Datasheet

AD9433
Rev. A | Page 8 of 20
TYPICAL PERFORMANCE CHARACTERISTICS
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 13.1 26.3 39.4 52.5
FREQUENCY (MHz)
AMPLITUDE (dBFS)
01977-009
SNR = 67.5dB
SFDR = 85dBFS
–
95
–90
–85
–80
–75
–70
–65
–60
0 50 100 150 200 250
AIN (MHz)
HARMONICS (dBc)
01977-012
WORST OTHER
THIRD HARMONIC
SECOND HARMONIC
Figure 4. FFT: f
S
= 105 MSPS, f
IN
= 49.3 MHz, Differential AIN @ −0.5 dBFS,
SFDR Mode Enabled
Figure 7. Harmonics (Second, Third, Worst Other) vs. AIN Frequency,
AIN @ −0.5 dBFS, f
S
= 105 MSPS, SFDR Mode Enabled
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 13.1 26.3 39.4 52.5
FREQUENCY (MHz)
AMPLITUDE (dBFS)
01977-010
SNR = 68dB
SFDR = 80dBFS
SNR
68
67
66
65
64
63
62
61
60
11.1
10.9
10.8
10.6
10.4
10.3
10.1
9.9
9.8
0 50 100 150 200 250 300
AIN (MHz)
SNR/SINAD (dB)
ENOB (Bits)
01977-013
SINAD
100
95
90
85
80
75
70
65
60
10 30 50 70 90 110 130
ENCODE (MSPS)
SNR/SINAD (dB)
01977-014
Figure 5. FFT: f
S
= 105 MSPS, f
IN
= 49.3 MHz, Differential AIN @ −0.5 dBFS,
SFDR Mode Disabled
Figure 8. SNR/SINAD and ENOB vs. AIN Frequency, Differential AIN @ −0.5 dBFS,
f
S
= 105 MSPS, SFDR Mode Disabled
0
–10
–20
–30
–40
–50
–60
–70
–80
–90
–100
–110
–120
0 15.6 31.2 46.8 62.5
FREQUENCY (MHz)
AMPLITUDE (dBFS)
01977-011
SNR = 67.7dB
SFDR = 76dBFS
THIRD HARMONIC (dBc)
SECOND HARMONIC (dBc)
Figure 6. FFT: f
S
= 125 MSPS, f
IN
= 49.3 MHz, Differential AIN @ −0.5 dBFS,
SFDR Mode Enabled
SINAD
SNR
Figure 9. SNR/SINAD and Harmonic Distortion vs. Encode Frequency,
Differential AIN @ −0.5 dBFS