AD7280A View Datasheet(PDF) - Analog Devices
Part Name
Description
Manufacturer
AD7280A Datasheet PDF : 48 Pages
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TYPICAL PERFORMANCE CHARACTERISTICS
5.5
VDD = 8V
VDD = 10V
5.4
VDD = 22.5V
VDD = 29.9V
5.3
5.2
5.1
5.0
4.9
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 4. VREG vs. Temperature for Different Supply Voltages,
VREG Connected to AVCC and DVCC
5.5
VDD = 8V
VDD = 10V
5.4
VDD = 22.5V
VDD = 29.9V
5.3
5.2
5.1
5.0
4.9
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 5. VREG vs. Temperature for Different Supply Voltages,
VREG Connected to AVCC and DVCC, 5 mA External Load
8
SLAVE CURRENTS
7
6
MASTER CURRENTS
5
4
3
2
1
–40 –20
SLAVE, VDD = 8V
SLAVE, VDD = 10V
SLAVE, VDD = 29.9V
MASTER, VDD = 8V
MASTER, VDD = 10V
MASTER, VDD = 29.9V
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 6. IDD During Conversion vs. Temperature
for Different Supply Voltages
AD7280A
8
7
SLAVE CURRENTS
6
MASTER CURRENTS
5
4
3
2
1
–40 –20
SLAVE, VDD = 8V
SLAVE, VDD = 10V
SLAVE, VDD = 29.9V
MASTER, VDD = 8V
MASTER, VDD = 10V
MASTER, VDD = 29.9V
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 7. IDD During Cell Balancing vs. Temperature
for Different Supply Voltages
8
SLAVE, VDD = 8V
SLAVE, VDD = 10V
7
SLAVE, VDD = 29.9V
MASTER, VDD = 8V
6
MASTER, VDD = 10V
MASTER, VDD = 29.9V
5
4
SLAVE CURRENTS
3
MASTER CURRENTS
2
1
–40 –20
0
20
40
60
TEMPERATURE (°C)
80
100
Figure 8. IDD During Software Power-Down vs. Temperature
for Different Supply Voltages
10,000
8000
9149
6000
4000
2000
460
386
5
0
2660 2661 2662 2663 2664 2665 2666 2667 2668
CODE
Figure 9. Histogram of Codes for 10,000 Samples,
Odd Cell Voltage Channels
Rev. 0 | Page 11 of 48
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