz, fS = 170 MSPS
0
170MSPS
89.12MHz AT –7dBFS
–20 92.12MHz AT –7dBFS
SFDR = 90dBc (97dBFS)
–40
–60
–80
–100
–120
–140
0
10 20 30 40 50 60 70 80
FREQUENCY (MHz)
Figure 15. AD9683-170 Two-Tone FFT with fIN1 = 89.12 MHz, fIN2 = 92.12 MHz,
fS = 170 MSPS
0
170MSPS
184.12MHz AT –7dBFS
–20
187.12MHz AT –7dBFS
SFDR = 87dBc (94dBFS)
–40
–60
–80
–100
–120
–140
0
10 20 30 40 50 60 70 80
FREQUENCY (MHz)
Figure 16. AD9683-170 Two-Tone FFT with fIN1 = 184.12 MHz,
fIN2 = 187.12 MHz, fS = 170 MSPS
Rev. 0 | Page 14 of 44
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