Datasheet

ADT7420 Data Sheet
Rev. 0 | Page 8 of 24
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPER
ATURE ERROR (°C)
–40
–60 –20
0
20 40
TEMPER
A
TURE (°C)
60
80
100
120 140
–1.00
–0.50
0
0.50
0.25
–0.25
0.75
–0.75
1.00
MAX
ACCURAC
Y
LIMITS
MAX
ACCURAC
Y LIMITS
09013-027
Figure 4. Temperature Accuracy at 3 V
TEMPERATURE ERROR (°C)
–40–60 –20
0 20 40
TEMPERATURE (°C)
60
80 100
120 140
–1.00
–0.50
0
0.50
0.25
–0.25
0.75
–0.75
1.00
MAX
ACCURACY LIMITS
MAX ACCURACY
LIMITS
09013-026
Figure 5. Temperature Accuracy at 5 V
–100 –50 0 50 100 150 200
I
DD
(µA)
TEMPERATURE (°C)
3.0V 1SPS
5.5V 1SPS
5.5V CONTINUOUS
CONVERSION
3.0V CONTINUOUS
CONVERSION
09013-028
0
50
100
150
200
250
300
Figure 6. Operating Supply Current vs. Temperature
3.6V
SHUTDOWN I
DD
(
µA)
TEMPERATURE (°C)
0
5
10
15
20
25
30
–100
–50 0
50
100
150
200
3.3V
3.0V
2.7V
4.5V
5.0V
5.5V
09013-032
Figure 7. Shutdown Current vs. Temperature
0
50
100
150
200
250
300
2.5
3.0 3.5 4.0 4.5 5.0
5.5
6.0
I
DD
(
µA)
SUPPLY
VOLTAGE (V)
I
DD
CONTINUOUS CONVERSION
I
DD
1SPS
09013-029
Figure 8. Average Operating Supply Current vs. Supply Voltage
09013-210
0
1
2
3
4
5
6
7
8
2.5 3.0 3.5
4.0
4.5 5.0 5.5 6.0
SHUTDOWN I
DD
(µA)
SUPPLY VOLTAGE (V)
Figure 9. Shutdown Current vs. Supply Voltage