AD9040A Analog Devices, Inc., AD9040A Datasheet - Page 11

• Manufacturer Part Number: AD9040A
• Description: 10-bit 40 Msps A/d Converter
• Manufacturer: Analog Devices, Inc.

REV. B
–65
Figure 14. Differential Nonlinearity
vs. Clock Rate
0
Figure 11. Power Dissipation vs.
Clock Rate
0
1.2
1.0
0.8
0.6
0.4
Figure 17. SNR vs. Temperature
1.0
0.5
60
55
50
45
40
0
1
0
–55
ENCODE = 32.2 MSPS
2
–35
FREQUENCY – MHz
10
CLOCK RATE – MSPS
–15
CLOCK RATE – MSPS
TEMPERATURE – C
Figure 20.
4
2.5
ENCODE = 40.5 MSPS
5
6
ENCODE = 40.5 MSPS
f1 IN = 2.25 MHz @ –7 dBFS
f2 IN = 2.35 MHz @ –7 dBFS
2f1 – f2 = –69.4 dBFS
2f2 – f1 = –69.2 dBFS
20
25
10
45
A
IN
= 10.3 MHz
65
20
30
85 105
40 60
5.0
125
40
–73
–68
–63
–58
–53
–48
1024
–65
–65
896
768
640
512
384
256
128
Figure 12. Harmonic Distortion
and SNR vs. Analog Input
Figure 15. Transient Response
0
0
1
0
0
0
0
DISTORTION
HARMONIC
SNR
5
2
10 15
FREQUENCY – MHz
4
FREQUENCY – MHz
FREQUENCY – MHz
Figure 18.
Figure 21.
ENCODE = 40.5 MSPS
ANALOG IN = 2.3 MHz
SNR = 55.20 dB
SNR (w/o har.) = 55.90 dB
2nd HARMONIC = –75.1 dB
3rd HARMONIC = –73.2 dB
6
ENCODE = 32.2 MSPS
ANALOG IN = 2.3 MHz
SNR = 56.79 dB
SNR (w/o har.) = 57.58 dB
2nd HARMONIC = –68.5 dB
3rd HARMONIC = 80.7 dB
–11–
20 25 30 35 40 45 50
TIME – ns
ENCODE = 40.5 MSPS
10
10.1
8.0
20
40 60
100
16.1
20.2
66
60
54
48
42
–65
1024
0
992
960
928
–65
96
64
32
66
60
54
48
42
0
0
0
Figure 16. Transient Response
(Expanded View)
Figure 13. SNR vs. Clock Rate
0
0
ENCODE = 32.2 MSPS
ANALOG IN = 10.3 MHZ
SNR = 55.37 dB
SNR (w/o har.) = 56.77 dB
2nd HARMONIC = –63.3 dB
3rd HARMONIC = –75.4 dB
5
4
10 15
FREQUENCY – MHz
CLOCK RATE – MSPS
A
12
FREQUENCY – MHz
IN
Figure 19.
Figure 22.
= 10.3 MHz
20 25 30 35 40 45 50
10.1
TIME – ns
8.0
ENCODE = 40.5 MSPS
ANALOG IN = 10.3 MHz
SNR = 53.38 dB
SNR (w/o har.) = 54.31 dB
2nd HARMONIC = –64.7 dB
3rd HARMONIC = –73.7 dB
20
AD9040A
8.0
28
36
20.2
16.1