AD9432_15 Datasheet, PDF (8/16 Pages) Analog Devices – 12-Bit, 80 MSPS/105 MSPS ADC

AD9432
TYPICAL PERFORMANCE CHARACTERISTICS
90
AIN = 10.3MHz
85
SFDR
80
75
70
SNR
65
SINAD
60
0
20
40
60
80 100 120 140 160
ENCODE (MSPS)
Figure 5. SNR/SINAD/SFDR vs. fS, fIN = 10.3 MHz
–50
AIN = 10.3MHz
–55
–60
–65
–70
–75
–80
–85
3RD
–90
2ND
–95
–100
0
20
40
60
80 100 120 140 160
ENCODE (MSPS)
Figure 6. Second-Order and Third-Order Harmonics vs. fS, fIN = 10.3 MHz
70
ENCODE = 105MSPS
65
60
SINAD (–3.0dBFS)
55
SINAD (–6.0dBFS)
50
SINAD (–0.5dBFS)
45
40
0 20 40 60 80 100 120 140 160 180 200
ANALOG INPUT FREQUENCY (MHz)
Figure 7. SINAD vs. fIN, fS = 105 MSPS
70
AIN = –0.5dBFS
65
60
55
50
0
50
100
150
200
250
ANALOG INPUT FREQUENCY (MHz)
Figure 8. SNR vs. fIN, Encode = 105 MSPS
100
ENCODE = 105MSPS
90
80
2ND or 3RD (–6.0dBFS)
70
60
2ND or 3RD (–0.5dBFS)
50
2ND or 3RD (–3.0dBFS)
40
0 20 40 60 80 100 120 140 160 180 200
ANALOG INPUT FREQUENCY (MHz)
Figure 9. Second-Order and Third-Order Harmonics vs. fIN, fS = 105 MSPS
100
ENCODE = 105MSPS
90
WORST OTHER (–0.5dBFS)
80
WORST OTHER (–6.0dBFS)
70
WORST OTHER (–3.0dBFS)
60
50
40
0 20 40 60 80 100 120 140 160 180 200
ANALOG INPUT FREQUENCY (MHz)
Figure 10. Worst Other (Excluding Second-Order and Third-Order
Harmonics) vs. fIN, fS = 105 MSPS
Rev. F | Page 8 of 16