Pentek 6210 Operating Manual page 118

AD6640 –Typical Performance Characteristics
0
20
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60
2 3 4 5
80
100
120
dc 6.5 13.0
FREQUENCY – MHz
Figure 7. Single Tone at 2.2 MHz
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60
4 8 9
80
100
120
dc 6.5 13.0
FREQUENCY – MHz
Figure 8. Single Tone at 15.5 MHz
0
ENCODE = 65MSPS
AIN = 31.0MHz
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40
60
2 4 6 8
80
100
120
dc 6.5 13.0
FREQUENCY – MHz
Figure 9. Single Tone at 31.0 MHz
ENCODE = 65MSPS
AIN = 2.2MHz
6 7 8 9
19.5 26.0 32.5
ENCODE = 65MSPS
AIN = 15.5MHz
5 3 7 6 2
19.5 26.0 32.5
9 7 5 3
19.5 26.0 32.5
81
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77
0 7 14 21
ANALOG INPUT FREQUENCY – MHz
Figure 10. Harmonics vs. AIN
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66
65
0 7 14 21
ANALOG INPUT FREQUENCY – MHz
Figure 11. Noise vs. AIN
90
WORST OTHER SPUR
80
HARMONICS (2nd, 3rd)
70
SNR
60
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30
1 2 4
ANALOG INPUT FREQUENCY – MHz
Figure 12. Harmonics, Noise vs. AIN
–8–
ENCODE = 65MSPS
TEMP = –40 C, +25 C, & +85 C
T = +25 C
T = –40 C, +85 C
28 35 42 49 56 63 70
ENCODE = 65MSPS
TEMP = –40 C, +25 C, & +85 C
T = –40 C
T = +25 C
T = +85 C
28 35 42 49 56 63 70
ENCODE = 65MSPS
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