1°C Triple Temperature Sensor with Resistance Error Correction & Hotter of Two Zones

Datasheet

SMSC EMC1053

23

Revision 1.37 (02-05-07)

DATASHEET

Chapter 5 Typical Operating Curves

Supply Curre nt vs. Conve rsion Ra te

(TA = 27°C, VDD = 3.3V)

0

100

200

300

400

500

600

700

800

1248

16

Conversion Rate (conv / sec)

Temperature Error vs. Filter Capacitor

-1.0

-0.8

-0.5

-0.3

0.0

0.3

0.5

0

1000

2000

3000

4000

Filter Capacitor (pF)

Temperature Error vs. Ambient Temperature

-2.0

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

2.0

0

153045

607590

Ambient Temperature (°C)

Temperature Error vs. External Diode Temperature

(2N3904, TA=42.5°C, VDD = 3.3V)

-2.0

-1.5

-1.0

-0.5

0.0

0.5

1.0

1.5

2.0

0

25

50

75

100

125

External Diode Temperature (°C)