HI-5701 Datasheet, PDF (7/14 Pages) Intersil Corporation – 6-Bit, 30MSPS, Flash A/D Converter

HI-5701
Typical Performance Curves (Continued)
1
V_DD = 5V ±10%, V_REF+ = 4V
0.5
PSRR V_OS
0
PSRR FSE
-0.5
-1
-40 -30 -20 -10 0 10 20 30 40 50 60 70 80 90
TEMPERATURE (^oC)
FIGURE 9. POWER SUPPLY REJECTION vs TEMPERATURE
60
55 ^{VDD = 5V, VREF+ = 4V}
50
45
f_S = 20MHz
40
35
30
25
20
15
10
-40 -20
f_S = 1MHz
0
20
40
60
TEMPERATURE (^oC)
80
100
FIGURE 10. SUPPLY CURRENT vs TEMPERATURE
60
55
V_DD = 5V, V_REF + = 4V
T_A = 25^oC
50
D = 50%
45
40
35
D = _{t---A----t-B-A----+-B----t---S--}
30
D = 25%
D = 10%
25
20
15
10
0.1
1
10
100
CLOCK FREQUENCY (MHz)
FIGURE 11. SUPPLY CURRENT vs CLOCK AND DUTY CYCLE
6.0
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
30
f_I = 1MHz
40
50
60
CLOCK FREQUENCY (MHz)
FIGURE 12. EFFECTIVE NUMBER OF BITS vs CLOCK
FREQUENCY
7