1°C Temperature Sensor with Beta Compensation
Datasheet
Temperature Error vs. Ambient Temperature
(2N3904, TDIODE = 27°C, VDD = 3.3V)
Temperature Error vs. Series Resistance
1.0
0.8
0.6
0.4
0.2
0.0
120
100
80
60
40
20
0
2.0
1.5
EXT2 - A PD
EXT3 - A PD
REC Disabled
1.0
0.5
0.0
-0.5
-1.0
-1.5
-2.0
REC Enabled
0
50
100
150
200
Series R (Ohm)
-40 -25 -10
5
20 35 50 65 80 95 110 125
Ambient Temperature (°C)
Supply Current vs. Conversion Rate
1200
1100
1000
900
800
700
600
500
400
300
200
Dynamic
Averaging
Enabled
Dynamic
Averaging
Disabled
1
2
4
8
16
32
64
Conversion Rate
Revision 2.0 (08-10-12)
SMSC EMC1403/EMC1404
DATA4S6HEET