AD9083BBCZ datasheet(19/93 Pages) AD

19 / 93 page

Data Sheet

AD9083

Rev. 0 | Page 19 of 93

fIN = 2.3MHz

fIN = 12MHz

fIN = 48MHz

FREQUENCY (Hz)

100k

10M

100M

–155

–153

–151

–149

–147

–145

–143

–141

–139

–137

–135

Figure 16. ADC NSD at Different Input Frequencies, 1 GSPS

fIN = 5MHz

fIN = 25MHz

fIN = 100MHz

FREQUENCY (Hz)

200k

10M

100M

–160

–158

–156

–154

–152

–150

–148

–146

–144

–142

–140

Figure 17. ADC NSD at Different Input Frequencies, 2 GSPS

SNR BW = 7.5MHz

SNR BW = 25MHz

SNR BW = 62.5MHz

AMPLITUDE (dBFS)

–65 –60 –55 –50 –45 –40 –35 –30 –25 –20 –15 –10 –5

100

Figure 18. ADC SNR vs. Input Amplitude, 1 GSPS

SNR BW = 15MHz

SNR BW = 50MHz

SNR BW = 125MHz

AMPLITUDE (dBFS)

–65 –60 –55 –50 –45 –40 –35 –30 –25 –20 –15 –10 –5

100

Figure 19. ADC SNR vs. Input Amplitude, 2 GSPS

BACKOFF = 0dB

BACKOFF = 3dB

BACKOFF = 6dB

FREQUENCY (MHz)

1.0

2.9

4.7

6.6

8.5

10.3

12.2

14.1

16.0

17.8

19.7

–100

–95

–90

–85

–80

–75

–70

–65

–60

–55

–50

Figure 20. ADC HD2 vs. Frequency at Various Backoff Values and

AIN = −2 dB, 1 GSPS

BACKOFF = 0dB

BACKOFF = 3dB

BACKOFF = 6dB

FREQUENCY (MHz)

2.3

6.1

9.8

13.6

17.4

21.1

24.9

28.7

32.5

36.2

40.0

–90

–88

–86

–84

–82

–80

–78

–76

–74

–72

–70

Figure 21. ADC HD2 vs. Frequency at Various Backoff Values and

AIN = −2 dB, 2 GSPS

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