Data Sheet
AD9653
VREF = 1.3 V
0
0
–15
125MSPS
125MSPS
–15
–30
9.7MHz AT –1dBFS
SNR = 79.1dB (80.1dBFS)
SFDR = 93.5dBc
70MHz AT –1dBFS
SNR = 76.7dB (77.7dBFS)
SFDR = 82.1dBc
–30
–45
–45
–60
–60
–75
–75
3
2
–90
–90
3
2
+
+
6
5
6
4
5
4
–105
–120
–135
–105
–120
–135
0
6
12
18
24
30
36
42
48
54
60
0
6
12
18
24
30
36
42
48
54
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 24. Single-Tone 16k FFT with fIN = 9.7 MHz,
Figure 27. Single-Tone 16k FFT with fIN = 70 MHz,
SAMPLE = 125 MSPS, VREF = 1.3 V
f
SAMPLE = 125 MSPS, VREF = 1.3 V
f
0
–15
0
–15
125MSPS
125MSPS
15MHz AT –1dBFS
SNR = 78.3dB (79.3dBFS)
SFDR = 94.5dBc
128MHz AT –1dBFS
SNR = 73.5dB (74.5dBFS)
SFDR = 86.7dBc
–30
–30
–45
–45
–60
–60
–75
–75
+
2
–90
–90
3
3
5
6
+
4
4
6
2
5
–105
–120
–135
–105
–120
–135
0
6
12
18
24
30
36
42
48
54
60
0
6
12
18
24
30
36
42
48
54
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 28. Single-Tone 16k FFT with fIN = 128 MHz,
SAMPLE = 125 MSPS, VREF = 1.3 V
Figure 25. Single-Tone 16k FFT with fIN = 15 MHZ,
SAMPLE = 125 MSPS, VREF = 1.3 V
f
f
0
–15
0
125MSPS
125MSPS
–15
–30
200.5MHz AT –1dBFS
SNR = 71.1dB (72.1dBFS)
SFDR = 73.7dBc
64MHz AT –1dBFS
SNR = 76.9dB (77.9dBFS)
SFDR = 82.6dBc
–30
–45
–45
–60
–60
–75
–75
3
3
2
+
2
–90
–90
6
4
6
+
5
5
4
–105
–120
–135
–105
–120
–135
0
6
12
18
24
30
36
42
48
54
60
0
6
12
18
24
30
36
42
48
54
60
FREQUENCY (MHz)
FREQUENCY (MHz)
Figure 29. Single-Tone 16k FFT with fIN = 200.5 MHz,
SAMPLE = 125 MSPS, VREF = 1.3 V
Figure 26. Single-Tone 16k FFT with fIN = 64 MHz,
SAMPLE = 125 MSPS, VREF = 1.3 V
f
f
Rev. 0 | Page 17 of 40
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