AD9268
0
0
125MSPS
125MSPS
2.4MHz @ –1dBFS
SNR = 77.7dB (78.7dBFS)
SFDR = 90dBc
140.1MHz @ –1dBFS
SNR = 76.0dB (77.0dBFS)
SFDR = 84.0dBc
–20
–20
–40
–60
–40
–60
SECOND HARMONIC
THIRD HARMONIC
THIRD HARMONIC
SECOND HARMONIC
–80
–80
–100
–120
–140
–100
–120
–140
0
10
20
30
40
50
60
0
10
20
30
40
50
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 35. AD9268-125 Single-Tone FFT with fIN = 140.1 MHz
Figure 32. AD9268-125 Single-Tone FFT with fIN = 2.4 MHz
0
0
125MSPS
200.3MHz @ –1dBFS
SNR = 74.7dB (75.7dBFS)
SFDR = 80dBc
125MSPS
30.3MHz @ –1dBFS
SNR = 77.4dB (78.4dBFS)
SFDR = 91.2dBc
–20
–20
–40
–40
–60
–60
THIRD HARMONIC
SECOND HARMONIC
THIRD HARMONIC
–80
–100
–120
–140
–80
SECOND HARMONIC
–100
–120
–140
0
10
20
30
40
50
60
0
10
20
30
40
50
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 36. AD9268-125 Single-Tone FFT with fIN = 200.3 MHz
Figure 33. AD9268-125 Single-Tone FFT with fIN = 30.3 MHz
0
0
125MSPS
220.1MHz @ –1dBFS
SNR = 74.3dB (75.3dBFS)
SFDR = 78.5dBc
125MSPS
70.1MHz @ –1dBFS
SNR = 77.2dB (78.2dBFS)
SFDR = 87.8dBc
–20
–20
–40
–40
THIRD HARMONIC
–60
–60
SECOND HARMONIC
THIRD HARMONIC
SECOND HARMONIC
–80
–80
–100
–120
–140
–100
–120
–140
0
10
20
30
40
50
60
0
10
20
30
40
50
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 37. AD9268-125 Single-Tone FFT with fIN = 220.1 MHz
Figure 34. AD9268-125 Single-Tone FFT with fIN = 70.1 MHz
Rev. A | Page 21 of 44
ADI [ ADI ]
