AD9049BRS(Rev0) View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD9049BRS Datasheet PDF : 12 Pages
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AD9049
0
55.0
–10
ENCODE = 30 MSPS
ANALOG IN = 2.3 MHz
54.5
–20
SNR = 53.0 dB
SNR (W/O HAR) = 53.3 dB
–30
2ND HARMONIC = 69.3 dB
54.0
3RD HARMONIC = 72.9 dB
–40
53.5
–50
–60
53.0
ENCODE = 30 MSPS
AIN = 2.3 MHz
–70
52.5
–80
–90
52.0
–100
51.5
–110
OBSOLETE –120
0
2.5
5
7.5
10
12.5
15
FREQUENCY – MHz
Figure 10. FFT Plot 30 MSPS, 2.3 MHz
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
ENCODE = 30 MSPS
ANALOG IN = 4.3 MHz
SNR = 53.0 dB
SNR (W/O HAR) = 53.3 dB
2ND HARMONIC = 69.0 dB
3RD HARMONIC = 72.6 dB
51.0
25 30 35 40 45 50 55 60 65 70 75
DUTY CYCLE – %
Figure 13. SNR vs. Clock Pulse Width
1.0
0.5
0.0
–0.5
–1.0
–1.5
–2.0
–2.5
–3.0
–3.5
ENCODE = 30 MSPS
–110
–4.0
–120
0
2.5
5
7.5
10
12.5
15
FREQUENCY – MHz
–4.5
1
10
100
ANALOG INPUT FREQUENCY – MHz
1000
Figure 11. FFT Plot 30 MSPS, 4.3 MHz
Figure 14. ADC Gain vs. AIN Frequency
0
–10
ENCODE = 30 MSPS
ANALOG IN = 10.3 MHz
–20
SNR = 52.7 dB
SNR (W/O HAR) = 53.1 dB
–30
2ND HARMONIC = 66.4 dB
3RD HARMONIC = 70.5 dB
–40
–50
–60
–70
–80
–90
–100
–110
–120
0
2.5
5
7.5
10
12.5
15
FREQUENCY – MHz
Figure 12. FFT Plot 30 MSPS, 10.3 MHz
15.0
14.0
13.0
12.0
[1] - 5V DATA RISING EDGE
[2] - 5V DATA FALLING EDGE
[3] - 3V DATA RISING EDGE
[4] - 3V DATA FALLING EDGE
11.0
10.0
9.0
8.0
7.0
6.0
5.0
– 40 –20
0
20
40
60
TEMPERATURE – °C
[3]
[1]
[4]
[2]
80
100
Figure 15. tPD vs. Temperature 3 V/5 V
REV. 0
–7–
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