AD10242
67
66.5
66
–90
–80
–70
–60
–50
–40
–30
–20
IN A1
IN B1
T = –55؇C
65.5
65
IN B3
T = +25؇C
IN A3
64.5
64
T = +125؇C
63.5
63
ENCODE = 40.0 MSPS
A = –1 dBFs
IN
ENCODE = 40.0 MSPS
A
= –1 dBFs
IN
62.5
62
–10
0
61.5
10
5
20
20
25
30
35
40
10
15
ANALOG INPUT FREQUENCY – MHz
ANALOG INPUT FREQUENCY – MHz
Figure 12. SNR vs. AIN
Figure 15. Isolation vs. Frequency
90
80
70
60
70
68
66
64
62
60
58
A
A
= 9.9 MHz
= –1 dBFs
IN
IN
SFDR (dBFs)
SFDR
SFDR (dBc)
50
40
SNR
SFDR = 75dB
30
20
ENCODE = 40 MSPS
= 9.98 MHz
10
0
A
IN
–60
–50
–40
–30
–20
–10
0
–70
5
10
15
20
25
30
35
40
45
50
ANALOG INPUT POWER LEVEL – dBFs
SAMPLE RATE – MSPS
Figure 13. SNR and Harm onics vs. Encode Rate
Figure 16. Single Tone SFDR (AIN @ 9.98) vs. Power Level
100
90
2.0
1.5
80
SFDR (dBFs)
1.0
70
60
GAIN
0.5
0
SFDR (dBc)
50
40
OFFSET
–0.5
–1.5
SFDR = 75dB
30
20
ENCODE = 40 MSPS
–1.5
–2.0
10
0
A
= 19.9 MHz
IN
–60
–50
–40
–30
–20
–10
0
–70
5
25
45
65
85
105
125
–55 –35
–15
ANALOG INPUT POWER LEVEL – dBFs
TEMPERATURE – ؇C
Figure 14. Offset and Gain Error vs. Tem perature
Figure 17. Single Tone SFDR (AIN @ 19.9) vs. Power Level
REV. A
–9–
ADI [ ADI ]
