AD9650
AD9650-80
0
0
–20
80MSPS
80MSPS
141MHz @ –1dBFS
SNR = 79.3dB (80.3dBFS)
SFDR = 79.2dBc
9.7MHz @ –1dBFS
SNR = 82.2dB (83.2dBFS)
SFDR = 95.8dBc
–20
–40
–40
–60
–60
–80
–80
–100
–120
–100
–120
–140
–140
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 35. AD9650-80 Single-Tone FFT with fIN = 9.7 MHz
Figure 38. AD9650-80 Single-Tone FFT with fIN = 141 MHz
0
0
80MSPS
30.3MHz @ –1dBFS
SNR = 81.8dB (82.8dBFS)
SFDR = 94.5dBc
80MSPS
30.3MHz @ –6dBFS
SNR = 77.3dB (83.3dBFS)
SFDR = 94.3dBc
–20
–20
–40
–60
–40
–60
–80
–80
–100
–120
–140
–100
–120
–140
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 36. AD9650-80 Single-Tone FFT with fIN = 30.3 MHz
Figure 39. AD9650-80 Single-Tone FFT with fIN = 30.3 MHz at −6 dBFS with
Dither Disabled
0
0
80MSPS
80MSPS
70.1MHz @ –1dBFS
30.3MHz @ –6dBFS
SNR = 80dB (81dBFS)
SFDR = 86.4dBc
SNR = 77dB (83dBFS)
SFDR = 98.4dBc
–20
–40
–20
–40
–60
–60
–80
–80
–100
–120
–140
–100
–120
–140
0
5
10
15
20
25
30
35
40
0
5
10
15
20
25
30
35
40
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 40. AD9650-80 Single-Tone FFT with fIN = 30.3 MHz at −6 dBFS with
Dither Enabled
Figure 37. AD9650-80 Single-Tone FFT with fIN = 70.1 MHz
Rev. 0 | Page 21 of 44
ADI [ ADI ]
