AD9083BBCZ datasheet(17/93 Pages) AD

17 / 93 page

Data Sheet

AD9083

Rev. 0 | Page 17 of 93

TYPICAL PERFORMANCE CHARACTERISTICS

Nominal supply voltages, AIN = −2.0 dBFS, TJ = 45°C, and 128k FFT, unless otherwise noted.

FREQUENCY (Hz)

100k

10M

100M

500M

–120

–108

–96

–84

–72

–60

–48

–36

–24

–12

Figure 4. ADC Noise Floor at Backoff = 3 dB, 1 GSPS

BACKOFF = 6dB

BACKOFF = 3dB

BACKOFF = 0dB

FREQUENCY (Hz)

100k

10M

100M

500M

–160

–155

–150

–145

–140

–135

–130

–125

–120

–115

–110

Figure 5. ADC NSD at Various Backoff Values, 1 GSPS

HD3

HD2

BACKOFF = 6dB

BACKOFF = 3dB

BACKOFF = 0dB

FREQUENCY (Hz)

10M

50M

–120

–108

–96

–84

–72

–60

–48

–36

–24

–12

Figure 6. Harmonic Distortion 2 (HD2) and Harmonic Distortion 3 (HD3) at

Various Backoff Values, 1 GSPS

FREQUENCY (Hz)

100k

10M

100M

–120

–108

–96

–84

–72

–60

–48

–36

–24

–12

Figure 7. ADC Noise Floor at Backoff = 3 dB, 2 GSPS

BACKOFF = 6dB

BACKOFF = 3dB

BACKOFF = 0dB

FREQUENCY (Hz)

100k

10M

100M

–160

–155

–150

–145

–140

–135

–130

–125

–120

–115

–110

Figure 8. ADC NSD at Various Backoff Values, 2 GSPS

HD3

HD2

BACKOFF = 6dB

BACKOFF = 3dB

BACKOFF = 0dB

FREQUENCY (Hz)

10M

90M

–120

–108

–96

–84

–72

–60

–48

–36

–24

–12

Figure 9. HD2 and HD3 at Various Backoff Values, 2 GSPS

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