AD7091 Ver la hoja de datos (PDF) - Analog Devices
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AD7091 Datasheet PDF : 20 Pages
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AD7091
75
TA = 25°C
fSAMPLE = 1MSPS
70
65
VDD = 2.7V
VDD = 3V
VDD = 5V
60
55
50
1
10
100
INPUT FREQUENCY (kHz)
Figure 10. SINAD vs. Analog Input Frequency for Various Supply Voltages
60
VDD = 3.3V
TA = 25°C
51,436
65,536 SAMPLES
50
40
30
20
10
8108
5992
0
0
2047
2048
2049
CODE
2050
0
2051
Figure 11. Histogram of Codes at Code Center (VDD/2)
7
6
+125°C
5
+25°C
4
–40°C
3
2
1
VDD = 3V
0
10
20
30
40
50
SDO CAPACITANCE LOAD (pF)
Figure 12. t2 Delay vs. SDO Capacitance Load, VDD = 3 V
Data Sheet
550
fSAMPLE = 1MSPS
500
450
+85°C
400
+125°C
350
+25°C
300
–40°C
250
2.25 2.50 2.75 3.00 3.25 3.50 3.75 4.00 4.25 4.50 4.75 5.00
SUPPLY VOLTAGE (V)
Figure 13. Operational Supply Current vs. Supply Voltage
for Various Temperatures
6000
5000
VDD = 2.09V
VDD = 3V
VDD = 3.6V
VDD = 5.25V
4000
3000
2000
1000
0
–40
25
85
125
TEMPERATURE (°C)
Figure 14. Power-Down Supply Current vs. Temperature
for Various Supply Voltages
Rev. B | Page 8 of 20
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