參數(shù)資料
型號: AD9049BRS
廠商: ANALOG DEVICES INC
元件分類: ADC
英文描述: 9-Bit, 30 MSPS ADC
中文描述: 1-CH 9-BIT PROPRIETARY METHOD ADC, PARALLEL ACCESS, PDSO28
封裝: SSOP-28
文件頁數(shù): 7/12頁
文件大?。?/td> 295K
代理商: AD9049BRS
AD9049
REV. A
–7–
0
–10
d
–50
–60
–70
–30
–40
–20
–100
–110
–120
–80
–90
FREQUENCY – MHz
0
15
2.5
5
7.5
10
12.5
ENCODE = 30 MSPS
ANALOG IN = 2.3 MHz
SNR = 53.0 dB
SNR (W/O HAR) = 53.3 dB
2ND HARMONIC = 69.3 dB
3RD HARMONIC = 72.9 dB
Figure 10. FFT Plot 30 MSPS, 2.3 MHz
0
–10
d
–50
–60
–70
–30
–40
–20
–100
–110
–120
–80
–90
FREQUENCY – MHz
0
15
2.5
5
7.5
10
12.5
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
Figure 11. FFT Plot 30 MSPS, 4.3 MHz
0
–10
d
–50
–60
–70
–30
–40
–20
–100
–110
–120
–80
–90
FREQUENCY – MHz
0
15
2.5
5
7.5
10
12.5
ENCODE = 30 MSPS
ANALOG IN = 10.3 MHz
SNR = 52.7 dB
SNR (W/O HAR) = 53.1 dB
2ND HARMONIC = 66.4 dB
3RD HARMONIC = 70.5 dB
Figure 12. FFT Plot 30 MSPS, 10.3 MHz
DUTY CYCLE – %
52.0
54.5
25
30
S
(
35
45
40
50
55
52.5
55.0
54.0
53.5
51.0
51.5
ENCODE = 30 MSPS
A
IN
= 2.3 MHz
53.0
60
65
70
75
Figure 13. SNR vs. Clock Pulse Width
1
10
100
1.0
0.5
–0.5
–1.0
–2.0
–3.0
–3.5
–4.0
A
ANALOG INPUT FREQUENCY – MHz
1000
0.0
–1.5
–2.5
–4.5
ENCODE = 30 MSPS
Figure 14. ADC Gain vs. A
IN
Frequency
TEMPERATURE –
°
C
15.0
10.0
–40
–20
t
P
n
0
20
40
60
80
14.0
11.0
9.0
8.0
13.0
12.0
[1] - 5V DATA RISING EDGE
[2] - 5V DATA FALLING EDGE
[3] - 3V DATA RISING EDGE
[4] - 3V DATA FALLING EDGE
7.0
6.0
5.0
100
[3]
[1]
[4]
[2]
Figure 15. t
PD
vs. Temperature 3 V/5 V
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