AD9288 Datasheet, PDF (7/16 Pages) Analog Devices – 8-Bit, 40/80/100 MSPS Dual A/D Converter

Typical Performance Characteristics–AD9288
0
ENCODE = 100MSPS
–10
A_IN = 10.3MHz
SNR = 48.52dB
–20
SINAD = 48.08dB
2ND HARMONIC = –62.54dBc
3RD HARMONIC = –63.56dBc
–30
–40
–50
–60
–70
–80
–90
SAMPLE
Figure 4. Spectrum: f_S = 100 MSPS, f_IN = 10 MHz,
Single-Ended Input
72.00
68.00
ENCODE RATE = 100MSPS
64.00
60.00
2ND
56.00
52.00
3RD
48.00
44.00
40.00
0
10 20 30 40 50 60 70 80 90
MHz
Figure 7. Harmonic Distortion vs. A_IN Frequency
0
ENCODE = 100MSPS
–10 ^{AIN = 41MHz}
SNR = 47.87dB
–20
SINAD = 46.27dB
2ND HARMONIC = –54.10dBc
3RD HARMONIC = –55.46dBc
–30
–40
–50
–60
–70
–80
–90
SAMPLE
Figure 5. Spectrum: f_S = 100 MSPS, f_IN = 41 MHz,
Single-Ended Input
0
ENCODE = 100MSPS
–10
A_IN1 = 9.3MHz
A_IN2 = 10.3MHz
–20
IMD = –60.0dBc
–30
–40
–50
–60
–70
–80
–90
SAMPLE
Figure 8. Two-Tone Intermodulation Distortion
0
ENCODE = 100MSPS
–10 ^{AIN = 76MHz}
SNR = 47.1dB
SINAD = 43.2dB
–20 _{2ND HARMONIC = –52.2dBc}
3RD HARMONIC = –51.5dBc
–30
–40
–50
–60
–70
–80
–90
SAMPLE
Figure 6. Spectrum: f_S = 100 MSPS, f_IN = 76 MHz,
Single-Ended Input
50.00
48.00
46.00
44.00
ENCODE RATE = 100MSPS
SINAD
SNR
42.00
40.00
38.00
36.00
0
10 20 30 40 50 60 70 80 90
MHz
Figure 9. SINAD/SNR vs. A_IN Frequency
REV. 0
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