KAD5510P_14 Datasheet, PDF (12/31 Pages) Intersil Corporation – Low Power 10-Bit, 250/210/170/125MSPS ADC

KAD5510P
Typical Performance Curves All Typical Performance Characteristics apply under the following conditions
unless otherwise noted: AVDD = OVDD = 1.8V, T_A = +25°C, A_IN = -1dBFS, f_IN = 105MHz, f_SAMPLE = Maximum Conversion Rate
(per speed grade).
90
85
SFDR @ 125MSPS
80
SFDR @ 250MSPS
75
70
SNR @ 125MSPS
65
60
55 _{SNR @ 250MSPS}
50
0M
200M
400M
600M
800M
1G
INPUT FREQUENCY (Hz)
FIGURE 4. SNR AND SFDR vs f_IN
-50
-55
-60
HD2 @ 125MSPS
-65
-70 ^{HD2 @ 250MSPS}
-75
HD3 @ 125MSPS
-80
-85
HD3 @ 250MSPS
-90
-95
-100
0M
200M
400M
600M
800M
1G
INPUT FREQUENCY (Hz)
FIGURE 5. HD2 AND HD3 vs f_IN
100
90
SFDRFS (dBFS)
80
70
60
SNRFS (dBFS)
50
40
SFDR (dBc)
30
20
SNR (dBc)
10
0
-60
-50
-40
-30
-20
-10
0
INPUT AMPLITUDE (dBFS)
FIGURE 6. SNR AND SFDR vs A_IN
-10
-20
-30
-40
HD3 (dBc)
-50
HD2 (dBc)
-60
-70
HD2 (dBFS)
-80
-90
-100
HD3 (dBFS)
-110-60
-50
-40
-30
-20
-10
0
INPUT AMPLITUDE (dBFS)
FIGURE 7. HD2 AND HD3 vs A_IN
90
85
SFDR
80
75
70
65
SNR
60
55
40
70
100 130 160 190 220 250
SAMPLE RATE (MSPS)
FIGURE 8. SNR AND SFDR vs f_SAMPLE
-60
-70
HD3
-80
-90
-100
HD2
-110
-120
40
70
100 130 160 190 220 250
SAMPLE RATE (MSPS)
FIGURE 9. HD2 AND HD3 vs f_SAMPLE
12
FN7693.2
May 2, 2011