參數(shù)資料
型號: AD9446
廠商: Analog Devices, Inc.
英文描述: 16-Bit, 80/100 MSPS ADC
中文描述: 16位,80/100 MSPS的模數(shù)轉換器
文件頁數(shù): 19/36頁
文件大小: 952K
代理商: AD9446
AD9446
Rev. 0 | Page 19 of 36
95
60
0
180
0
ANALOG INPUT FREQUENCY (MHz)
(
20
40
60
80
100
120
140
160
90
85
80
75
70
65
SFDR (dBc) +85°C
SFDR (dBc) –40°C
SNR (dB) +25°C
SNR (dB) +85°C
SNR (dB) –40°C
SFDR (dBc) +25°C
Figure 30. AD9446-80 SNR/SFDR vs. Analog Input Frequency, 80 MSPS, 3.2 V p-p
95
60
0
180
0
ANALOG INPUT FREQUENCY (MHz)
(
20
40
60
80
100
120
140
160
90
85
80
75
70
65
SFDR (dBc) +85°C
SFDR (dBc) –40°C
SNR (dB) +25°C
SNR (dB) +85°C
SNR (dB) –40°C
SFDR (dBc) +25°C
Figure 31. AD9446-80 SNR/SFDR vs. Analog Input Frequency, 80 MSPS, 3.2 V p-p,
CMOS Mode
120
0
–100
0
0
ANALOG INPUT AMPLITUDE (dB)
(
100
80
60
40
20
–90
–80
–70
–60
–50
–40
–30
–20
–10
SNR dB
SNR dBFS
SFDR dBc
SFDR dBFS
Figure 32. AD9446-80 SNR/SFDR vs. Analog Input Level, 80 MSPS
95
60
0
180
0
ANALOG INPUT FREQUENCY (MHz)
(
20
40
60
80
100
120
140
160
90
85
80
75
70
65
SFDR (dBc) +85°C
SFDR (dBc) –40°C
SNR (dB) +25°C
SNR (dB) +85°C
SNR (dB) –40°C
SFDR (dBc) +25°C
Figure 33. AD9446-80 SNR/SFDR vs. Analog Input Frequency, 80 MSPS, 2.0 V p-p
90
70
72
2.6
2.8
3.0
3.2
3.4
3.6
3.8
4.0
4.2
0
ANALOG INPUT COMMON-MODE VOLTAGE
(
SNR dB
SFDR dBc
88
86
82
84
80
78
76
74
Figure 34. AD9446-80 SNR/SFDR vs. Analog Input Common Mode, 80 MSPS
120
0
–100
0
0
ANALOG INPUT AMPLITUDE (dB)
(
100
80
60
40
20
–90
–80
–70
–60
–50
–40
–30
–20
–10
SNR dB
SNR dBFS
SFDR dBc
SFDR dBFS
Figure 35. AD9446-80 SNR/SFDR vs. Analog Input Level, 80 MSPS,
CMOS Output Mode
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