ISL26320 Datasheet, PDF (10/23 Pages) Intersil Corporation – 12-bit, 250kSPS Low-power ADCs with Single-ended and Differential Inputs and Multiple Input Channels

ISL26320, ISL26321, ISL26322, ISL26323, ISL26324, ISL26325, ISL26329
Typical Performance Characteristics T_A = +25°C, V_DD = 5V, V_REF = 5V, f_SAMPLE = 250kHz, f_SCLK = 20MHz,
unless otherwise specified. (Continued)
25
4.0
3.5
20
3.0
5.0V
5.25V
15
2.5
10
5
0
2.7
3.2
3.7
4.2
4.7
5.2
SUPPLY VOLTAGE
FIGURE 9. APERTURE DELAY vs SUPPLY VOLTAGE
2.0
1.5
1.0
2.7V
3.3V
0.5
0.0
-40 -20 0
20
40
60
80
TEMPERATURE (°C)
100 120
FIGURE 10. SUPPLY CURRENT vs VOLTAGE AND TEMPERATURE
2.5
2.0
1.5
AUTO POWER DOWN MODE
NORMAL MODE
1.0
AUTO SLEEP MODE
0.5
0.0
100
1k
10k
SAMPLE RATE (Sps)
100k
FIGURE 11. SUPPLY CURRENT vs SAMPLING RATE (V_DD = 5V)
50
45
40
35
5.25V
30
25
5.0V
20
15
3.3V
10
5
2.7V
0
-40 -20
0
20
40
60
80
TEMPERATURE (°C)
100 120
FIGURE 12. SHUTDOWN CURRENTS vs VOLTAGE AND TEMPERATURE
75
5.25V
5.0V
74
73
72
2.7V
71
3.3V
70
-40 -20
0
20
40
60
80 100 120
TEMPERATURE (°C)
FIGURE 13. SNR AND SINAD vs SUPPLY VOLTAGE AND TEMPERATURE
-80
-82
-84
5.25V
5.0V
-86
-88
2.7V 3.3V
-90
-40 -20
0
20
40
60
80
TEMPERATURE (°C)
100 120
FIGURE 14. THD vs SUPPLY VOLTAGE AND TEMPERATURE
10
FN8273.0
June 8, 2012