Datasheet

AD9432
Rev. F | Page 8 of 16
TYPICAL PERFORMANCE CHARACTERISTICS
90
60
70
65
85
80
75
SNR/SINAD/SFDR (dB)
ENCODE (MSPS)
0 20 40 80 100 120 140 16060
AIN = 10.3MHz
SINAD
SFDR
SNR
00587-009
Figure 5. SNR/SINAD/SFDR vs. f
S
, f
IN
= 10.3 MHz
HARMONICS (dBc)
ENCODE (MSPS)
0 20 40 80 100 120 140 16060
00587-010
–90
–95
–100
–85
–80
–75
–70
–65
–60
–55
–
50
2ND
3RD
AIN = 10.3MHz
Figure 6. Second-Order and Third-Order Harmonics vs. f
S
, f
IN
= 10.3 MHz
SINAD (dB)
ANALOG INPUT FREQUENCY (MHz)
0 20 40 80 100 120 140 200160 18060
00587-011
70
65
60
55
50
45
40
ENCODE = 105MSPS
SINAD (–3.0dBFS)
SINAD (–6.0dBFS)
SINAD (–0.5dBFS)
Figure 7. SINAD vs. f
IN
, f
S
= 105 MSPS
SNR (dB)
ANALOG INPUT FREQUENCY (MHz)
0 50 100 150 250200
00587-012
70
65
60
55
50
AIN = –0.5dBFS
Figure 8. SNR vs. f
IN
, Encode = 105 MSPS
HARMONICS (dBc)
ANALOG INPUT FREQUENCY (MHz)
0 20 40 80 100 120 140 200160 18060
00587-013
100
90
80
70
60
50
40
ENCODE = 105MSPS
2ND or 3RD (–0.5dBFS)
2ND or 3RD (–3.0dBFS)
2ND or 3RD (–6.0dBFS)
Figure 9. Second-Order and Third-Order Harmonics vs. f
IN
, f
S
= 105 MSPS
WORST OTHER (dBc)
ANALOG INPUT FREQUENCY (MHz)
0 20 40 80 100 120 140 200160 18060
00587-014
100
90
80
70
60
50
40
ENCODE = 105MSPS
WORST OTHER (–0.5dBFS)
WORST OTHER (–6.0dBFS)
WORST OTHER (–3.0dBFS)
Figure 10. Worst Other (Excluding Second-Order and Third-Order
Harmonics) vs. f
IN
, f
S
= 105 MSPS