MCP9802 Microchip Technology Inc., MCP9802 Datasheet - Page 5

• Manufacturer Part Number: MCP9802
• Description: 2-wire High-accuracy Temperature Sensor
• Manufacturer: Microchip Technology Inc.

2.0
Note: Unless otherwise noted: V
FIGURE 2-1:
Accuracy vs. Ambient Temperature, V
FIGURE 2-2:
Accuracy vs. Ambient Temperature.
FIGURE 2-3:
Accuracy vs. Ambient Temperature, V
 2004 Microchip Technology Inc.
-1.0
-2.0
-3.0
-1.0
-2.0
-3.0
-1.0
-2.0
-3.0
3.0
2.0
1.0
0.0
3.0
2.0
1.0
0.0
3.0
2.0
1.0
0.0
TYPICAL PERFORMANCE CURVES
-55 -35 -15
-55 -35 -15
-55 -35 -15
Resolution
V
V
V
V
DD
DD
DD
DD
= 2.7V
= 3.3V
= 5.5V
= 5.0V
11-Bit
12-Bit
10-Bit
9-Bit
Average Temperature
Average Temperature
Average Temperature
5
5
5
12-Bit Resolution
160 Samples
Spec. Limits
25
25
25
T
T
T
A
A
A
(°C)
(°C)
(°C)
45
45
45
DD
65
65
65
= 2.7V to 5.5V.
12-Bit Resolution
160 Samples
85
85 105 125
V
160 Samples
85 105 125
DD
V
DD
= 3.3V
DD
DD
105 125
= 3.3V
= 3.3V.
= 3.3V.
FIGURE 2-4:
Histogram, T
FIGURE 2-5:
Temperature.
FIGURE 2-6:
Ambient Temperature.
100%
400
350
300
250
200
150
100
0.8
0.6
0.4
0.2
90%
80%
70%
60%
50%
40%
30%
20%
10%
50
0%
1
0
-55 -35 -15
-55 -35 -15
T
V
A
DD
V
V
V
V
DD
DD
DD
DD
= +25°C
A
= 3.3V
MCP9800/1/2/3
= 2.7V
= 3.3V
= 5.0V
= 5.5V
= +25°C.
Temperature Accuracy (°C)
Temperature Accuracy
5
Supply Current vs. Ambient
Shutdown Current vs.
5
25
T
25
T
A
A
(°C )
(°C)
45
45
65
65
DS21909B-page 5
85 105 125
85
5 lots
32 Samples/lot
160 Samples
105 125