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?2011 Microchip Technology Inc.
DS25095A-page 7
MCP9808
2.0
TYPICAL PERFORMANCE CURVES
Note: Unless otherwise indicated, V
DD
 = 2.7V to 5.5V, GND = Ground, SDA/SCL pulled-up to V
DD
 and
T
A
 = -40癈 to +125癈.
FIGURE 2-1:
Temperature Accuracy.
 
FIGURE 2-2:
Temperature Accuracy
Histogram, T
A
 = -20癈.
 
FIGURE 2-3:
Temperature Accuracy
Histogram, T
A
 = +25癈.
FIGURE 2-4:
Temperature Accuracy
Histogram.
 
FIGURE 2-5:
Temperature Accuracy
Histogram, T
A
 = +85癈.
 
FIGURE 2-6:
Temperature Accuracy
Histogram, T
A
 = +100癈.
Note:
The graphs and tables provided following this note are a statistical summary based on a limited number of
samples and are provided for informational purposes only. The performance characteristics listed herein
are not tested or guaranteed. In some graphs or tables, the data presented may be outside the specified
operating range (e.g., outside specified power supply range) and therefore outside the warranted range.
-1.0
-0.5
0.0
0.5
1.0
-40   -20    0
20    40    60    80   100   120
T
A
(癈)
V
DD
= 3.3V
854 units at -20癈, 25癈, 85癈, 100癈
240 units at -40癈, 125癈
+Std. Dev.
Average
-Std. Dev.
+3 * Std. Dev.
-3 * Std. Dev.
 
 
 
0%
10%
20%
30%
40%
Temperature Accuracy (癈)
T
A
= -20癈
V
DD
= 3.3V
827 units
0%
10%
20%
30%
40%
Temperature Accuracy (癈)
T
A
= 25癈
V
DD
= 3.3V
875 units
0%
10%
20%
30%
40%
Temperature Accuracy (癈)
T
A
= -20癈, 25癈, 85癈, 100癈
V
DD
= 3.3V
854 units
0%
10%
20%
30%
40%
Temperature Accuracy (癈)
T
A
= 85癈
V
DD
= 3.3V
859 units
0%
10%
20%
30%
40%
Temperature Accuracy (癈)
T
A
= 100癈
V
DD
= 3.3V
856 units
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